def test_fir_filter_fcc_001(self):
self.generate_fcc_source()
expected_data = (
(-0.000337088305969 + 7.46004516259e-05j),
(-5.63409266761e-05 + 0.000301144464174j),
(9.16960561881e-05 - 2.89259278361e-05j), (-0.000231866899412 -
6.25764005235e-05j),
(-0.000116414688819 + 0.000258557556663j), (0.000206079319469 +
5.05045172758e-05j),
(-3.85114690289e-05 - 0.00019276549574j), (-0.000146380873048 +
0.000112079876999j),
(0.000215423395275 + 0.000116706331028j), (0.000136050162837 -
0.000232611957472j),
(-0.000155499437824 - 5.41604022146e-05j), (0.000106907449663 +
0.00016310159117j),
(0.000224392410018 - 0.000156331108883j), (-0.000131131906528 -
0.000172063446371j),
(-5.92393880652e-05 + 0.00016801241145j), (0.000214921761653 -
5.32235890205e-06j),
(-5.96960526309e-05 - 0.000211164733628j), (-0.000193948610104 +
0.000113364716526j),
(0.000134820176754 + 0.000142527525895j), (4.74465123261e-05 -
0.000175131688593j))
src = blocks.vector_source_f(self.src_data)
op = filter.freq_xlating_fir_filter_fcc(1, self.taps, self.fc, self.fs)
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertComplexTuplesAlmostEqual(expected_data, result_data[-20:],
5)
def test_fir_filter_fcc_002(self):
self.generate_fcc_source()
expected_data = (
(-6.94218761055e-05 - 9.90489479591e-06j),
(-2.56973435171e-05 + 8.05932795629e-05j),
(7.01698663761e-05 + 7.36373840482e-05j), (7.57163215894e-05 -
4.65324592369e-05j),
(-3.01657128148e-05 - 0.000122838056996j), (-9.53659764491e-05 -
3.73945695173e-05j),
(-2.33501577895e-05 + 0.000109135726234j), (6.65136758471e-05 +
0.000125709688291j),
(3.08501912514e-05 - 9.16842873266e-06j), (-2.64703612629e-05 -
0.000135892929393j),
(0.000136643866426 - 0.000162003751029j), (0.000501801609062 -
0.000185820827028j),
(0.000694551155902 - 0.000299874518532j), (0.000424396857852 -
0.00038379128091j),
(-9.1786707344e-05 - 0.000242479465669j), (-0.000337087287335 +
7.45999423089e-05j),
(-0.000116414521472 + 0.000258556567132j), (0.000215422536712 +
0.000116706112749j),
(0.000224391726078 - 0.000156330308528j), (-5.96956087975e-05 -
0.000211163976928j))
src = blocks.vector_source_f(self.src_data)
op = filter.freq_xlating_fir_filter_fcc(4, self.taps, self.fc, self.fs)
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertComplexTuplesAlmostEqual(expected_data, result_data[-20:],
5)
def test_fir_filter_fcc_001(self):
self.generate_fcc_source()
expected_data = ((-0.000337088305969+7.46004516259e-05j),
(-5.63409266761e-05+0.000301144464174j),
(9.16960561881e-05-2.89259278361e-05j),
(-0.000231866899412-6.25764005235e-05j),
(-0.000116414688819+0.000258557556663j),
(0.000206079319469+5.05045172758e-05j),
(-3.85114690289e-05-0.00019276549574j),
(-0.000146380873048+0.000112079876999j),
(0.000215423395275+0.000116706331028j),
(0.000136050162837-0.000232611957472j),
(-0.000155499437824-5.41604022146e-05j),
(0.000106907449663+0.00016310159117j),
(0.000224392410018-0.000156331108883j),
(-0.000131131906528-0.000172063446371j),
(-5.92393880652e-05+0.00016801241145j),
(0.000214921761653-5.32235890205e-06j),
(-5.96960526309e-05-0.000211164733628j),
(-0.000193948610104+0.000113364716526j),
(0.000134820176754+0.000142527525895j),
(4.74465123261e-05-0.000175131688593j))
src = blocks.vector_source_f(self.src_data)
op = filter.freq_xlating_fir_filter_fcc(1, self.taps, self.fc, self.fs)
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertComplexTuplesAlmostEqual(expected_data, result_data[-20:], 5)
def test_fir_filter_fcc_002(self):
self.generate_fcc_source()
expected_data = ((-6.94218761055e-05-9.90489479591e-06j),
(-2.56973435171e-05+8.05932795629e-05j),
(7.01698663761e-05+7.36373840482e-05j),
(7.57163215894e-05-4.65324592369e-05j),
(-3.01657128148e-05-0.000122838056996j),
(-9.53659764491e-05-3.73945695173e-05j),
(-2.33501577895e-05+0.000109135726234j),
(6.65136758471e-05+0.000125709688291j),
(3.08501912514e-05-9.16842873266e-06j),
(-2.64703612629e-05-0.000135892929393j),
(0.000136643866426-0.000162003751029j),
(0.000501801609062-0.000185820827028j),
(0.000694551155902-0.000299874518532j),
(0.000424396857852-0.00038379128091j),
(-9.1786707344e-05-0.000242479465669j),
(-0.000337087287335+7.45999423089e-05j),
(-0.000116414521472+0.000258556567132j),
(0.000215422536712+0.000116706112749j),
(0.000224391726078-0.000156330308528j),
(-5.96956087975e-05-0.000211163976928j))
src = blocks.vector_source_f(self.src_data)
op = filter.freq_xlating_fir_filter_fcc(4, self.taps, self.fc, self.fs)
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertComplexTuplesAlmostEqual(expected_data, result_data[-20:], 5)
def __init__(self, samp_rate):
gr.hier_block2.__init__(
self,
"APRS demod",
gr.io_signature(1, 1, gr.sizeof_float),
gr.io_signature(0, 0, 0),
)
self.message_port_register_hier_out("out")
self.samp_rate = samp_rate
self.bit_rate = 1200
taps = firdes.low_pass(1, self.samp_rate, 1200, 200)
self.afsk_shift = filter.freq_xlating_fir_filter_fcc(
1, taps, (1200 + 2200) / 2, self.samp_rate)
self.afsk_demod = analog.quadrature_demod_cf(
1.0) # Don't care about gain just before binary slicer
self.threashold = digital.binary_slicer_fb()
self.clock_rec = igate.clock_recovery_timer_bb(self.samp_rate /
self.bit_rate)
self.diff_decode = digital.diff_decoder_bb(2)
self.negate = digital.map_bb(([1, 0]))
self.packetizer = digital.hdlc_deframer_bp(16, 1024)
self.parser = igate.aprs_decode_frame()
self.connect((self, 0), (self.afsk_shift, 0))
self.connect((self.afsk_shift, 0), (self.afsk_demod, 0))
self.connect((self.afsk_demod, 0), (self.threashold, 0))
self.connect((self.threashold, 0), (self.clock_rec, 0))
self.connect((self.clock_rec, 0), (self.diff_decode, 0))
self.connect((self.diff_decode, 0), (self.negate, 0))
self.connect((self.negate, 0), (self.packetizer, 0))
self.msg_connect((self.packetizer, 'out'), (self.parser, 'in'))
self.msg_connect((self.parser, 'out'), (self, 'out'))
def __init__(self):
gr.top_block.__init__(self, "SAME Decoder test")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8000
##################################################
# Blocks
##################################################
self.rational_resampler_44k = filter.rational_resampler_fff(
interpolation=80,
decimation=441,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=100,
decimation=96,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(1, (firdes.low_pass(1, samp_rate, 600, 100)), 1822.916667, samp_rate)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=16,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.1,
freq_error=0.0,
verbose=True,
log=False,
)
#self.src = audio.source(samp_rate, "plughw:CARD=PCH,DEV=2", True)
self.blocks_wavfile_source_0 = blocks.wavfile_source("eas-test-11-7-2013.wav", False)
self.blocks_bitstream_sink = blocks.file_sink(1, "bitstream.bin")
self.xlat_sink = blocks.wavfile_sink("xlat.wav", 1, 8333)
self.xlat_complex_to_float = blocks.complex_to_float()
self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(-50, 0.0001, 0)
self.msg_queue = gr.msg_queue(10)
self.same_dec_0 = same.same_dec(self.msg_queue)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.xlat_complex_to_float, 0), (self.xlat_sink, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.digital_gmsk_demod_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.same_dec_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.blocks_bitstream_sink, 0))
#self.connect((self.src, 0), (self.rational_resampler_44k, 0))
#self.connect((self.rational_resampler_44k, 0), (self.analog_pwr_squelch_xx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.analog_pwr_squelch_xx_0,0))
self.connect((self.analog_pwr_squelch_xx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self._watcher = _queue_watcher_thread(self.msg_queue)
def test_fir_filter_fcc_002(self):
self.generate_fcc_source()
decim = 4
lo = sig_source_c(self.fs, -self.fc, 1, len(self.src_data))
despun = mix(lo, self.src_data)
expected_data = fir_filter(despun, self.taps, decim)
src = blocks.vector_source_f(self.src_data)
op = filter.freq_xlating_fir_filter_fcc(decim, self.taps, self.fc, self.fs)
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertComplexTuplesAlmostEqual(expected_data, result_data, 5)
def test_fir_filter_fcc_002(self):
self.generate_fcc_source()
decim = 4
lo = sig_source_c(self.fs, -self.fc, 1, len(self.src_data))
despun = mix(lo, self.src_data)
expected_data = fir_filter(despun, self.taps, decim)
src = blocks.vector_source_f(self.src_data)
op = filter.freq_xlating_fir_filter_fcc(decim, self.taps, self.fc, self.fs)
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertComplexTuplesAlmostEqual(expected_data, result_data, 5)
def __init__(self):
gr.top_block.__init__(self, "SAME Decoder test")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8000
##################################################
# Blocks
##################################################
self.rational_resampler_44k = filter.rational_resampler_fff(
interpolation=80,
decimation=441,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=100,
decimation=96,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(1, (firdes.low_pass(1, samp_rate, 600, 100)), 1822.916667, samp_rate)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=16,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.1,
freq_error=0.0,
verbose=True,
log=False,
)
self.src = audio.source(samp_rate, "plughw:CARD=PCH,DEV=2", True)
#self.blocks_wavfile_source_0 = blocks.wavfile_source("Monthly_Test_WUAL_DEC-2013.wav", False)
self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(-50, 0.0001, 0)
self.msg_queue = gr.msg_queue(10)
self.same_dec_0 = same.same_dec(self.msg_queue)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.digital_gmsk_demod_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.same_dec_0, 0))
self.connect((self.src, 0), (self.rational_resampler_44k, 0))
self.connect((self.rational_resampler_44k, 0), (self.analog_pwr_squelch_xx_0, 0))
self.connect((self.analog_pwr_squelch_xx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self._watcher = _queue_watcher_thread(self.msg_queue)
def _connect_rds_flow(self):
xlate_bandwidth = 100000
audio_decim = 5
sample_rate = self._sample_rate
baseband_rate = sample_rate / self.bb_decim
freq_offset = 0
cosine_filter = grf.fir_filter_ccf(
1,
firdes.root_raised_cosine(1, baseband_rate / audio_decim, 2375, 1,
100))
fir0 = grf.freq_xlating_fir_filter_ccc(
1, firdes.low_pass(1, sample_rate, xlate_bandwidth, 100000),
freq_offset, sample_rate)
fir1 = grf.freq_xlating_fir_filter_fcc(
audio_decim,
firdes.low_pass(2500.0, baseband_rate, 2.4e3, 2e3,
firdes.WIN_HAMMING), 57e3, baseband_rate)
mpsk_receiver = digital.mpsk_receiver_cc(
2, 0, cmath.pi / 100.0, -0.06, 0.06, 0.5, 0.05,
baseband_rate / audio_decim / 2375.0, 0.001, 0.005)
complex_to_real = blocks.complex_to_real(1)
binary_slicer = digital.binary_slicer_fb()
keep_one_in_2 = blocks.keep_one_in_n(gr.sizeof_char * 1, 2)
diff_decoder = digital.diff_decoder_bb(2)
self.connect(self.rtlsdr_source, fir0, self.wfm_rcv_rds, fir1,
cosine_filter, mpsk_receiver, complex_to_real,
binary_slicer, keep_one_in_2, diff_decoder,
self.rds_decoder)
# RDS Decoder -> RDS Parser -> RDS Adapter
self.msg_connect(self.rds_decoder, b'out', self.rds_parser, b'in')
self.msg_connect(self.rds_parser, b'out', self.rds_adapter, b'in')
def __init__(self):
gr.top_block.__init__(self, "FM radio FFT example")
##################################################
# Variables
##################################################
self.variable_sample_rate_0 = variable_sample_rate_0 = 1e6
self.samp_rate = samp_rate = 44100
self.xlatecenter_8 = xlatecenter_8 = 0
self.xlatecenter_7 = xlatecenter_7 = 0
self.xlatecenter_6 = xlatecenter_6 = 0
self.xlatecenter_5 = xlatecenter_5 = 0
self.xlatecenter_4 = xlatecenter_4 = 0
self.xlatecenter_3 = xlatecenter_3 = 0
self.xlatecenter_2 = xlatecenter_2 = 0
self.xlatecenter = xlatecenter = 0
self.xlate_filter2 = xlate_filter2 = firdes.low_pass(1, samp_rate, 4000, 1000, firdes.WIN_HAMMING, 6.76)
self.xlate_filter = xlate_filter = firdes.low_pass(1, variable_sample_rate_0, 125000, 25000, firdes.WIN_HAMMING, 6.76)
self.variable_1 = variable_1 = 0
self.transition = transition = 1e6
self.rri = rri = 441
self.rrd = rrd = 500
self.quadrature = quadrature = 500000
self.pscfshift = pscfshift = 0
self.pscf8 = pscf8 = 0
self.pscf7 = pscf7 = 0
self.pscf6 = pscf6 = 0
self.pscf5 = pscf5 = 0
self.pscf4 = pscf4 = 0
self.pscf3 = pscf3 = 0
self.pscf2 = pscf2 = 0
self.pscf1 = pscf1 = 0
self.globaltune = globaltune = 0
self.cutoff = cutoff = 1e5
self.bptrans = bptrans = 100
self.bpsr = bpsr = 200000
self.bplow_4 = bplow_4 = 100
self.bplow_3 = bplow_3 = 100
self.bplow_2 = bplow_2 = 100
self.bplow_1 = bplow_1 = 100
self.bphi_4 = bphi_4 = 2.8e3
self.bphi_3 = bphi_3 = 2.8e3
self.bphi_2 = bphi_2 = 2.8e3
self.bphi_1 = bphi_1 = 2.8e3
self.audio_interp = audio_interp = 4
self.amp_8 = amp_8 = 0
self.amp_7 = amp_7 = 0
self.amp_6 = amp_6 = 0
self.amp_5 = amp_5 = 0
self.amp_4 = amp_4 = 0
self.amp_3 = amp_3 = 0
self.amp_2 = amp_2 = 0
self.amp_1 = amp_1 = 0
self.RF_Gain = RF_Gain = 35
self.CF = CF = 125.6e6
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_1_0_1_0_0_2 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0_0_1 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0_0_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_1 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0_2 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0_1 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0_2 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf8+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf7+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf6+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf5+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf4+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf3+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf2+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_2 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf8+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_1 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf7+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf6+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf5+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf4+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf3+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf2+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf1+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf1+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_0_1 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_3+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0_2 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_8+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0_1 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_7+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_6+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_5+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_4+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_2+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter+globaltune, variable_sample_rate_0)
self.blocks_multiply_const_vxx_0_1 = blocks.multiply_const_vff((amp_1, ))
self.blocks_multiply_const_vxx_0_0_2 = blocks.multiply_const_vff((amp_2, ))
self.blocks_multiply_const_vxx_0_0_1_1_2 = blocks.multiply_const_vff((amp_8, ))
self.blocks_multiply_const_vxx_0_0_1_1_1 = blocks.multiply_const_vff((amp_7, ))
self.blocks_multiply_const_vxx_0_0_1_1_0 = blocks.multiply_const_vff((amp_6, ))
self.blocks_multiply_const_vxx_0_0_1_1 = blocks.multiply_const_vff((amp_5, ))
self.blocks_multiply_const_vxx_0_0_1_0_0_2 = blocks.multiply_const_vff((amp_8, ))
self.blocks_multiply_const_vxx_0_0_1_0_0_1 = blocks.multiply_const_vff((amp_7, ))
self.blocks_multiply_const_vxx_0_0_1_0_0_0 = blocks.multiply_const_vff((amp_6, ))
self.blocks_multiply_const_vxx_0_0_1_0_0 = blocks.multiply_const_vff((amp_5, ))
self.blocks_multiply_const_vxx_0_0_1_0 = blocks.multiply_const_vff((amp_4, ))
self.blocks_multiply_const_vxx_0_0_1 = blocks.multiply_const_vff((amp_4, ))
self.blocks_multiply_const_vxx_0_0_0_0 = blocks.multiply_const_vff((amp_3, ))
self.blocks_multiply_const_vxx_0_0_0 = blocks.multiply_const_vff((amp_3, ))
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((amp_2, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((amp_1, ))
self.blocks_complex_to_float_7 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5 = blocks.complex_to_float(1)
self.blocks_complex_to_float_4 = blocks.complex_to_float(1)
self.blocks_complex_to_float_3 = blocks.complex_to_float(1)
self.blocks_complex_to_float_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_xx_1_1_0_0_0 = blocks.add_vff(1)
self.blocks_add_xx_1_1_0_0 = blocks.add_vff(1)
self.blocks_add_xx_1_1_0 = blocks.add_vff(1)
self.blocks_add_xx_1_1 = blocks.add_vff(1)
self.blocks_add_xx_1_0 = blocks.add_vff(1)
self.blocks_add_xx_1 = blocks.add_vff(1)
self.band_pass_filter_0_0_0_0_1 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_3, bphi_3, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0_2 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0_1 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_2, bphi_2, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_1, bphi_1, bptrans, firdes.WIN_HAMMING, 6.76))
self.audio_sink_4 = audio.sink(44100, "Radio:AM2", True)
self.audio_sink_3 = audio.sink(44100, "Radio:NFM2", True)
self.audio_sink_2 = audio.sink(44100, "Radio:AM1", True)
self.audio_sink_1 = audio.sink(44100, "Radio:NFM1", True)
self.analog_nbfm_rx_0_0_1 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0_2 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0_1 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.RTL820T = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.RTL820T.set_sample_rate(variable_sample_rate_0)
self.RTL820T.set_center_freq(CF, 0)
self.RTL820T.set_freq_corr(0, 0)
self.RTL820T.set_dc_offset_mode(2, 0)
self.RTL820T.set_iq_balance_mode(0, 0)
self.RTL820T.set_gain_mode(False, 0)
self.RTL820T.set_gain(RF_Gain, 0)
self.RTL820T.set_if_gain(20, 0)
self.RTL820T.set_bb_gain(20, 0)
self.RTL820T.set_antenna("", 0)
self.RTL820T.set_bandwidth(1e6, 0)
##################################################
# Connections
##################################################
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0_1, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0_2, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_1, 0))
self.connect((self.analog_nbfm_rx_0_0, 0), (self.rational_resampler_xxx_1_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0, 0), (self.rational_resampler_xxx_1_0_1, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_1_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_1_0_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_1_0_0_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0_1, 0), (self.rational_resampler_xxx_1_0_1_0_0_1, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0_2, 0), (self.rational_resampler_xxx_1_0_1_0_0_2, 0))
self.connect((self.analog_nbfm_rx_0_0_1, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.band_pass_filter_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0_1, 0), (self.rational_resampler_xxx_1_0_0_0_0_0_1, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0_2, 0), (self.rational_resampler_xxx_1_0_0_0_0_0_2, 0))
self.connect((self.band_pass_filter_0_0_0_0_1, 0), (self.rational_resampler_xxx_1_0_0_1, 0))
self.connect((self.blocks_add_xx_1, 0), (self.audio_sink_1, 0))
self.connect((self.blocks_add_xx_1_0, 0), (self.audio_sink_2, 0))
self.connect((self.blocks_add_xx_1_1, 0), (self.audio_sink_3, 0))
self.connect((self.blocks_add_xx_1_1_0, 0), (self.audio_sink_4, 0))
self.connect((self.blocks_add_xx_1_1_0_0, 0), (self.blocks_add_xx_1_1, 2))
self.connect((self.blocks_add_xx_1_1_0_0_0, 0), (self.blocks_add_xx_1_1_0, 2))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_complex_to_float_1, 0), (self.blocks_multiply_const_vxx_0_1, 0))
self.connect((self.blocks_complex_to_float_2, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_complex_to_float_3, 0), (self.blocks_multiply_const_vxx_0_0_2, 0))
self.connect((self.blocks_complex_to_float_4, 0), (self.blocks_multiply_const_vxx_0_0_0_0, 0))
self.connect((self.blocks_complex_to_float_5, 0), (self.blocks_multiply_const_vxx_0_0_1_0, 0))
self.connect((self.blocks_complex_to_float_5_0, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0, 0))
self.connect((self.blocks_complex_to_float_5_0_0, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0_0, 0))
self.connect((self.blocks_complex_to_float_5_0_1, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0_1, 0))
self.connect((self.blocks_complex_to_float_5_0_2, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0_2, 0))
self.connect((self.blocks_complex_to_float_6, 0), (self.blocks_multiply_const_vxx_0_0_1, 0))
self.connect((self.blocks_complex_to_float_6_0, 0), (self.blocks_multiply_const_vxx_0_0_1_1, 0))
self.connect((self.blocks_complex_to_float_6_0_0, 0), (self.blocks_multiply_const_vxx_0_0_1_1_0, 0))
self.connect((self.blocks_complex_to_float_6_0_1, 0), (self.blocks_multiply_const_vxx_0_0_1_1_1, 0))
self.connect((self.blocks_complex_to_float_6_0_2, 0), (self.blocks_multiply_const_vxx_0_0_1_1_2, 0))
self.connect((self.blocks_complex_to_float_7, 0), (self.blocks_multiply_const_vxx_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_add_xx_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.blocks_add_xx_1, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_0, 0), (self.blocks_add_xx_1_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_0_0, 0), (self.blocks_add_xx_1_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1, 0), (self.blocks_add_xx_1_1, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0, 0), (self.blocks_add_xx_1_1_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0, 0), (self.blocks_add_xx_1_1_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0_0, 0), (self.blocks_add_xx_1_1_0_0_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0_1, 0), (self.blocks_add_xx_1_1_0_0_0, 2))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0_2, 0), (self.blocks_add_xx_1_1_0_0_0, 3))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1, 0), (self.blocks_add_xx_1_1_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1_0, 0), (self.blocks_add_xx_1_1_0_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1_1, 0), (self.blocks_add_xx_1_1_0_0, 2))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1_2, 0), (self.blocks_add_xx_1_1_0_0, 3))
self.connect((self.blocks_multiply_const_vxx_0_0_2, 0), (self.blocks_add_xx_1_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_1, 0), (self.blocks_add_xx_1_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_nbfm_rx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.band_pass_filter_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.analog_nbfm_rx_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.band_pass_filter_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0, 0), (self.analog_nbfm_rx_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0, 0), (self.band_pass_filter_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0, 0), (self.analog_nbfm_rx_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0, 0), (self.band_pass_filter_0_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_0, 0), (self.analog_nbfm_rx_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_0, 0), (self.band_pass_filter_0_0_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_1, 0), (self.analog_nbfm_rx_0_0_0_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_1, 0), (self.band_pass_filter_0_0_0_0_0_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_2, 0), (self.analog_nbfm_rx_0_0_0_0_0_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_2, 0), (self.band_pass_filter_0_0_0_0_0_0_0_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_1, 0), (self.analog_nbfm_rx_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_1, 0), (self.band_pass_filter_0_0_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.blocks_complex_to_float_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0, 0), (self.blocks_complex_to_float_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0, 0), (self.blocks_complex_to_float_7, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0, 0), (self.blocks_complex_to_float_6, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0, 0), (self.blocks_complex_to_float_6_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_0, 0), (self.blocks_complex_to_float_6_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_1, 0), (self.blocks_complex_to_float_6_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_2, 0), (self.blocks_complex_to_float_6_0_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1, 0), (self.blocks_complex_to_float_3, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0, 0), (self.blocks_complex_to_float_4, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0, 0), (self.blocks_complex_to_float_5, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0, 0), (self.blocks_complex_to_float_5_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0_0, 0), (self.blocks_complex_to_float_5_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0_1, 0), (self.blocks_complex_to_float_5_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0_2, 0), (self.blocks_complex_to_float_5_0_2, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0, 0), (self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0_1, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0_2, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0_2, 0))
self.connect((self.rational_resampler_xxx_1_0_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_1_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_1, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0_2, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_2, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="AM Transmission")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 480000
self.vol = vol = 1
self.transmit_type = transmit_type = 1
self.taps_rx = taps_rx = firdes.band_pass(1.0, samp_rate, 120e3, 180e3,
2000, firdes.WIN_HAMMING,
6.76)
self.source = source = 0
self.level_signal = level_signal = 0
self.level_carrier = level_carrier = 0.1
self.fft_taps = fft_taps = firdes.low_pass(1.0, samp_rate, 180e3, 5000,
firdes.WIN_HAMMING, 6.76)
self.audio_taps = audio_taps = firdes.low_pass(2, samp_rate, 10e3,
1000,
firdes.WIN_HAMMING,
6.76)
##################################################
# Blocks
##################################################
_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
minimum=0,
maximum=2,
num_steps=20,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_vol_sizer, 0, 40, 1, 10)
self._transmit_type_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.transmit_type,
callback=self.set_transmit_type,
label='Type',
choices=[0, 1],
labels=["SC", "TC"],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._transmit_type_chooser, 0, 30, 1, 10)
self.tabs = self.tabs = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.tabs.AddPage(grc_wxgui.Panel(self.tabs), "Audio")
self.tabs.AddPage(grc_wxgui.Panel(self.tabs), "Signal")
self.tabs.AddPage(grc_wxgui.Panel(self.tabs), "Spectrum")
self.tabs.AddPage(grc_wxgui.Panel(self.tabs), "Trap")
self.Add(self.tabs)
self._source_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.source,
callback=self.set_source,
label='Source',
choices=[0, 1],
labels=['Tone', 'Audio'],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._source_chooser, 0, 0, 1, 10)
_level_signal_sizer = wx.BoxSizer(wx.VERTICAL)
self._level_signal_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_level_signal_sizer,
value=self.level_signal,
callback=self.set_level_signal,
label='Signal',
converter=forms.float_converter(),
proportion=0,
)
self._level_signal_slider = forms.slider(
parent=self.GetWin(),
sizer=_level_signal_sizer,
value=self.level_signal,
callback=self.set_level_signal,
minimum=0,
maximum=1,
num_steps=10,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_level_signal_sizer, 0, 20, 1, 10)
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.tabs.GetPage(3).GetWin(),
title='Trapezoid',
sample_rate=samp_rate,
v_scale=0.5,
v_offset=0,
t_scale=4,
ac_couple=True,
xy_mode=True,
num_inputs=2,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.tabs.GetPage(3).Add(self.wxgui_scopesink2_2.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
self.tabs.GetPage(0).GetWin(),
title='Audio Source',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=5e-3,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Amplitude',
)
self.tabs.GetPage(0).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.tabs.GetPage(1).GetWin(),
title='Transmit Signal',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=5e-3,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_NORM,
y_axis_label='Amplitude',
)
self.tabs.GetPage(1).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.tabs.GetPage(2).GetWin(),
baseband_freq=150e3,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate / 8,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Transmit Spectrum',
peak_hold=False,
)
self.tabs.GetPage(2).Add(self.wxgui_fftsink2_0.win)
self.msg_tone = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 800,
level_signal, 0)
_level_carrier_sizer = wx.BoxSizer(wx.VERTICAL)
self._level_carrier_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_level_carrier_sizer,
value=self.level_carrier,
callback=self.set_level_carrier,
label='Carrier',
converter=forms.float_converter(),
proportion=0,
)
self._level_carrier_slider = forms.slider(
parent=self.GetWin(),
sizer=_level_carrier_sizer,
value=self.level_carrier,
callback=self.set_level_carrier,
minimum=0,
maximum=1,
num_steps=10,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_level_carrier_sizer, 0, 10, 1, 10)
self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_fff(
30, (audio_taps))
self.interp_fir_filter_xxx_0.declare_sample_delay(0)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(
8, (fft_taps), 150e3, samp_rate)
self.fir_filter_xxx_0 = filter.fir_filter_fcc(2, (taps_rx))
self.fir_filter_xxx_0.declare_sample_delay(0)
self.carrier = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE,
150000, level_carrier, 0)
self.blocks_wavfile_source_0 = blocks.wavfile_source(
'/home/akio/chop_sample.wav', True)
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
'fading.wav', 1, 48000, 16)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((vol, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(level_signal * 35, ))
self.blocks_add_const_vxx_0 = blocks.add_const_vff((transmit_type, ))
self.blks2_selector_0 = grc_blks2.selector(
item_size=gr.sizeof_float * 1,
num_inputs=2,
num_outputs=1,
input_index=source,
output_index=0,
)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=samp_rate / 2,
audio_decim=5,
audio_pass=10000,
audio_stop=11000,
)
##################################################
# Connections
##################################################
self.connect((self.analog_am_demod_cf_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blks2_selector_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.blks2_selector_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.blks2_selector_0, 0), (self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.interp_fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_scopesink2_2, 1))
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.carrier, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.fir_filter_xxx_0, 0),
(self.analog_am_demod_cf_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.interp_fir_filter_xxx_0, 0),
(self.blks2_selector_0, 1))
self.connect((self.msg_tone, 0), (self.blks2_selector_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
_icon_path = "/usr/share/icons/hicolor/24x24/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 250000
self.freq = freq = 97e6
self.baseband_rate = baseband_rate = samp_rate / bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.volume = volume = 0
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate / audio_decim
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Pilot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "DSBSC")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS constellation")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.GridAdd(self.nb, 2, 0, 1, 2)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='RF Gain',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='Freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88.1e6,
maximum=107.9e6,
num_steps=99,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(8).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(8).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(7).GetWin(),
title='Scope Plot',
sample_rate=2375,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(7).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.nb.GetPage(3).GetWin(),
title='Pilot',
sample_rate=baseband_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(6).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-50,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
)
self.nb.GetPage(6).Add(self.wxgui_fftsink2_0_0_0_1_0_0.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='DSBSC Sub-carrier',
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_decim_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='FM Demod',
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='Baseband',
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
1,
firdes.root_raised_cosine(1, samp_rate / bb_decim / audio_decim,
2375, 1, 100))
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=audio_rate,
decimation=audio_decim_rate,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=audio_rate,
decimation=audio_decim_rate,
taps=None,
fractional_bw=None,
)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(freq_tune, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(0, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(gain, 0)
self.osmosdr_source_0.set_if_gain(20, 0)
self.osmosdr_source_0.set_bb_gain(20, 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(
audio_decim, (firdes.low_pass(2500.0, baseband_rate, 2.4e3, 2e3,
firdes.WIN_HAMMING)), 57e3,
baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000)),
freq_offset, samp_rate)
self.fir_filter_xxx_5 = filter.fir_filter_fff(
audio_decim, (firdes.low_pass(1.0, baseband_rate, 20e3, 40e3,
firdes.WIN_HAMMING)))
self.fir_filter_xxx_5.declare_sample_delay(0)
self.fir_filter_xxx_3 = filter.fir_filter_fff(
1, (firdes.band_pass(1.0, baseband_rate, 38e3 - 13e3, 38e3 + 13e3,
3e3, firdes.WIN_HAMMING)))
self.fir_filter_xxx_3.declare_sample_delay(0)
self.fir_filter_xxx_2 = filter.fir_filter_fcc(
1, (firdes.complex_band_pass(1.0, baseband_rate, 19e3 - 500,
19e3 + 500, 1e3, firdes.WIN_HAMMING)))
self.fir_filter_xxx_2.declare_sample_delay(0)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
audio_decim, (firdes.low_pass(1.0, baseband_rate, 13e3, 3e3,
firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(
2, 0, 1 * cmath.pi / 100.0, -0.06, 0.06, 0.5, 0.05,
samp_rate / bb_decim / audio_decim / 2375.0, 0.001, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
(10**(1. * (volume + 15) / 10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(10**(1. * (volume + 15) / 10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(audio_rate, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
self.analog_pll_refout_cc_0 = analog.pll_refout_cc(
0.001, 2 * math.pi * (19000 + 200) / baseband_rate,
2 * math.pi * (19000 - 200) / baseband_rate)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=audio_decim_rate,
tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=audio_decim_rate,
tau=75e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'),
(self.gr_rds_panel_0, 'in'))
self.connect((self.analog_fm_deemph_0_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_pll_refout_cc_0, 0),
(self.blocks_multiply_xx_1, 0))
self.connect((self.analog_pll_refout_cc_0, 0),
(self.blocks_multiply_xx_1, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_2, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_3, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_complex_to_imag_0, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.fir_filter_xxx_5, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_fftsink2_0_0_0_1_0_0, 0))
self.connect((self.blocks_multiply_xx_1, 0),
(self.blocks_complex_to_imag_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.fir_filter_xxx_2, 0),
(self.analog_pll_refout_cc_0, 0))
self.connect((self.fir_filter_xxx_3, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.fir_filter_xxx_3, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.fir_filter_xxx_5, 0), (self.blocks_add_xx_0, 1))
self.connect((self.fir_filter_xxx_5, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.osmosdr_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_mpsk_receiver_cc_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = 97e6
self.volume = volume = -3
self.samp_rate = samp_rate = 2000000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Const")
self.GridAdd(self.nb, 2, 0, 1, 2)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='RF Gain',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='Freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88e6,
maximum=107.9e6,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(6).GetWin(),
title='Scope Plot',
sample_rate=2375 * 4,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(6).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=19000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
)
self.nb.GetPage(3).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='FM Demod',
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='Baseband',
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
" " + '')
self.rtlsdr_source_0_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0_0.set_freq_corr(0, 0)
self.rtlsdr_source_0_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0_0.set_gain_mode(False, 0)
self.rtlsdr_source_0_0.set_gain(14, 0)
self.rtlsdr_source_0_0.set_if_gain(24, 0)
self.rtlsdr_source_0_0.set_bb_gain(gain, 0)
self.rtlsdr_source_0_0.set_antenna('', 0)
self.rtlsdr_source_0_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, 1, 100))
self.rftap_rftap_encap_0 = rftap.rftap_encap(3, -1, 'rds')
self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff(240000.0 / 250000,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_1.declare_sample_delay(0)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 / 250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)),
38000, 240000)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(
1,
(firdes.low_pass(2500.0, 250000, 2.6e3, 2e3, firdes.WIN_HAMMING)),
57e3, 250000)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1, samp_rate, 80000, 20000)), freq_offset,
samp_rate)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_CLIENT", '127.0.0.1',
'52001', 10000, False)
self.blocks_pdu_set_0 = blocks.pdu_set(pmt.to_pmt("nomfreq"),
pmt.to_pmt(freq))
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=8,
)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_pdu_set_0, 'pdus'),
(self.rftap_rftap_encap_0, 'in'))
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.blocks_pdu_set_0, 'pdus'))
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'),
(self.gr_rds_panel_0, 'in'))
self.msg_connect((self.rftap_rftap_encap_0, 'out'),
(self.blocks_socket_pdu_0, 'pdus'))
self.connect((self.analog_fm_deemph_0_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.pfb_arb_resampler_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.fir_filter_xxx_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_psk_demod_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.rtlsdr_source_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = 95.8e6
self.volume = volume = -3
self.samp_rate = samp_rate = 1e6
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
self.capture_base_freq = capture_base_freq = 88e6
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Const")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "x")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "y")
self.GridAdd(self.nb, 2, 0, 1, 2)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='Freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88e6,
maximum=108e6,
num_steps=800,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_1 = waterfallsink2.waterfall_sink_c(
self.nb.GetPage(8).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(8).Add(self.wxgui_waterfallsink2_1.win)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(6).GetWin(),
title='Scope Plot',
sample_rate=2375 * 4,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(6).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_c(
self.nb.GetPage(7).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.nb.GetPage(7).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=19000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
)
self.nb.GetPage(3).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='FM Demod',
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='Baseband',
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, .35, 100))
self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff(240000.0 / 250000,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_1.declare_sample_delay(0)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 / 250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='RF Gain',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)),
38000, 240000)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(
1,
(firdes.low_pass(2500.0, 250000, 2.6e3, 2e3, firdes.WIN_HAMMING)),
57e3, 250000)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1, samp_rate, 80000, 20000)), freq_offset,
samp_rate)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1,
'/home/deepstar/Projects/OverTheWire/advent2019/advent2019/steven/northpole-airwaves/northpole-airwaves.wav',
True)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=int(samp_rate / (250e3)),
)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, freq - capture_base_freq, 1, 0)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'),
(self.gr_rds_panel_0, 'in'))
self.connect((self.analog_fm_deemph_0_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.pfb_arb_resampler_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.blocks_multiply_xx_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_fftsink2_1, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_waterfallsink2_1, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.fir_filter_xxx_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_psk_demod_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.wxgui_scopesink2_1, 0))
def __init__(self):
gr.top_block.__init__(self, "FM radio FFT example")
Qt.QWidget.__init__(self)
self.setWindowTitle("FM radio FFT example")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "Exp1")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.variable_sample_rate_0 = variable_sample_rate_0 = 1e6
self.samp_rate = samp_rate = 44100
self.xlatecenter_4 = xlatecenter_4 = 0
self.xlatecenter_3 = xlatecenter_3 = 0
self.xlatecenter_2 = xlatecenter_2 = 0
self.xlatecenter = xlatecenter = 0
self.xlate_filter2 = xlate_filter2 = firdes.low_pass(1, samp_rate, 4000, 1000, firdes.WIN_HAMMING, 6.76)
self.xlate_filter = xlate_filter = firdes.low_pass(1, variable_sample_rate_0, 125000, 25000, firdes.WIN_HAMMING, 6.76)
self.variable_1 = variable_1 = 0
self.transition = transition = 1e6
self.rri = rri = 441
self.rrd = rrd = 500
self.quadrature = quadrature = 500000
self.pscf4 = pscf4 = 0
self.pscf3 = pscf3 = 0
self.pscf2 = pscf2 = 0
self.pscf1 = pscf1 = 0
self.cutoff = cutoff = 1e5
self.bptrans = bptrans = 100
self.bpsr = bpsr = 200000
self.bplow_4 = bplow_4 = 100
self.bplow_3 = bplow_3 = 100
self.bplow_2 = bplow_2 = 100
self.bplow_1 = bplow_1 = 100
self.bphi_4 = bphi_4 = 2.8e3
self.bphi_3 = bphi_3 = 2.8e3
self.bphi_2 = bphi_2 = 2.8e3
self.bphi_1 = bphi_1 = 2.8e3
self.audio_interp = audio_interp = 4
self.amp_4 = amp_4 = 0
self.amp_3 = amp_3 = 0
self.amp_2 = amp_2 = 0
self.amp_1 = amp_1 = 1
self.RF_Gain = RF_Gain = 35
self.CF = CF = 88.5e6
##################################################
# Blocks
##################################################
self._pscf1_range = Range(-10000, 10000, 50, 0, 200)
self._pscf1_win = RangeWidget(self._pscf1_range, self.set_pscf1, "pscf1", "counter_slider", float)
self.top_layout.addWidget(self._pscf1_win)
self._amp_1_range = Range(0, 1, 0.01, 1, 200)
self._amp_1_win = RangeWidget(self._amp_1_range, self.set_amp_1, "Amp", "counter_slider", float)
self.top_layout.addWidget(self._amp_1_win)
self.rational_resampler_xxx_1_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf1, samp_rate)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf1, samp_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter, variable_sample_rate_0)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((amp_1, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((amp_1, ))
self.blocks_complex_to_float_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.band_pass_filter_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_1, bphi_1, bptrans, firdes.WIN_HAMMING, 6.76))
self.audio_sink_1 = audio.sink(48000, "Radio:NFM1", True)
self.analog_nbfm_rx_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.RTL820T = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.RTL820T.set_sample_rate(variable_sample_rate_0)
self.RTL820T.set_center_freq(CF, 0)
self.RTL820T.set_freq_corr(0, 0)
self.RTL820T.set_dc_offset_mode(2, 0)
self.RTL820T.set_iq_balance_mode(0, 0)
self.RTL820T.set_gain_mode(False, 0)
self.RTL820T.set_gain(RF_Gain, 0)
self.RTL820T.set_if_gain(20, 0)
self.RTL820T.set_bb_gain(20, 0)
self.RTL820T.set_antenna("", 0)
self.RTL820T.set_bandwidth(1e6, 0)
##################################################
# Connections
##################################################
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.analog_nbfm_rx_0_0, 0), (self.rational_resampler_xxx_1_0, 0))
self.connect((self.band_pass_filter_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0, 0))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_complex_to_float_1, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.audio_sink_1, 1))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_nbfm_rx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.band_pass_filter_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.blocks_complex_to_float_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.rational_resampler_xxx_1_0, 0), (self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
def __init__(self):
gr.top_block.__init__(self, "Not titled yet")
Qt.QWidget.__init__(self)
self.setWindowTitle("Not titled yet")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "m2k_am_if_to_fm_pluto_tx")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.tx_samp_rate = tx_samp_rate = 600000
self.tx_freq = tx_freq = 90e6
self.samp_rate = samp_rate = 10000000
self.rr_interp = rr_interp = 8
self.rr_decim = rr_decim = 5
self.osr = osr = 5
self.lp_decim = lp_decim = 10
self.if_freq = if_freq = 475000
self.fx_decim = fx_decim = 10
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=rr_interp,
decimation=rr_decim,
taps=[128],
fractional_bw=0.8)
self.qtgui_time_sink_x_0_1 = qtgui.time_sink_f(
4096, #size
samp_rate / (osr * fx_decim), #samp_rate
"Demodulated Baseband", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_1.set_update_time(0.10)
self.qtgui_time_sink_x_0_1.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_1.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_1.enable_tags(True)
self.qtgui_time_sink_x_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_0_1.enable_autoscale(True)
self.qtgui_time_sink_x_0_1.enable_grid(True)
self.qtgui_time_sink_x_0_1.enable_axis_labels(True)
self.qtgui_time_sink_x_0_1.enable_control_panel(True)
self.qtgui_time_sink_x_0_1.enable_stem_plot(False)
labels = [
'Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
'blue', 'red', 'green', 'black', 'cyan', 'magenta', 'yellow',
'dark red', 'dark green', 'dark blue'
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_1_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_1_win)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_c(
4096, #size
samp_rate / (osr * fx_decim), #samp_rate
"Translated I.F.", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0.enable_tags(True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(True)
self.qtgui_time_sink_x_0_0.enable_grid(True)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(True)
self.qtgui_time_sink_x_0_0.enable_stem_plot(False)
labels = [
'Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
'blue', 'red', 'green', 'black', 'cyan', 'magenta', 'yellow',
'dark red', 'dark green', 'dark blue'
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
for i in range(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_0_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_0_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_win)
self.m2k_analog_in_source_0 = m2k.analog_in_source(
'ip:192.168.3.1', 16384, [True, False], [0, 0], samp_rate, osr, 4,
True, True, [2, 0], [0, 0], 0, 0, [0, 0])
self.low_pass_filter_0 = filter.fir_filter_fff(
lp_decim,
firdes.low_pass(1, samp_rate / (osr * fx_decim), 3000, 500,
firdes.WIN_HAMMING, 6.76))
self.iio_pluto_sink_0 = iio.pluto_sink('ip:192.168.2.1', int(tx_freq),
tx_samp_rate, 200000, 32768,
False, 0, '', True)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(
fx_decim,
firdes.low_pass(1, (samp_rate / osr),
(samp_rate / osr) / (2 * fx_decim), 20000),
if_freq, samp_rate / osr)
self.dc_blocker_xx_0 = filter.dc_blocker_ff(32, True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(1)
self.blocks_complex_to_mag_1 = blocks.complex_to_mag(1)
self.audio_sink_0 = audio.sink(32000, '', False)
self.analog_wfm_tx_0 = analog.wfm_tx(
audio_rate=int(samp_rate / (osr * fx_decim * lp_decim)),
quad_rate=tx_samp_rate,
tau=75e-6,
max_dev=150e3,
fh=-1.0,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_tx_0, 0), (self.iio_pluto_sink_0, 0))
self.connect((self.blocks_complex_to_mag_1, 0),
(self.dc_blocker_xx_0, 0))
self.connect((self.blocks_complex_to_mag_1, 0),
(self.qtgui_time_sink_x_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 1))
self.connect((self.dc_blocker_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_complex_to_mag_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.qtgui_time_sink_x_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_tx_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.m2k_analog_in_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM radio FFT example")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.variable_sample_rate_0 = variable_sample_rate_0 = 1e6
self.samp_rate = samp_rate = 44100
self.xlatecenter_8 = xlatecenter_8 = 0
self.xlatecenter_7 = xlatecenter_7 = 0
self.xlatecenter_6 = xlatecenter_6 = 0
self.xlatecenter_5 = xlatecenter_5 = 0
self.xlatecenter_4 = xlatecenter_4 = 0
self.xlatecenter_3 = xlatecenter_3 = 0
self.xlatecenter_2 = xlatecenter_2 = 0
self.xlatecenter = xlatecenter = 0
self.xlate_filter2 = xlate_filter2 = firdes.low_pass(1, samp_rate, 4000, 1000, firdes.WIN_HAMMING, 6.76)
self.xlate_filter = xlate_filter = firdes.low_pass(1, variable_sample_rate_0, 125000, 25000, firdes.WIN_HAMMING, 6.76)
self.variable_1 = variable_1 = 0
self.transition = transition = 1e6
self.rri = rri = 441
self.rrd = rrd = 500
self.quadrature = quadrature = 500000
self.pscfshift = pscfshift = 0
self.pscf8 = pscf8 = 0
self.pscf7 = pscf7 = 0
self.pscf6 = pscf6 = 0
self.pscf5 = pscf5 = 0
self.pscf4 = pscf4 = 0
self.pscf3 = pscf3 = 0
self.pscf2 = pscf2 = 0
self.pscf1 = pscf1 = 0
self.globaltune = globaltune = 0
self.cutoff = cutoff = 1e5
self.bptrans = bptrans = 100
self.bpsr = bpsr = 200000
self.bplow_4 = bplow_4 = 100
self.bplow_3 = bplow_3 = 100
self.bplow_2 = bplow_2 = 100
self.bplow_1 = bplow_1 = 100
self.bphi_4 = bphi_4 = 2.8e3
self.bphi_3 = bphi_3 = 2.8e3
self.bphi_2 = bphi_2 = 2.8e3
self.bphi_1 = bphi_1 = 2.8e3
self.audio_interp = audio_interp = 4
self.amp_fm = amp_fm = 1
self.amp_am = amp_am = 1
self.amp_8 = amp_8 = 0
self.amp_7 = amp_7 = 0
self.amp_6 = amp_6 = 0
self.amp_5 = amp_5 = 0
self.amp_4 = amp_4 = 0
self.amp_3 = amp_3 = 0
self.amp_2 = amp_2 = 0
self.amp_1 = amp_1 = 0
self.RF_Gain = RF_Gain = 35
self.CF = CF = 125.6e6
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=CF,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=variable_sample_rate_0,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=(924,668),
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.rational_resampler_xxx_1_0_1_0_0_2 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0_0_1 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0_0_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_1 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_1 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0_2 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0_1 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0_0 = filter.rational_resampler_ccc(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=rri,
decimation=rrd,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0_2 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf8+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf7+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf6+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf5+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf4+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf3+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf2+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_2 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf8+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_1 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf7+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf6+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf5+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf4+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf3+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf2+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(1, (1, ), pscf1+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_ccc(1, (1, ), pscf1+pscfshift, samp_rate)
self.freq_xlating_fir_filter_xxx_0_1 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_3+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0_2 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_8+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0_1 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_7+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_6+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_5+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_4+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter_2+globaltune, variable_sample_rate_0)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter+globaltune, variable_sample_rate_0)
self.blocks_multiply_const_vxx_0_1_0_1_0 = blocks.multiply_const_vff((amp_am, ))
self.blocks_multiply_const_vxx_0_1_0_1 = blocks.multiply_const_vff((amp_am, ))
self.blocks_multiply_const_vxx_0_1_0_0 = blocks.multiply_const_vff((amp_fm, ))
self.blocks_multiply_const_vxx_0_1_0 = blocks.multiply_const_vff((amp_fm, ))
self.blocks_multiply_const_vxx_0_1 = blocks.multiply_const_vff((amp_1, ))
self.blocks_multiply_const_vxx_0_0_2 = blocks.multiply_const_vff((amp_2, ))
self.blocks_multiply_const_vxx_0_0_1_1_2 = blocks.multiply_const_vff((amp_8, ))
self.blocks_multiply_const_vxx_0_0_1_1_1 = blocks.multiply_const_vff((amp_7, ))
self.blocks_multiply_const_vxx_0_0_1_1_0 = blocks.multiply_const_vff((amp_6, ))
self.blocks_multiply_const_vxx_0_0_1_1 = blocks.multiply_const_vff((amp_5, ))
self.blocks_multiply_const_vxx_0_0_1_0_0_2 = blocks.multiply_const_vff((amp_8, ))
self.blocks_multiply_const_vxx_0_0_1_0_0_1 = blocks.multiply_const_vff((amp_7, ))
self.blocks_multiply_const_vxx_0_0_1_0_0_0 = blocks.multiply_const_vff((amp_6, ))
self.blocks_multiply_const_vxx_0_0_1_0_0 = blocks.multiply_const_vff((amp_5, ))
self.blocks_multiply_const_vxx_0_0_1_0 = blocks.multiply_const_vff((amp_4, ))
self.blocks_multiply_const_vxx_0_0_1 = blocks.multiply_const_vff((amp_4, ))
self.blocks_multiply_const_vxx_0_0_0_0 = blocks.multiply_const_vff((amp_3, ))
self.blocks_multiply_const_vxx_0_0_0 = blocks.multiply_const_vff((amp_3, ))
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((amp_2, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((amp_1, ))
self.blocks_complex_to_float_7 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_6 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5_0 = blocks.complex_to_float(1)
self.blocks_complex_to_float_5 = blocks.complex_to_float(1)
self.blocks_complex_to_float_4 = blocks.complex_to_float(1)
self.blocks_complex_to_float_3 = blocks.complex_to_float(1)
self.blocks_complex_to_float_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_xx_1_1_0_0_0 = blocks.add_vff(1)
self.blocks_add_xx_1_1_0_0 = blocks.add_vff(1)
self.blocks_add_xx_1_1_0 = blocks.add_vff(1)
self.blocks_add_xx_1_1 = blocks.add_vff(1)
self.blocks_add_xx_1_0 = blocks.add_vff(1)
self.blocks_add_xx_1 = blocks.add_vff(1)
self.band_pass_filter_0_0_0_0_1 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_3, bphi_3, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0_2 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0_1 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_4, bphi_4, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_2, bphi_2, bptrans, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0_0_0 = filter.fir_filter_ccf(4, firdes.band_pass(
1, bpsr, bplow_1, bphi_1, bptrans, firdes.WIN_HAMMING, 6.76))
self.audio_sink_4 = audio.sink(44100, "Radio:AM2", True)
self.audio_sink_3 = audio.sink(44100, "Radio:NFM2", True)
self.audio_sink_2 = audio.sink(44100, "Radio:AM1", True)
self.audio_sink_1 = audio.sink(44100, "Radio:NFM1", True)
self.analog_nbfm_rx_0_0_1 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0_2 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0_1 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.RTL820T = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.RTL820T.set_sample_rate(variable_sample_rate_0)
self.RTL820T.set_center_freq(CF, 0)
self.RTL820T.set_freq_corr(0, 0)
self.RTL820T.set_dc_offset_mode(2, 0)
self.RTL820T.set_iq_balance_mode(0, 0)
self.RTL820T.set_gain_mode(False, 0)
self.RTL820T.set_gain(RF_Gain, 0)
self.RTL820T.set_if_gain(20, 0)
self.RTL820T.set_bb_gain(20, 0)
self.RTL820T.set_antenna("", 0)
self.RTL820T.set_bandwidth(1e6, 0)
##################################################
# Connections
##################################################
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0_0, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0_1, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_0_0_0_2, 0))
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0_1, 0))
self.connect((self.RTL820T, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.analog_nbfm_rx_0_0, 0), (self.rational_resampler_xxx_1_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0, 0), (self.rational_resampler_xxx_1_0_1, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_1_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_1_0_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_1_0_0_0, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0_1, 0), (self.rational_resampler_xxx_1_0_1_0_0_1, 0))
self.connect((self.analog_nbfm_rx_0_0_0_0_0_2, 0), (self.rational_resampler_xxx_1_0_1_0_0_2, 0))
self.connect((self.analog_nbfm_rx_0_0_1, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.band_pass_filter_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0_0, 0), (self.rational_resampler_xxx_1_0_0_0_0_0_0, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0_1, 0), (self.rational_resampler_xxx_1_0_0_0_0_0_1, 0))
self.connect((self.band_pass_filter_0_0_0_0_0_0_0_2, 0), (self.rational_resampler_xxx_1_0_0_0_0_0_2, 0))
self.connect((self.band_pass_filter_0_0_0_0_1, 0), (self.rational_resampler_xxx_1_0_0_1, 0))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_multiply_const_vxx_0_1_0, 0))
self.connect((self.blocks_add_xx_1_0, 0), (self.blocks_multiply_const_vxx_0_1_0_1, 0))
self.connect((self.blocks_add_xx_1_1, 0), (self.blocks_multiply_const_vxx_0_1_0_0, 0))
self.connect((self.blocks_add_xx_1_1_0, 0), (self.blocks_multiply_const_vxx_0_1_0_1_0, 0))
self.connect((self.blocks_add_xx_1_1_0_0, 0), (self.blocks_add_xx_1_1, 2))
self.connect((self.blocks_add_xx_1_1_0_0_0, 0), (self.blocks_add_xx_1_1_0, 2))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_complex_to_float_1, 0), (self.blocks_multiply_const_vxx_0_1, 0))
self.connect((self.blocks_complex_to_float_2, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_complex_to_float_3, 0), (self.blocks_multiply_const_vxx_0_0_2, 0))
self.connect((self.blocks_complex_to_float_4, 0), (self.blocks_multiply_const_vxx_0_0_0_0, 0))
self.connect((self.blocks_complex_to_float_5, 0), (self.blocks_multiply_const_vxx_0_0_1_0, 0))
self.connect((self.blocks_complex_to_float_5_0, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0, 0))
self.connect((self.blocks_complex_to_float_5_0_0, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0_0, 0))
self.connect((self.blocks_complex_to_float_5_0_1, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0_1, 0))
self.connect((self.blocks_complex_to_float_5_0_2, 0), (self.blocks_multiply_const_vxx_0_0_1_0_0_2, 0))
self.connect((self.blocks_complex_to_float_6, 0), (self.blocks_multiply_const_vxx_0_0_1, 0))
self.connect((self.blocks_complex_to_float_6_0, 0), (self.blocks_multiply_const_vxx_0_0_1_1, 0))
self.connect((self.blocks_complex_to_float_6_0_0, 0), (self.blocks_multiply_const_vxx_0_0_1_1_0, 0))
self.connect((self.blocks_complex_to_float_6_0_1, 0), (self.blocks_multiply_const_vxx_0_0_1_1_1, 0))
self.connect((self.blocks_complex_to_float_6_0_2, 0), (self.blocks_multiply_const_vxx_0_0_1_1_2, 0))
self.connect((self.blocks_complex_to_float_7, 0), (self.blocks_multiply_const_vxx_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_add_xx_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.blocks_add_xx_1, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_0, 0), (self.blocks_add_xx_1_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_0_0, 0), (self.blocks_add_xx_1_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1, 0), (self.blocks_add_xx_1_1, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0, 0), (self.blocks_add_xx_1_1_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0, 0), (self.blocks_add_xx_1_1_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0_0, 0), (self.blocks_add_xx_1_1_0_0_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0_1, 0), (self.blocks_add_xx_1_1_0_0_0, 2))
self.connect((self.blocks_multiply_const_vxx_0_0_1_0_0_2, 0), (self.blocks_add_xx_1_1_0_0_0, 3))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1, 0), (self.blocks_add_xx_1_1_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1_0, 0), (self.blocks_add_xx_1_1_0_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1_1, 0), (self.blocks_add_xx_1_1_0_0, 2))
self.connect((self.blocks_multiply_const_vxx_0_0_1_1_2, 0), (self.blocks_add_xx_1_1_0_0, 3))
self.connect((self.blocks_multiply_const_vxx_0_0_2, 0), (self.blocks_add_xx_1_0, 1))
self.connect((self.blocks_multiply_const_vxx_0_1, 0), (self.blocks_add_xx_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_1_0, 0), (self.audio_sink_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_1_0_0, 0), (self.audio_sink_3, 0))
self.connect((self.blocks_multiply_const_vxx_0_1_0_1, 0), (self.audio_sink_2, 0))
self.connect((self.blocks_multiply_const_vxx_0_1_0_1_0, 0), (self.audio_sink_4, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_nbfm_rx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.band_pass_filter_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.analog_nbfm_rx_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.band_pass_filter_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0, 0), (self.analog_nbfm_rx_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0, 0), (self.band_pass_filter_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0, 0), (self.analog_nbfm_rx_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0, 0), (self.band_pass_filter_0_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_0, 0), (self.analog_nbfm_rx_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_0, 0), (self.band_pass_filter_0_0_0_0_0_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_1, 0), (self.analog_nbfm_rx_0_0_0_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_1, 0), (self.band_pass_filter_0_0_0_0_0_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_2, 0), (self.analog_nbfm_rx_0_0_0_0_0_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0_0_2, 0), (self.band_pass_filter_0_0_0_0_0_0_0_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_1, 0), (self.analog_nbfm_rx_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_1, 0), (self.band_pass_filter_0_0_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.blocks_complex_to_float_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0, 0), (self.blocks_complex_to_float_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0, 0), (self.blocks_complex_to_float_7, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0, 0), (self.blocks_complex_to_float_6, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0, 0), (self.blocks_complex_to_float_6_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_0, 0), (self.blocks_complex_to_float_6_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_1, 0), (self.blocks_complex_to_float_6_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_2, 0), (self.blocks_complex_to_float_6_0_2, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1, 0), (self.blocks_complex_to_float_3, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0, 0), (self.blocks_complex_to_float_4, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0, 0), (self.blocks_complex_to_float_5, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0, 0), (self.blocks_complex_to_float_5_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0_0, 0), (self.blocks_complex_to_float_5_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0_1, 0), (self.blocks_complex_to_float_5_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_1_0_0_0_2, 0), (self.blocks_complex_to_float_5_0_2, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0, 0), (self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0_1, 0))
self.connect((self.rational_resampler_xxx_1_0_0_0_0_0_2, 0), (self.freq_xlating_fir_filter_xxx_1_1_0_0_0_2, 0))
self.connect((self.rational_resampler_xxx_1_0_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_1_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_0, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0_1, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_1, 0))
self.connect((self.rational_resampler_xxx_1_0_1_0_0_2, 0), (self.freq_xlating_fir_filter_xxx_1_0_0_0_0_0_2, 0))
def __init__(self):
gr.top_block.__init__(self, "FM Radio")
Qt.QWidget.__init__(self)
self.setWindowTitle("FM Radio")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "fm_radio")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.valid_gains = valid_gains = [0.0, 0.9, 1.4, 2.7, 3.7, 7.7, 8.7, 12.5, 14.4, 15.7, 16.6, 19.7, 20.7, 22.9, 25.4, 28.0, 29.7, 32.8, 33.8, 36.4, 37.2, 38.6, 40.2, 42.1, 43.4, 43.9, 44.5, 48.0, 49.6]
self.samp_rate = samp_rate = 2.048e6
self.baseband_decimation = baseband_decimation = 10
self.rf_gain = rf_gain = len(valid_gains)-1
self.rds_dec = rds_dec = 10
self.pilot_tone = pilot_tone = 19e3
self.baseband_rate = baseband_rate = samp_rate // baseband_decimation
self.stereo_subcarrier = stereo_subcarrier = pilot_tone * 2
self.stereo_button = stereo_button = 0
self.slider_volume = slider_volume = 0
self.sdr_gain = sdr_gain = valid_gains[rf_gain]
self.rds_symbols_per_bit = rds_symbols_per_bit = 2
self.rds_subcarrier = rds_subcarrier = pilot_tone * 3
self.rds_samp_rate = rds_samp_rate = baseband_rate / rds_dec
self.rds_bitrate = rds_bitrate = 1.1875e3
self.rds_bandwidth = rds_bandwidth = 2.83e3
self.fm_station = fm_station = 102.7
self.fm_broadcast_seperation = fm_broadcast_seperation = 0.2
self.fm_broadcast_low = fm_broadcast_low = 87.1
self.fm_broadcast_high = fm_broadcast_high = 107.9
self.audio_rate = audio_rate = 48e3
##################################################
# Blocks
##################################################
self.notebook_top = Qt.QTabWidget()
self.notebook_top_widget_0 = Qt.QWidget()
self.notebook_top_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_top_widget_0)
self.notebook_top_grid_layout_0 = Qt.QGridLayout()
self.notebook_top_layout_0.addLayout(self.notebook_top_grid_layout_0)
self.notebook_top.addTab(self.notebook_top_widget_0, "RF Receive")
self.notebook_top_widget_1 = Qt.QWidget()
self.notebook_top_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_top_widget_1)
self.notebook_top_grid_layout_1 = Qt.QGridLayout()
self.notebook_top_layout_1.addLayout(self.notebook_top_grid_layout_1)
self.notebook_top.addTab(self.notebook_top_widget_1, "Baseband")
self.notebook_top_widget_2 = Qt.QWidget()
self.notebook_top_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_top_widget_2)
self.notebook_top_grid_layout_2 = Qt.QGridLayout()
self.notebook_top_layout_2.addLayout(self.notebook_top_grid_layout_2)
self.notebook_top.addTab(self.notebook_top_widget_2, "Mono Audio")
self.notebook_top_widget_3 = Qt.QWidget()
self.notebook_top_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_top_widget_3)
self.notebook_top_grid_layout_3 = Qt.QGridLayout()
self.notebook_top_layout_3.addLayout(self.notebook_top_grid_layout_3)
self.notebook_top.addTab(self.notebook_top_widget_3, "Sub-Carrier Generation")
self.notebook_top_widget_4 = Qt.QWidget()
self.notebook_top_layout_4 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_top_widget_4)
self.notebook_top_grid_layout_4 = Qt.QGridLayout()
self.notebook_top_layout_4.addLayout(self.notebook_top_grid_layout_4)
self.notebook_top.addTab(self.notebook_top_widget_4, "Stereo")
self.notebook_top_widget_5 = Qt.QWidget()
self.notebook_top_layout_5 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_top_widget_5)
self.notebook_top_grid_layout_5 = Qt.QGridLayout()
self.notebook_top_layout_5.addLayout(self.notebook_top_grid_layout_5)
self.notebook_top.addTab(self.notebook_top_widget_5, "RDS")
self.top_grid_layout.addWidget(self.notebook_top, 3, 0, 1, 8)
self._slider_volume_range = Range(0, 11.1, 0.1, 0, 100)
self._slider_volume_win = RangeWidget(self._slider_volume_range, self.set_slider_volume, 'Volume', "counter_slider", float)
self.top_grid_layout.addWidget(self._slider_volume_win, 1, 1, 1, 1)
self.notebook_subcarriers = Qt.QTabWidget()
self.notebook_subcarriers_widget_0 = Qt.QWidget()
self.notebook_subcarriers_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_subcarriers_widget_0)
self.notebook_subcarriers_grid_layout_0 = Qt.QGridLayout()
self.notebook_subcarriers_layout_0.addLayout(self.notebook_subcarriers_grid_layout_0)
self.notebook_subcarriers.addTab(self.notebook_subcarriers_widget_0, "Pilot Signal")
self.notebook_subcarriers_widget_1 = Qt.QWidget()
self.notebook_subcarriers_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_subcarriers_widget_1)
self.notebook_subcarriers_grid_layout_1 = Qt.QGridLayout()
self.notebook_subcarriers_layout_1.addLayout(self.notebook_subcarriers_grid_layout_1)
self.notebook_subcarriers.addTab(self.notebook_subcarriers_widget_1, "Spectrum")
self.notebook_top_grid_layout_3.addWidget(self.notebook_subcarriers, 0, 0, 1, 1)
self.notebook_rds = Qt.QTabWidget()
self.notebook_rds_widget_0 = Qt.QWidget()
self.notebook_rds_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_rds_widget_0)
self.notebook_rds_grid_layout_0 = Qt.QGridLayout()
self.notebook_rds_layout_0.addLayout(self.notebook_rds_grid_layout_0)
self.notebook_rds.addTab(self.notebook_rds_widget_0, "RDS Signal")
self.notebook_rds_widget_1 = Qt.QWidget()
self.notebook_rds_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.notebook_rds_widget_1)
self.notebook_rds_grid_layout_1 = Qt.QGridLayout()
self.notebook_rds_layout_1.addLayout(self.notebook_rds_grid_layout_1)
self.notebook_rds.addTab(self.notebook_rds_widget_1, "RDS Bitstream")
self.notebook_top_grid_layout_5.addWidget(self.notebook_rds, 0, 0, 1, 1)
self._fm_station_range = Range(fm_broadcast_low, fm_broadcast_high, fm_broadcast_seperation, 102.7, 200)
self._fm_station_win = RangeWidget(self._fm_station_range, self.set_fm_station, "FM Station", "counter_slider", float)
self.top_grid_layout.addWidget(self._fm_station_win, 0, 0, 1, 8)
self._stereo_button_options = (0, 1, )
self._stereo_button_labels = ("Mono", "Stereo", )
self._stereo_button_tool_bar = Qt.QToolBar(self)
self._stereo_button_tool_bar.addWidget(Qt.QLabel("Audio Output"+": "))
self._stereo_button_combo_box = Qt.QComboBox()
self._stereo_button_tool_bar.addWidget(self._stereo_button_combo_box)
for label in self._stereo_button_labels: self._stereo_button_combo_box.addItem(label)
self._stereo_button_callback = lambda i: Qt.QMetaObject.invokeMethod(self._stereo_button_combo_box, "setCurrentIndex", Qt.Q_ARG("int", self._stereo_button_options.index(i)))
self._stereo_button_callback(self.stereo_button)
self._stereo_button_combo_box.currentIndexChanged.connect(
lambda i: self.set_stereo_button(self._stereo_button_options[i]))
self.top_grid_layout.addWidget(self._stereo_button_tool_bar, 1, 2, 1, 1)
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(fm_station * 1e6, 0)
self.rtlsdr_source_0.set_freq_corr(14, 0)
self.rtlsdr_source_0.set_dc_offset_mode(2, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(sdr_gain, 0)
self.rtlsdr_source_0.set_if_gain(0, 0)
self.rtlsdr_source_0.set_bb_gain(0, 0)
self.rtlsdr_source_0.set_antenna("", 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
2, rds_samp_rate, rds_bitrate * rds_symbols_per_bit, 0.275, 16))
self._rf_gain_range = Range(0, len(valid_gains)-1, 1, len(valid_gains)-1, 200)
self._rf_gain_win = RangeWidget(self._rf_gain_range, self.set_rf_gain, "RF Gain", "counter_slider", int)
self.top_grid_layout.addWidget(self._rf_gain_win, 1, 0, 1, 1)
self.rds_qt_panel_0 = self.rds_qt_panel_0 = rds.qt_panel()
self.notebook_top_layout_5.addWidget(self.rds_qt_panel_0)
self.rational_resampler_xxx_0_0_0_1 = filter.rational_resampler_fff(
interpolation=int(audio_rate),
decimation=int(baseband_rate),
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0_0_0 = filter.rational_resampler_fff(
interpolation=int(audio_rate),
decimation=int(baseband_rate),
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0_0 = filter.rational_resampler_fff(
interpolation=int(audio_rate),
decimation=int(baseband_rate),
taps=None,
fractional_bw=None,
)
self.qtgui_time_sink_x_1 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"RBDS Bit Stream", #name
2 #number of inputs
)
self.qtgui_time_sink_x_1.set_update_time(0.10)
self.qtgui_time_sink_x_1.set_y_axis(-1.7, 1.7)
self.qtgui_time_sink_x_1.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_1.enable_tags(-1, False)
self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_1.enable_autoscale(False)
self.qtgui_time_sink_x_1.enable_grid(True)
self.qtgui_time_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_1.disable_legend()
labels = ["Raw Bit Stream", "Differential Decoded", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_win = sip.wrapinstance(self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget)
self.notebook_rds_layout_1.addWidget(self._qtgui_time_sink_x_1_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
baseband_rate, #samp_rate
"19 KHz Pilot Signal", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1.5, 1.5)
self.qtgui_time_sink_x_0.set_y_label("Amplitude", "counts")
self.qtgui_time_sink_x_0.enable_tags(-1, False)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not False:
self.qtgui_time_sink_x_0.disable_legend()
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.notebook_subcarriers_grid_layout_0.addWidget(self._qtgui_time_sink_x_0_win, 0, 1, 1, 1)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
rds_samp_rate, #bw
"RDS Subcarrier Signal (DSB-SSC)", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-100, 0)
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_1.disable_legend()
if complex == type(float()):
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.notebook_rds_grid_layout_0 .addWidget(self._qtgui_freq_sink_x_1_win, 0, 0, 1, 1)
self.qtgui_freq_sink_x_0_1_0_1_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
audio_rate, #bw
"Stereo Audio Left", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_1_0_1_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_1_0_1_0.set_y_axis(-100, -30)
self.qtgui_freq_sink_x_0_1_0_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_1_0_1_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_1_0_1_0.enable_grid(False)
self.qtgui_freq_sink_x_0_1_0_1_0.set_fft_average(0.1)
self.qtgui_freq_sink_x_0_1_0_1_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_1_0_1_0.disable_legend()
if float == type(float()):
self.qtgui_freq_sink_x_0_1_0_1_0.set_plot_pos_half(not False)
labels = ["Stereo Left", "Stereo Right", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_1_0_1_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_1_0_1_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_1_0_1_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_1_0_1_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_1_0_1_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_1_0_1_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_1_0_1_0.pyqwidget(), Qt.QWidget)
self.notebook_top_grid_layout_4.addWidget(self._qtgui_freq_sink_x_0_1_0_1_0_win, 0, 0, 1, 1)
self.qtgui_freq_sink_x_0_1_0_1 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
audio_rate, #bw
"Stereo Audio Right", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_1_0_1.set_update_time(0.10)
self.qtgui_freq_sink_x_0_1_0_1.set_y_axis(-100, -30)
self.qtgui_freq_sink_x_0_1_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_1_0_1.enable_autoscale(False)
self.qtgui_freq_sink_x_0_1_0_1.enable_grid(False)
self.qtgui_freq_sink_x_0_1_0_1.set_fft_average(0.1)
self.qtgui_freq_sink_x_0_1_0_1.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_1_0_1.disable_legend()
if float == type(float()):
self.qtgui_freq_sink_x_0_1_0_1.set_plot_pos_half(not False)
labels = ["Stereo Right", "Stereo Right", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_1_0_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_1_0_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_1_0_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_1_0_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_1_0_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_1_0_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_1_0_1.pyqwidget(), Qt.QWidget)
self.notebook_top_grid_layout_4.addWidget(self._qtgui_freq_sink_x_0_1_0_1_win, 0, 1, 1, 1)
self.qtgui_freq_sink_x_0_1_0_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
baseband_rate, #bw
"Pilot & Stereo Carrier", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_1_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_1_0_0.set_y_axis(-80, 0)
self.qtgui_freq_sink_x_0_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_1_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_1_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_1_0_0.set_fft_average(0.1)
self.qtgui_freq_sink_x_0_1_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_1_0_0.disable_legend()
if float == type(float()):
self.qtgui_freq_sink_x_0_1_0_0.set_plot_pos_half(not False)
labels = ["Pilot Tone", "Stereo Carrier", "RDS Carrier", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_1_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_1_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_1_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_1_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_1_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_1_0_0.pyqwidget(), Qt.QWidget)
self.notebook_subcarriers_grid_layout_1.addWidget(self._qtgui_freq_sink_x_0_1_0_0_win, 0, 0, 1, 1)
self.qtgui_freq_sink_x_0_0_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
audio_rate, #bw
"Mono Audio (L+R)", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0.set_y_axis(-100, -30)
self.qtgui_freq_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0_0.set_fft_average(0.2)
self.qtgui_freq_sink_x_0_0_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_0_0.disable_legend()
if float == type(float()):
self.qtgui_freq_sink_x_0_0_0.set_plot_pos_half(not False)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.notebook_top_grid_layout_2.addWidget(self._qtgui_freq_sink_x_0_0_0_win, 1, 0, 1, 5)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
baseband_rate, #bw
"FM Baseband", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-100, -30)
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0.set_fft_average(0.1)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_0.disable_legend()
if float == type(float()):
self.qtgui_freq_sink_x_0_0.set_plot_pos_half(not False)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.notebook_top_grid_layout_1.addWidget(self._qtgui_freq_sink_x_0_0_win, 0, 1, 1, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
fm_station * 1e6, #fc
samp_rate, #bw
"RF Frequency", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-90, 0)
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(0.1)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0.disable_legend()
if complex == type(float()):
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.notebook_top_grid_layout_0.addWidget(self._qtgui_freq_sink_x_0_win, 0, 1, 1, 1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"RDS BPSK Constellation", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-1.6, 1.6)
self.qtgui_const_sink_x_0.set_x_axis(-1.6, 1.6)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(True)
if not False:
self.qtgui_const_sink_x_0.disable_legend()
labels = ["RBDS BPSK", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "red", "red", "red",
"red", "red", "red", "red", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.notebook_rds_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_win, 0, 1, 1, 1)
self.low_pass_filter_4 = filter.fir_filter_fff(1, firdes.low_pass(
1, baseband_rate, 60e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = filter.fir_filter_fff(1, firdes.low_pass(
1, baseband_rate, 16e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1 = filter.fir_filter_fff(1, firdes.low_pass(
10, baseband_rate, 15e3, 3e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(baseband_decimation, firdes.low_pass(
1, samp_rate, 75e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.gr_rds_parser_0 = rds.parser(False, False, 1)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(rds_dec, (firdes.low_pass(2500,baseband_rate,rds_bandwidth,1e3,firdes.WIN_HAMMING)), rds_subcarrier, baseband_rate)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(2, 0, (2 * cmath.pi) / 100, -0.00006, 0.00006, 0.5, 0.05, rds_samp_rate / (rds_bitrate * 2), ((rds_samp_rate / (rds_bitrate * 2)) ** 2)/ 4, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_uchar_to_float_0_0 = blocks.uchar_to_float()
self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_1_0_1_0_1 = blocks.multiply_const_vff((11, ))
self.blocks_multiply_const_vxx_1_0_1_0_0 = blocks.multiply_const_vff((11, ))
self.blocks_multiply_const_vxx_1_0_1_0 = blocks.multiply_const_vff((11, ))
self.blocks_multiply_const_vxx_1_0_1 = blocks.multiply_const_vff((slider_volume, ))
self.blocks_multiply_const_vxx_1_0_0 = blocks.multiply_const_vff((slider_volume, ))
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_vff((slider_volume, ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.blocks_complex_to_real_1 = blocks.complex_to_real(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.blocks_add_const_vxx_0_0 = blocks.add_const_vff((0.5, ))
self.blocks_add_const_vxx_0 = blocks.add_const_vff((-1.5, ))
self.blks2_selector_0_0 = grc_blks2.selector(
item_size=gr.sizeof_float*1,
num_inputs=2,
num_outputs=1,
input_index=0,
output_index=0,
)
self.blks2_selector_0 = grc_blks2.selector(
item_size=gr.sizeof_float*1,
num_inputs=2,
num_outputs=1,
input_index=0,
output_index=0,
)
self.band_pass_filter_1 = filter.fir_filter_fff(1, firdes.band_pass(
1, baseband_rate, stereo_subcarrier - 0.5e3, stereo_subcarrier + 0.5e3, 0.5e3, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0 = filter.fir_filter_fff(1, firdes.band_pass(
1, baseband_rate, 23e3, 53e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0 = filter.fir_filter_fcc(1, firdes.complex_band_pass(
1, baseband_rate, pilot_tone - 0.5e3, pilot_tone+0.5e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=baseband_rate,
audio_decimation=1,
)
self.analog_pll_refout_cc_0 = analog.pll_refout_cc(1e-3, 2 * cmath.pi * (19000+200) / baseband_rate, 2 * cmath.pi * (19000-200) / baseband_rate)
self.analog_fm_deemph_0_0_0_1 = analog.fm_deemph(fs=baseband_rate, tau=75e-6)
self.analog_fm_deemph_0_0_0_0 = analog.fm_deemph(fs=baseband_rate, tau=75e-6)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=baseband_rate, tau=75e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'), (self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'), (self.rds_qt_panel_0, 'in'))
self.connect((self.analog_fm_deemph_0_0_0, 0), (self.rational_resampler_xxx_0_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0_0, 0), (self.rational_resampler_xxx_0_0_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0_1, 0), (self.rational_resampler_xxx_0_0_0_1, 0))
self.connect((self.analog_pll_refout_cc_0, 0), (self.blocks_complex_to_real_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.low_pass_filter_4, 0))
self.connect((self.band_pass_filter_0, 0), (self.analog_pll_refout_cc_0, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.band_pass_filter_1, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.band_pass_filter_1, 0), (self.qtgui_freq_sink_x_0_1_0_0, 1))
self.connect((self.blks2_selector_0, 0), (self.audio_sink_0, 0))
self.connect((self.blks2_selector_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.blocks_add_const_vxx_0, 0), (self.qtgui_time_sink_x_1, 1))
self.connect((self.blocks_add_const_vxx_0_0, 0), (self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_fm_deemph_0_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_complex_to_real_1, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_complex_to_real_1, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_complex_to_real_1, 0), (self.qtgui_freq_sink_x_0_1_0_0, 0))
self.connect((self.blocks_complex_to_real_1, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.blocks_uchar_to_float_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0), (self.blks2_selector_0, 1))
self.connect((self.blocks_multiply_const_vxx_1_0, 0), (self.qtgui_freq_sink_x_0_1_0_1, 1))
self.connect((self.blocks_multiply_const_vxx_1_0_0, 0), (self.blks2_selector_0_0, 1))
self.connect((self.blocks_multiply_const_vxx_1_0_0, 0), (self.qtgui_freq_sink_x_0_1_0_1_0, 1))
self.connect((self.blocks_multiply_const_vxx_1_0_1, 0), (self.blks2_selector_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0_1, 0), (self.blks2_selector_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0_1, 0), (self.qtgui_freq_sink_x_0_0_0, 1))
self.connect((self.blocks_multiply_const_vxx_1_0_1_0, 0), (self.qtgui_freq_sink_x_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0_1_0_0, 0), (self.qtgui_freq_sink_x_0_1_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_1_0_1_0_1, 0), (self.qtgui_freq_sink_x_0_1_0_1_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.band_pass_filter_1, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.low_pass_filter_2, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_uchar_to_float_0, 0), (self.blocks_add_const_vxx_0_0, 0))
self.connect((self.blocks_uchar_to_float_0_0, 0), (self.blocks_add_const_vxx_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_uchar_to_float_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.qtgui_freq_sink_x_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.low_pass_filter_1, 0), (self.analog_fm_deemph_0_0_0_1, 0))
self.connect((self.low_pass_filter_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.low_pass_filter_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.low_pass_filter_2, 0), (self.blocks_add_xx_0, 1))
self.connect((self.low_pass_filter_2, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.low_pass_filter_4, 0), (self.band_pass_filter_0, 0))
self.connect((self.low_pass_filter_4, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.low_pass_filter_4, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.low_pass_filter_4, 0), (self.low_pass_filter_1, 0))
self.connect((self.low_pass_filter_4, 0), (self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0, 0), (self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0, 0), (self.blocks_multiply_const_vxx_1_0_1_0_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0_0, 0), (self.blocks_multiply_const_vxx_1_0_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0_0, 0), (self.blocks_multiply_const_vxx_1_0_1_0_1, 0))
self.connect((self.rational_resampler_xxx_0_0_0_1, 0), (self.blocks_multiply_const_vxx_1_0_1, 0))
self.connect((self.rational_resampler_xxx_0_0_0_1, 0), (self.blocks_multiply_const_vxx_1_0_1_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.qtgui_freq_sink_x_1, 1))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))
def __init__(self):
gr.top_block.__init__(self, "FM Receiver")
Qt.QWidget.__init__(self)
self.setWindowTitle("FM Receiver")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "fm_rds_alternate")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.symbols_per_bit = symbols_per_bit = 2
self.rds_bit_rate = rds_bit_rate = 1187.5
self.x_decimation = x_decimation = 4
self.samples_per_symbol = samples_per_symbol = 8
self.samp_rate = samp_rate = 2.e6
self.rds_symbol_rate = rds_symbol_rate = symbols_per_bit * rds_bit_rate
self.x_samp_rate = x_samp_rate = samp_rate / x_decimation
self.rrc_decim = rrc_decim = 2
self.rds_sample_rate = rds_sample_rate = samples_per_symbol * rds_symbol_rate
self.baseband_decim = baseband_decim = 2
self.variable_constellation_rect_0 = variable_constellation_rect_0 = digital.constellation_rect(
[-1 - 1j, -1 + 1j, 1 + 1j, 1 - 1j], [0, 1, 3, 2], 4, 2, 2, 1,
1).base()
self.rrc_sample_rate = rrc_sample_rate = rds_sample_rate * rrc_decim
self.rds_decim = rds_decim = 4
self.fm_freq = fm_freq = 101.2e6
self.excess_bw = excess_bw = .48
self.dgain = dgain = 30
self.baseband_sample_rate = baseband_sample_rate = x_samp_rate / baseband_decim
self.audio_rate = audio_rate = 48e3
##################################################
# Blocks
##################################################
self.tabs = Qt.QTabWidget()
self.tabs_widget_0 = Qt.QWidget()
self.tabs_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.tabs_widget_0)
self.tabs_grid_layout_0 = Qt.QGridLayout()
self.tabs_layout_0.addLayout(self.tabs_grid_layout_0)
self.tabs.addTab(self.tabs_widget_0, 'RF Properties')
self.tabs_widget_1 = Qt.QWidget()
self.tabs_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.tabs_widget_1)
self.tabs_grid_layout_1 = Qt.QGridLayout()
self.tabs_layout_1.addLayout(self.tabs_grid_layout_1)
self.tabs.addTab(self.tabs_widget_1, 'FM Band')
self.tabs_widget_2 = Qt.QWidget()
self.tabs_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.tabs_widget_2)
self.tabs_grid_layout_2 = Qt.QGridLayout()
self.tabs_layout_2.addLayout(self.tabs_grid_layout_2)
self.tabs.addTab(self.tabs_widget_2, 'RDS')
self.tabs_widget_3 = Qt.QWidget()
self.tabs_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.tabs_widget_3)
self.tabs_grid_layout_3 = Qt.QGridLayout()
self.tabs_layout_3.addLayout(self.tabs_grid_layout_3)
self.tabs.addTab(self.tabs_widget_3, 'Audio')
self.top_grid_layout.addWidget(self.tabs, 1, 0, 9, 9)
for r in range(1, 10):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 9):
self.top_grid_layout.setColumnStretch(c, 1)
self._fm_freq_range = Range(87.5e6, 108.e6, 1e5, 101.2e6, 200)
self._fm_freq_win = RangeWidget(self._fm_freq_range, self.set_fm_freq,
'FM Carrier Frequency',
"counter_slider", float)
self.top_grid_layout.addWidget(self._fm_freq_win, 0, 4, 1, 5)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 9):
self.top_grid_layout.setColumnStretch(c, 1)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
rrc_decim,
firdes.root_raised_cosine(1, rrc_sample_rate, rds_symbol_rate, 1,
100))
self.rds_parser_0 = rds.parser(False, False, 0)
self.rds_panel_0 = rds.rdsPanel(0)
self._rds_panel_0_win = self.rds_panel_0
self.top_grid_layout.addWidget(self._rds_panel_0_win)
self.rds_decoder_0 = rds.decoder(False, False)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(rrc_sample_rate),
decimation=int(baseband_sample_rate / rds_decim),
taps=None,
fractional_bw=None)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
128, #size
baseband_sample_rate, #samp_rate
"2x Pilot Tone", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(True)
self.qtgui_time_sink_x_0.enable_grid(True)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_3.addWidget(self._qtgui_time_sink_x_0_win, 4, 4,
4, 4)
for r in range(4, 8):
self.tabs_grid_layout_3.setRowStretch(r, 1)
for c in range(4, 8):
self.tabs_grid_layout_3.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
rrc_sample_rate, #bw
"RDS Spectrum", #name
2)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(True)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_2.addWidget(self._qtgui_freq_sink_x_1_win, 0, 0,
5, 5)
for r in range(0, 5):
self.tabs_grid_layout_2.setRowStretch(r, 1)
for c in range(0, 5):
self.tabs_grid_layout_2.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_0_1_0_1 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_RECTANGULAR, #wintype
0.0, #fc
baseband_sample_rate, #bw
"DSB-SC Spectrum", #name
1)
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0_1_0_1.enable_autoscale(True)
self.qtgui_freq_sink_x_0_0_0_1_0_1.enable_grid(False)
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_fft_average(0.05)
self.qtgui_freq_sink_x_0_0_0_1_0_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_0_1_0_1.enable_control_panel(False)
self.qtgui_freq_sink_x_0_0_0_1_0_1.disable_legend()
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_plot_pos_half(not False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0_1_0_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_1_0_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_0_1_0_1.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_3.addWidget(
self._qtgui_freq_sink_x_0_0_0_1_0_1_win, 4, 0, 4, 4)
for r in range(4, 8):
self.tabs_grid_layout_3.setRowStretch(r, 1)
for c in range(0, 4):
self.tabs_grid_layout_3.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_0_1_0_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_RECTANGULAR, #wintype
0.0, #fc
baseband_sample_rate / 5, #bw
"L-R Spectrum", #name
1)
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_trigger_mode(
qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0_1_0_0.enable_autoscale(True)
self.qtgui_freq_sink_x_0_0_0_1_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_fft_average(0.05)
self.qtgui_freq_sink_x_0_0_0_1_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_0_1_0_0.enable_control_panel(False)
self.qtgui_freq_sink_x_0_0_0_1_0_0.disable_legend()
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_plot_pos_half(not False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_1_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_0_1_0_0.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_3.addWidget(
self._qtgui_freq_sink_x_0_0_0_1_0_0_win, 0, 4, 4, 4)
for r in range(0, 4):
self.tabs_grid_layout_3.setRowStretch(r, 1)
for c in range(4, 8):
self.tabs_grid_layout_3.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_0_1_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_RECTANGULAR, #wintype
0.0, #fc
baseband_sample_rate / 5, #bw
"L+R Spectrum", #name
1)
self.qtgui_freq_sink_x_0_0_0_1_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0_1_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_0_1_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_0_1_0.set_trigger_mode(
qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0_1_0.enable_autoscale(True)
self.qtgui_freq_sink_x_0_0_0_1_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0_0_1_0.set_fft_average(0.05)
self.qtgui_freq_sink_x_0_0_0_1_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_0_1_0.enable_control_panel(False)
self.qtgui_freq_sink_x_0_0_0_1_0.disable_legend()
self.qtgui_freq_sink_x_0_0_0_1_0.set_plot_pos_half(not False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0_1_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0_1_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0_1_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0_1_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0_1_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_1_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_0_1_0.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_3.addWidget(
self._qtgui_freq_sink_x_0_0_0_1_0_win, 0, 0, 4, 4)
for r in range(0, 4):
self.tabs_grid_layout_3.setRowStretch(r, 1)
for c in range(0, 4):
self.tabs_grid_layout_3.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_0_1 = qtgui.freq_sink_f(
4096, #size
firdes.WIN_RECTANGULAR, #wintype
0.0, #fc
baseband_sample_rate, #bw
"FM demodulated spectrum", #name
1)
self.qtgui_freq_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_0_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0_1.enable_autoscale(True)
self.qtgui_freq_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_freq_sink_x_0_0_0_1.set_fft_average(0.1)
self.qtgui_freq_sink_x_0_0_0_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_0_1.enable_control_panel(True)
self.qtgui_freq_sink_x_0_0_0_1.disable_legend()
self.qtgui_freq_sink_x_0_0_0_1.set_plot_pos_half(not False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_1.addWidget(self._qtgui_freq_sink_x_0_0_0_1_win,
0, 0, 8, 9)
for r in range(0, 8):
self.tabs_grid_layout_1.setRowStretch(r, 1)
for c in range(0, 9):
self.tabs_grid_layout_1.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
4096, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
fm_freq, #fc
samp_rate / x_decimation, #bw
"Radio Spectrum", #name
1)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(True)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(0.2)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(True)
self.qtgui_freq_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_0.addWidget(self._qtgui_freq_sink_x_0_win, 0, 0,
8, 9)
for r in range(0, 8):
self.tabs_grid_layout_0.setRowStretch(r, 1)
for c in range(0, 9):
self.tabs_grid_layout_0.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
256, #size
"RDS Constellation", #name
2 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(True)
self.qtgui_const_sink_x_0.enable_grid(True)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(2):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_grid_layout_2.addWidget(self._qtgui_const_sink_x_0_win, 0, 5,
4, 4)
for r in range(0, 4):
self.tabs_grid_layout_2.setRowStretch(r, 1)
for c in range(5, 9):
self.tabs_grid_layout_2.setColumnStretch(c, 1)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(
rds_decim,
firdes.low_pass(2500.0, baseband_sample_rate, 2.2e3, 2e3,
firdes.WIN_HAMMING), 57e3, baseband_sample_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
x_decimation, firdes.low_pass(1, samp_rate, 100e3, 100e3), 0,
samp_rate)
self.fm_stereo_audio_decoder_0 = fm_stereo_audio_decoder(
audio_rate=audio_rate,
baseband_rate=baseband_sample_rate,
volume=-15.,
)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
samples_per_symbol, 2 * 6.28 / 100,
firdes.root_raised_cosine(32, 32 * 7, 1.0, excess_bw, 11 * 7 * 32),
32, 16, 1.5, 1)
self.digital_fll_band_edge_cc_0 = digital.fll_band_edge_cc(
samples_per_symbol, excess_bw, 55, .3 * 6.28 / 100)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_constellation_receiver_cb_0 = digital.constellation_receiver_cb(
digital.constellation_bpsk().base(), 4 * 6.28 / 100, -.25, .25)
self._dgain_range = Range(0, 50, 1, 30, 200)
self._dgain_win = RangeWidget(self._dgain_range, self.set_dgain,
'RF Gain', "counter_slider", float)
self.top_grid_layout.addWidget(self._dgain_win, 0, 0, 1, 4)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.blocks_null_source_0 = blocks.null_source(gr.sizeof_gr_complex *
1)
self.blocks_null_sink_0_0 = blocks.null_sink(gr.sizeof_float * 1)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, symbols_per_bit)
self.audio_sink_0_0 = audio.sink(int(audio_rate), '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=x_samp_rate,
audio_decimation=baseband_decim,
)
self.analog_agc2_xx_0 = analog.agc2_cc(.6e-1, 1e-3, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.msg_connect((self.rds_decoder_0, 'out'),
(self.rds_parser_0, 'in'))
self.msg_connect((self.rds_parser_0, 'out'), (self.rds_panel_0, 'in'))
self.connect((self.analog_agc2_xx_0, 0),
(self.digital_fll_band_edge_cc_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.fm_stereo_audio_decoder_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.qtgui_freq_sink_x_0_0_0_1, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_null_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.digital_constellation_receiver_cb_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_constellation_receiver_cb_0, 3),
(self.blocks_null_sink_0_0, 2))
self.connect((self.digital_constellation_receiver_cb_0, 2),
(self.blocks_null_sink_0_0, 1))
self.connect((self.digital_constellation_receiver_cb_0, 1),
(self.blocks_null_sink_0_0, 0))
self.connect((self.digital_constellation_receiver_cb_0, 4),
(self.qtgui_const_sink_x_0, 1))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.rds_decoder_0, 0))
self.connect((self.digital_fll_band_edge_cc_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_fll_band_edge_cc_0, 0),
(self.qtgui_freq_sink_x_1, 1))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_constellation_receiver_cb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.qtgui_const_sink_x_0, 0))
self.connect((self.fm_stereo_audio_decoder_0, 1),
(self.audio_sink_0_0, 1))
self.connect((self.fm_stereo_audio_decoder_0, 0),
(self.audio_sink_0_0, 0))
self.connect((self.fm_stereo_audio_decoder_0, 4),
(self.qtgui_freq_sink_x_0_0_0_1_0, 0))
self.connect((self.fm_stereo_audio_decoder_0, 5),
(self.qtgui_freq_sink_x_0_0_0_1_0_0, 0))
self.connect((self.fm_stereo_audio_decoder_0, 2),
(self.qtgui_freq_sink_x_0_0_0_1_0_1, 0))
self.connect((self.fm_stereo_audio_decoder_0, 3),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.analog_agc2_xx_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.qtgui_freq_sink_x_1, 0))
def __init__(self):
gr.top_block.__init__(self,
"Stereo FM receiver and RDS Decoder",
catch_exceptions=True)
Qt.QWidget.__init__(self)
self.setWindowTitle("Stereo FM receiver and RDS Decoder")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "rds_rx")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = 88.5
self.volume = volume = 0
self.samp_rate = samp_rate = 2000000
self.gain = gain = 25
self.freq_tune = freq_tune = freq * 1e6 - freq_offset
##################################################
# Blocks
##################################################
self._volume_range = Range(-20, 10, 1, 0, 200)
self._volume_win = RangeWidget(self._volume_range, self.set_volume,
'Volume', "counter_slider", float,
QtCore.Qt.Horizontal)
self.top_grid_layout.addWidget(self._volume_win, 1, 0, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self._gain_range = Range(0, 49.6, 1, 25, 200)
self._gain_win = RangeWidget(self._gain_range, self.set_gain,
'RF Gain', "counter_slider", float,
QtCore.Qt.Horizontal)
self.top_grid_layout.addWidget(self._gain_win, 2, 0, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self._freq_range = Range(77, 108, 0.1, 88.5, 200)
self._freq_win = RangeWidget(self._freq_range, self.set_freq,
'Frequency', "counter_slider", float,
QtCore.Qt.Horizontal)
self.top_grid_layout.addWidget(self._freq_win, 0, 0, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.rtlsdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
" " + '')
self.rtlsdr_source_0_0.set_time_unknown_pps(osmosdr.time_spec_t())
self.rtlsdr_source_0_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0_0.set_freq_corr(0, 0)
self.rtlsdr_source_0_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0_0.set_gain_mode(False, 0)
self.rtlsdr_source_0_0.set_gain(14, 0)
self.rtlsdr_source_0_0.set_if_gain(24, 0)
self.rtlsdr_source_0_0.set_bb_gain(gain, 0)
self.rtlsdr_source_0_0.set_antenna('', 0)
self.rtlsdr_source_0_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, 1, 100))
self.rds_parser_0 = rds.parser(False, False, 0)
self.rds_panel_0 = rds.rdsPanel(freq)
self._rds_panel_0_win = self.rds_panel_0
self.top_layout.addWidget(self._rds_panel_0_win)
self.rds_decoder_0 = rds.decoder(False, False)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_f(
1024, #size
window.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1, #number of inputs
None # parent
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
window.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1,
None # parent
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
self.qtgui_freq_sink_x_0.set_fft_window_normalized(False)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff(240000.0 / 250000,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_1.declare_sample_delay(0)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 / 250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(
5, firdes.low_pass(1.0, 240000, 13e3, 3e3), 38000, 240000)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(
1, firdes.low_pass(2500.0, 250000, 2.6e3, 2e3), 57e3, 250000)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, firdes.low_pass(1, samp_rate, 80000, 20000), freq_offset,
samp_rate)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
5, firdes.low_pass(1.0, 240000, 13e3, 3e3))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_ff(
10**(1. * (volume) / 10))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(
10**(1. * (volume) / 10))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=8,
)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.rds_decoder_0, 'out'),
(self.rds_parser_0, 'in'))
self.msg_connect((self.rds_parser_0, 'out'), (self.rds_panel_0, 'in'))
self.connect((self.analog_fm_deemph_0_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.pfb_arb_resampler_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.fir_filter_xxx_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_psk_demod_0, 0))
self.connect((self.rtlsdr_source_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self, mon_id, audio_port):
gr.top_block.__init__(self, "EAS/SAME Monitor")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8000
##################################################
# Blocks
##################################################
# Resampler from input rate (44.1k) to internal rate (8k)
self.rational_resampler_44k = filter.rational_resampler_fff(
interpolation=80,
decimation=441,
)
# Resampler from 8000 Hz to 4166 2/3rd Hz to deal with SAME's weird parameters
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=50,
decimation=96,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(
1, (firdes.low_pass(1, samp_rate, 600, 100)), 1822.916667,
samp_rate)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=8,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.01,
freq_error=0.0,
verbose=True,
log=False,
)
self.src = audio.source(44100, "eas_mon_%s:in" % (mon_id), True)
self.agc = analog.agc_ff(0.0001, 0.1, 1.0)
#self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(-50, 0.0001, 0)
self.msg_queue = gr.msg_queue(10)
self.same_dec_0 = same.same_dec(self.msg_queue)
self.tone_det_0 = fft.goertzel_fc(samp_rate, samp_rate / 10, 853)
self.tone_det_1 = fft.goertzel_fc(samp_rate, samp_rate / 10, 960)
self.tone_det_2 = fft.goertzel_fc(samp_rate, samp_rate / 10, 1050)
self.wat_thresh_msg = same.wat_thresh_msg(self.msg_queue, 1, 0.05,
0.01)
#self.avg_audio_level = analog.probe_avg_mag_sqrd_ff(-50)
#self.level_thresh_msg = same.level_thresh_msg(self.msg_queue, 1, 3, db_to_abs(-30), db_to_abs(-40))
self.audio_sink_converter = blocks.float_to_short(1, 3276)
self.audio_sink = blocks.udp_sink(2, '127.0.0.1', audio_port)
##################################################
# Connections
##################################################
self.connect((self.src, 0), (self.rational_resampler_44k, 0))
self.connect((self.rational_resampler_44k, 0), (self.agc, 0))
#self.connect((self.agc, 0), (self.analog_pwr_squelch_xx_0, 0))
#self.connect((self.analog_pwr_squelch_xx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.agc, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.digital_gmsk_demod_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.same_dec_0, 0))
self.connect((self.agc, 0), (self.tone_det_0, 0),
(self.wat_thresh_msg, 0))
self.connect((self.agc, 0), (self.tone_det_1, 0),
(self.wat_thresh_msg, 1))
self.connect((self.agc, 0), (self.tone_det_2, 0),
(self.wat_thresh_msg, 2))
#self.connect((self.agc, 0), (self.avg_audio_level, 0), (self.level_thresh_msg, 0))
self.connect((self.agc, 0), (self.audio_sink_converter, 0),
(self.audio_sink, 0))
self._watcher = _queue_watcher_thread(self.msg_queue, mon_id,
audio_port)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="RPi4 FM S RDS")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2e6
self.sampleOut = sampleOut = 30000
self.quadrature = quadrature = samp_rate / 10
self.frekvenca = frekvenca = 106900000
##################################################
# Blocks
##################################################
self.nbook = self.nbook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "Vhodni Spekter")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "MPX spekter")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "MPX slap")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "L+R")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "L-R")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "RDS spekter")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "RDS scope")
self.Add(self.nbook)
_frekvenca_sizer = wx.BoxSizer(wx.VERTICAL)
self._frekvenca_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_frekvenca_sizer,
value=self.frekvenca,
callback=self.set_frekvenca,
label='Frekvenca',
converter=forms.float_converter(),
proportion=0,
)
self._frekvenca_slider = forms.slider(
parent=self.GetWin(),
sizer=_frekvenca_sizer,
value=self.frekvenca,
callback=self.set_frekvenca,
minimum=80000000,
maximum=110000000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_frekvenca_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nbook.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=1.0,
sample_rate=140000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nbook.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nbook.GetPage(6).GetWin(),
title='Scope Plot',
sample_rate=2375 * 4,
v_scale=0.0004,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nbook.GetPage(6).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_3 = fftsink2.fft_sink_c(
self.nbook.GetPage(5).GetWin(),
baseband_freq=57000,
y_per_div=10,
y_divs=10,
ref_level=-70,
ref_scale=2.0,
sample_rate=19000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=0.1333,
title='FFT Plot',
peak_hold=False,
)
self.nbook.GetPage(5).Add(self.wxgui_fftsink2_3.win)
self.wxgui_fftsink2_2 = fftsink2.fft_sink_c(
self.nbook.GetPage(0).GetWin(),
baseband_freq=frekvenca,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='SDR sprejem',
peak_hold=False,
)
self.nbook.GetPage(0).Add(self.wxgui_fftsink2_2.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.nbook.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=sampleOut,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='L+R',
peak_hold=False,
)
self.nbook.GetPage(3).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nbook.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=30000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='L-R',
peak_hold=False,
)
self.nbook.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.nbook.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=140000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='MPX spectrum',
peak_hold=False,
win=window.hamming,
)
self.nbook.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, .35, 100))
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=140,
decimation=280,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=sampleOut / 1000,
decimation=40,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=sampleOut / 1000,
decimation=int(quadrature / 1000),
taps=None,
fractional_bw=None,
)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 /
quadrature,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(frekvenca, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(2, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(10, 0)
self.osmosdr_source_0.set_if_gain(20, 0)
self.osmosdr_source_0.set_bb_gain(20, 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.low_pass_filter_0 = filter.fir_filter_ccf(
10,
firdes.low_pass(1, samp_rate, 75000, 25000, firdes.WIN_HAMMING,
6.76))
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(frekvenca, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(
5, (firdes.low_pass(1.0, 200000, 13e3, 3e3, firdes.WIN_HAMMING)),
38000, 200000)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(sampleOut, 'hw:0,0', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=quadrature,
audio_decimation=1,
)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=sampleOut, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=sampleOut, tau=75e-6)
self.aa = filter.freq_xlating_fir_filter_fcc(
1, (filter.firdes.low_pass_2(1, samp_rate / 10, 2000, 500, 60)),
57000, quadrature)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'),
(self.gr_rds_panel_0, 'in'))
self.connect((self.aa, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.analog_fm_deemph_0_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.aa, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.wxgui_fftsink2_2, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.wxgui_fftsink2_3, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_fftsink2_1, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_psk_demod_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.wxgui_scopesink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Stereo FM receiver and RDS Decoder")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 250000
self.freq = freq = 101.5
self.baseband_rate = baseband_rate = samp_rate/bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate/audio_decim
##################################################
# Blocks
##################################################
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Pilot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "DSBSC")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS constellation")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.GridAdd(self.nb, 2, 0, 1, 2)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(7).GetWin(),
title="Scope Plot",
sample_rate=2375,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb.GetPage(7).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="RDS",
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="Baseband",
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rtl_sdr_source0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.rtl_sdr_source0.set_sample_rate(samp_rate)
self.rtl_sdr_source0.set_center_freq(freq_tune, 0)
self.rtl_sdr_source0.set_freq_corr(0, 0)
self.rtl_sdr_source0.set_dc_offset_mode(0, 0)
self.rtl_sdr_source0.set_iq_balance_mode(0, 0)
self.rtl_sdr_source0.set_gain_mode(False, 0)
self.rtl_sdr_source0.set_gain(gain, 0)
self.rtl_sdr_source0.set_if_gain(20, 0)
self.rtl_sdr_source0.set_bb_gain(20, 0)
self.rtl_sdr_source0.set_antenna("", 0)
self.rtl_sdr_source0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
1, samp_rate/bb_decim/audio_decim, 2375, 1, 100))
self.gr_rds_parser_0 = rds.parser(True, False)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(audio_decim, (firdes.low_pass(2500.0,baseband_rate,2.4e3,2e3,firdes.WIN_HAMMING)), 57e3, baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000)), freq_offset, samp_rate)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(2, 0, 1*cmath.pi/100.0, -0.06, 0.06, 0.5, 0.05, samp_rate/bb_decim/audio_decim/ 2375.0, 0.001, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.rtl_sdr_source0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.gr_rds_decoder_0, "out", self.gr_rds_parser_0, "in")
self.msg_connect(self.gr_rds_parser_0, "out", self.gr_rds_panel_0, "in")
def __init__(self):
gr.top_block.__init__(self, "Bander: Shift Bands around")
Qt.QWidget.__init__(self)
self.setWindowTitle("Bander: Shift Bands around")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "bander2")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.transition = transition = 100
self.transcenter = transcenter = 2000
self.samp_rate = samp_rate = 48000
self.xlatecenter4 = xlatecenter4 = 0
self.xlatecenter3 = xlatecenter3 = 0
self.xlatecenter2 = xlatecenter2 = 0
self.xlatecenter1 = xlatecenter1 = 0
self.xlate = xlate = firdes.low_pass(1, samp_rate, transcenter, transition, firdes.WIN_HAMMING, 6.76)
self.decayrate = decayrate = 0.01
self.atkrate = atkrate = 0.1
##################################################
# Blocks
##################################################
self._xlatecenter4_range = Range(-12000, 12000, 10, 0, 200)
self._xlatecenter4_win = RangeWidget(self._xlatecenter4_range, self.set_xlatecenter4, "xlatecenter4", "counter_slider", float)
self.top_layout.addWidget(self._xlatecenter4_win)
self._xlatecenter3_range = Range(-12000, 12000, 10, 0, 200)
self._xlatecenter3_win = RangeWidget(self._xlatecenter3_range, self.set_xlatecenter3, "xlatecenter3", "counter_slider", float)
self.top_layout.addWidget(self._xlatecenter3_win)
self._xlatecenter2_range = Range(-12000, 12000, 10, 0, 200)
self._xlatecenter2_win = RangeWidget(self._xlatecenter2_range, self.set_xlatecenter2, "xlatecenter2", "counter_slider", float)
self.top_layout.addWidget(self._xlatecenter2_win)
self._xlatecenter1_range = Range(-12000, 12000, 10, 0, 200)
self._xlatecenter1_win = RangeWidget(self._xlatecenter1_range, self.set_xlatecenter1, "xlatecenter1", "counter_slider", float)
self.top_layout.addWidget(self._xlatecenter1_win)
self._transition_range = Range(0, 8000, 10, 100, 200)
self._transition_win = RangeWidget(self._transition_range, self.set_transition, "Transition Band", "counter_slider", float)
self.top_layout.addWidget(self._transition_win)
self._transcenter_range = Range(0, 8000, 10, 2000, 200)
self._transcenter_win = RangeWidget(self._transcenter_range, self.set_transcenter, "Transition Center", "counter_slider", float)
self.top_layout.addWidget(self._transcenter_win)
self.freq_xlating_fir_filter_xxx_0_0_1 = filter.freq_xlating_fir_filter_fcc(1, (xlate), xlatecenter4, samp_rate)
self.freq_xlating_fir_filter_xxx_0_0_0 = filter.freq_xlating_fir_filter_fcc(1, (xlate), xlatecenter3, samp_rate)
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_fcc(1, (xlate), xlatecenter2, samp_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(1, (xlate), xlatecenter1, samp_rate)
self._decayrate_range = Range(0, 2, 0.01, 0.01, 200)
self._decayrate_win = RangeWidget(self._decayrate_range, self.set_decayrate, "Decay Rate", "counter_slider", float)
self.top_layout.addWidget(self._decayrate_win)
self.blocks_complex_to_mag_0_0_1 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.audio_source_0 = audio.source(samp_rate, "Bander:input", True)
self.audio_sink_0_0_1 = audio.sink(samp_rate, "Bander:4", True)
self.audio_sink_0_0_0 = audio.sink(samp_rate, "Bander:3", True)
self.audio_sink_0_0 = audio.sink(samp_rate, "Bander:2", True)
self.audio_sink_0 = audio.sink(samp_rate, "Bander:1", True)
self._atkrate_range = Range(0, 2, 0.01, 0.1, 200)
self._atkrate_win = RangeWidget(self._atkrate_range, self.set_atkrate, "Attack Rate", "counter_slider", float)
self.top_layout.addWidget(self._atkrate_win)
##################################################
# Connections
##################################################
self.connect((self.audio_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.audio_source_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.audio_source_0, 0), (self.freq_xlating_fir_filter_xxx_0_0_0, 0))
self.connect((self.audio_source_0, 0), (self.freq_xlating_fir_filter_xxx_0_0_1, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_complex_to_mag_0_0, 0), (self.audio_sink_0_0, 0))
self.connect((self.blocks_complex_to_mag_0_0_0, 0), (self.audio_sink_0_0_0, 0))
self.connect((self.blocks_complex_to_mag_0_0_1, 0), (self.audio_sink_0_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.blocks_complex_to_mag_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0, 0), (self.blocks_complex_to_mag_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_1, 0), (self.blocks_complex_to_mag_0_0_1, 0))
def __init__(self, mon_id, audio_port):
gr.top_block.__init__(self, "EAS/SAME Monitor")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8000
##################################################
# Blocks
##################################################
# Resampler from input rate (44.1k) to internal rate (8k)
self.rational_resampler_44k = filter.rational_resampler_fff(
interpolation=80,
decimation=441,
)
# Resampler from 8000 Hz to 4166 2/3rd Hz to deal with SAME's weird parameters
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=50,
decimation=96,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(1, (firdes.low_pass(1, samp_rate, 600, 100)), 1822.916667, samp_rate)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=8,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.01,
freq_error=0.0,
verbose=True,
log=False,
)
self.src = audio.source(44100, "eas_mon_%s:in" % (mon_id), True)
self.agc = analog.agc_ff(0.0001, 0.1, 1.0)
#self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(-50, 0.0001, 0)
self.msg_queue = gr.msg_queue(10)
self.same_dec_0 = same.same_dec(self.msg_queue)
self.tone_det_0 = fft.goertzel_fc(samp_rate, samp_rate / 10, 853)
self.tone_det_1 = fft.goertzel_fc(samp_rate, samp_rate / 10, 960)
self.tone_det_2 = fft.goertzel_fc(samp_rate, samp_rate / 10, 1050)
self.wat_thresh_msg = same.wat_thresh_msg(self.msg_queue, 1, 0.05, 0.01)
#self.avg_audio_level = analog.probe_avg_mag_sqrd_ff(-50)
#self.level_thresh_msg = same.level_thresh_msg(self.msg_queue, 1, 3, db_to_abs(-30), db_to_abs(-40))
self.audio_sink_converter = blocks.float_to_short(1, 3276)
self.audio_sink = blocks.udp_sink(2, '127.0.0.1', audio_port)
##################################################
# Connections
##################################################
self.connect((self.src, 0), (self.rational_resampler_44k, 0))
self.connect((self.rational_resampler_44k, 0), (self.agc, 0))
#self.connect((self.agc, 0), (self.analog_pwr_squelch_xx_0, 0))
#self.connect((self.analog_pwr_squelch_xx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.agc, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.digital_gmsk_demod_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.same_dec_0, 0))
self.connect((self.agc, 0), (self.tone_det_0, 0), (self.wat_thresh_msg, 0))
self.connect((self.agc, 0), (self.tone_det_1, 0), (self.wat_thresh_msg, 1))
self.connect((self.agc, 0), (self.tone_det_2, 0), (self.wat_thresh_msg, 2))
#self.connect((self.agc, 0), (self.avg_audio_level, 0), (self.level_thresh_msg, 0))
self.connect((self.agc, 0), (self.audio_sink_converter, 0), (self.audio_sink, 0))
self._watcher = _queue_watcher_thread(self.msg_queue, mon_id, audio_port)
def __init__(self):
gr.top_block.__init__(self, "Fm Radio Rds")
Qt.QWidget.__init__(self)
self.setWindowTitle("Fm Radio Rds")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "fm_radio_rds")
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry", type=QtCore.QByteArray))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 250e3
self.freq = freq = 97.1e6
##################################################
# Blocks
##################################################
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + '' )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(True, 0)
self.rtlsdr_source_0.set_gain(10, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(10, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(2, firdes.root_raised_cosine(
1, 19000, 2375, 1, 100))
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=48000*4,
decimation=250000,
taps=None,
fractional_bw=None,
)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
256, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
freq, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_waterfall_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '',
'', '', '', '', '']
colors = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
5000, #size
48e3, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
19000/250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.gr_rds_parser_0 = rds.parser(False, True, 1)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(1, (firdes.low_pass(2500.0,250000,2.6e3,2e3,firdes.WIN_HAMMING)), 57e3, 250000)
self.epy_block_0 = epy_block_0.msg_block()
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=1,
)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=192000,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'), (self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'), (self.epy_block_0, 'msg_in'))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.analog_wfm_rcv_0_0, 0), (self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_psk_demod_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.analog_wfm_rcv_0_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.rational_resampler_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Stereo FM receiver and RDS Decoder")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 250000
self.freq = freq = 106.1e6
self.baseband_rate = baseband_rate = samp_rate/bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.volume = volume = 0
self.gain = gain = 37.6
self.freq_tune = freq_tune = freq - freq_offset
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate/audio_decim
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Pilot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "DSBSC")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS constellation")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.GridAdd(self.nb, 2, 0, 1, 2)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label="Freq",
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88.1e6,
maximum=107.9e6,
num_steps=99,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(8).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.nb.GetPage(8).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(7).GetWin(),
title="Scope Plot",
sample_rate=2375,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb.GetPage(7).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.nb.GetPage(3).GetWin(),
title="Pilot",
sample_rate=baseband_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="RDS",
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(6).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-50,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="L-R",
peak_hold=False,
)
self.nb.GetPage(6).Add(self.wxgui_fftsink2_0_0_0_1_0_0.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="DSBSC Sub-carrier",
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_decim_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="L+R",
peak_hold=False,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="FM Demod",
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="Baseband",
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(gain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna("", 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
1, samp_rate/bb_decim/audio_decim, 2375, 1, 100))
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=audio_rate,
decimation=audio_decim_rate,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=audio_rate,
decimation=audio_decim_rate,
taps=None,
fractional_bw=None,
)
self.gr_rds_parser_0 = rds.parser(False, True)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(audio_decim, (firdes.low_pass(2500.0,baseband_rate,2.4e3,2e3,firdes.WIN_HAMMING)), 57e3, baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000)), freq_offset, samp_rate)
self.fir_filter_xxx_5 = filter.fir_filter_fff(audio_decim, (firdes.low_pass(1.0,baseband_rate,20e3,40e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_5.declare_sample_delay(0)
self.fir_filter_xxx_3 = filter.fir_filter_fff(1, (firdes.band_pass(1.0,baseband_rate,38e3-13e3,38e3+13e3,3e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_3.declare_sample_delay(0)
self.fir_filter_xxx_2 = filter.fir_filter_fcc(1, (firdes.complex_band_pass(1.0,baseband_rate,19e3-500,19e3+500,1e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_2.declare_sample_delay(0)
self.fir_filter_xxx_1 = filter.fir_filter_fff(audio_decim, (firdes.low_pass(1.0,baseband_rate,13e3,3e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(2, 0, 1*cmath.pi/100.0, -0.06, 0.06, 0.5, 0.05, samp_rate/bb_decim/audio_decim/ 2375.0, 0.001, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((10**(1.*(volume+15)/10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((10**(1.*(volume+15)/10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
self.analog_pll_refout_cc_0 = analog.pll_refout_cc(0.001, 2 * math.pi * (19000+200) / baseband_rate, 2 * math.pi * (19000-200) / baseband_rate)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=audio_decim_rate, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=audio_decim_rate, tau=75e-6)
##################################################
# Connections
##################################################
self.connect((self.fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_3, 0), (self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.fir_filter_xxx_5, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.wxgui_fftsink2_0_0_0_1_0_0, 0))
self.connect((self.fir_filter_xxx_5, 0), (self.blocks_add_xx_0, 1))
self.connect((self.fir_filter_xxx_5, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.fir_filter_xxx_3, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_fm_deemph_0_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_3, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_2, 0))
self.connect((self.fir_filter_xxx_2, 0), (self.analog_pll_refout_cc_0, 0))
self.connect((self.analog_pll_refout_cc_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.analog_pll_refout_cc_0, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_complex_to_imag_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.blocks_null_sink_0, 1))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.gr_rds_decoder_0, "out", self.gr_rds_parser_0, "in")
self.msg_connect(self.gr_rds_parser_0, "out", self.gr_rds_panel_0, "in")
def __init__(self):
gr.top_block.__init__(self, "Rds Loopback")
Qt.QWidget.__init__(self)
self.setWindowTitle("Rds Loopback")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "rds_loopback")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
self.bb_decim = bb_decim = 4
self.baseband_rate = baseband_rate = samp_rate/bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.usrp_rate = usrp_rate = 19e3*20
self.stereo_gain = stereo_gain = 0.3
self.rds_gain = rds_gain = 0.02
self.outbuffer = outbuffer = 0
self.input_gain = input_gain = 1
self.freq = freq = 97e6
self.fm_max_dev = fm_max_dev = 80e3
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate/audio_decim
##################################################
# Blocks
##################################################
self.tabs = Qt.QTabWidget()
self.tabs_widget_0 = Qt.QWidget()
self.tabs_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_0)
self.tabs_grid_layout_0 = Qt.QGridLayout()
self.tabs_layout_0.addLayout(self.tabs_grid_layout_0)
self.tabs.addTab(self.tabs_widget_0, 'BB')
self.tabs_widget_1 = Qt.QWidget()
self.tabs_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_1)
self.tabs_grid_layout_1 = Qt.QGridLayout()
self.tabs_layout_1.addLayout(self.tabs_grid_layout_1)
self.tabs.addTab(self.tabs_widget_1, 'RDS')
self.tabs_widget_2 = Qt.QWidget()
self.tabs_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_2)
self.tabs_grid_layout_2 = Qt.QGridLayout()
self.tabs_layout_2.addLayout(self.tabs_grid_layout_2)
self.tabs.addTab(self.tabs_widget_2, 'Waterfall')
self.top_grid_layout.addWidget(self.tabs)
self._rds_gain_range = Range(0, 3, 0.01, 0.02, 200)
self._rds_gain_win = RangeWidget(self._rds_gain_range, self.set_rds_gain, 'rds_gain', "counter_slider", float)
self.top_grid_layout.addWidget(self._rds_gain_win)
self._stereo_gain_range = Range(0, 3, 0.01, 0.3, 200)
self._stereo_gain_win = RangeWidget(self._stereo_gain_range, self.set_stereo_gain, 'stereo_gain', "counter_slider", float)
self.top_grid_layout.addWidget(self._stereo_gain_win)
self.root_raised_cosine_filter_0_0 = filter.fir_filter_ccf(
3,
firdes.root_raised_cosine(
1,
samp_rate/bb_decim/audio_decim,
2375,
1,
100))
self.rds_parser_0 = rds.parser(False, False, 0)
self.rds_panel_0 = rds.rdsPanel(0)
self._rds_panel_0_win = self.rds_panel_0
self.top_grid_layout.addWidget(self._rds_panel_0_win)
self.rds_encoder_0 = rds.encoder(0, 14, True, 'WDR 3', 89.8e6,
True, False, 13, 3,
147, 'GNU Radio <3')
self.rds_decoder_0 = rds.decoder(False, False)
self.rational_resampler_xxx_1 = filter.rational_resampler_ccc(
interpolation=100,
decimation=38,
taps=None,
fractional_bw=None)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
baseband_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '',
'', '', '', '', '']
colors = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_layout_2.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
samp_rate/5, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
for i in range(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_0.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_layout_0.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
audio_rate, #bw
"", #name
1
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_layout_1.addWidget(self._qtgui_freq_sink_x_0_win)
self.low_pass_filter_0 = filter.interp_fir_filter_fff(
1,
firdes.low_pass(
1,
usrp_rate,
2.5e3,
.5e3,
firdes.WIN_HAMMING,
6.76))
self._input_gain_range = Range(0, 10, 0.1, 1, 200)
self._input_gain_win = RangeWidget(self._input_gain_range, self.set_input_gain, 'input_gain', "counter_slider", float)
self.top_grid_layout.addWidget(self._input_gain_win)
self.gr_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.gr_sig_source_x_0_0 = analog.sig_source_f(usrp_rate, analog.GR_SIN_WAVE, 57e3, 1, 0)
self.gr_multiply_xx_0 = blocks.multiply_vff(1)
self.gr_map_bb_1 = digital.map_bb([1,2])
self.gr_map_bb_0 = digital.map_bb([-1,1])
self.gr_frequency_modulator_fc_0 = analog.frequency_modulator_fc(2*math.pi*fm_max_dev/usrp_rate)
self.gr_diff_encoder_bb_0 = digital.diff_encoder_bb(2)
self.gr_char_to_float_0 = blocks.char_to_float(1, 1)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(audio_decim, firdes.low_pass(2500.0,baseband_rate,2.4e3,2e3,firdes.WIN_HAMMING), 57e3, baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000), 0, samp_rate)
self._freq_range = Range(88.0e6, 108.0e6, 0.1e6, 97e6, 200)
self._freq_win = RangeWidget(self._freq_range, self.set_freq, 'freq', "counter_slider", float)
self.top_grid_layout.addWidget(self._freq_win)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=7,
excess_bw=0.35,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False)
self.digital_diff_decoder_bb_0_0 = digital.diff_decoder_bb(2)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, 1e6,True)
self.blocks_socket_pdu_0 = blocks.socket_pdu('TCP_SERVER', '', '52001', 10000, False)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_float*1, 160)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_ff(rds_gain)
self.blocks_keep_one_in_n_0_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_socket_pdu_0, 'pdus'), (self.rds_encoder_0, 'rds in'))
self.msg_connect((self.rds_decoder_0, 'out'), (self.rds_parser_0, 'in'))
self.msg_connect((self.rds_parser_0, 'out'), (self.rds_panel_0, 'in'))
self.connect((self.analog_wfm_rcv_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.blocks_keep_one_in_n_0_0, 0), (self.digital_diff_decoder_bb_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.gr_frequency_modulator_fc_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.digital_diff_decoder_bb_0_0, 0), (self.rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0), (self.blocks_keep_one_in_n_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0_0, 0))
self.connect((self.gr_char_to_float_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.gr_diff_encoder_bb_0, 0), (self.gr_map_bb_1, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.gr_map_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_map_bb_1, 0), (self.gr_unpack_k_bits_bb_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.gr_sig_source_x_0_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_unpack_k_bits_bb_0, 0), (self.gr_map_bb_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.rational_resampler_xxx_1, 0), (self.blocks_throttle_0, 0))
self.connect((self.rds_encoder_0, 0), (self.gr_diff_encoder_bb_0, 0))
self.connect((self.root_raised_cosine_filter_0_0, 0), (self.digital_psk_demod_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="JMPXRDS Receiver (based on gr_rds)")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
self._lock = threading.RLock()
##################################################
# Variables
##################################################
self.volume = volume = -3
self.mpx_samp_rate_0 = mpx_samp_rate_0 = 192000
self.mpx_samp_rate = mpx_samp_rate = 192000
self.audio_samp_rate = audio_samp_rate = 96000
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 0, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "MPX Plot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "MPX Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS Plot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS Constelation")
self.GridAdd(self.nb, 1, 0, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='MPX Waterfall Plot',
)
self.nb.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(5).GetWin(),
title='Scope Plot',
sample_rate=mpx_samp_rate / 4,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(5).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='MPX FFT',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0_0_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate/4,
fft_size=1024,
fft_rate=12,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
win=window.blackmanharris,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(3).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='MPX FFT',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
1, mpx_samp_rate/4, 2375, 1, 100))
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=audio_samp_rate,
decimation=mpx_samp_rate,
taps=None,
fractional_bw=0.4,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=audio_samp_rate,
decimation=mpx_samp_rate,
taps=None,
fractional_bw=0.4,
)
self.gr_rds_parser_0 = rds.parser(False, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(96700000, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(1, (firdes.low_pass(1.0,mpx_samp_rate,17e3,3e3,firdes.WIN_HAMMING)), 38000, mpx_samp_rate)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(4, (firdes.low_pass(1.0,mpx_samp_rate,2.4e3,2e3,firdes.WIN_HAMMING)), 57e3, mpx_samp_rate)
self.fir_filter_xxx_1 = filter.fir_filter_fff(1, (firdes.low_pass(1.0,mpx_samp_rate,17e3,3e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(2, 0, 1*cmath.pi/100.0, -0.06, 0.06, 0.5, 0.05, mpx_samp_rate/4/2375.0, 0.001, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((10**(1.*(volume)/10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((10**(1.*(volume)/10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_float*1, '/tmp/jmpxrds_rtp_client.sock', False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_complex_to_real_0_0 = blocks.complex_to_real(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(audio_samp_rate, '', True)
self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(1)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=mpx_samp_rate, tau=50e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=mpx_samp_rate, tau=50e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'), (self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'), (self.gr_rds_panel_0, 'in'))
self.connect((self.analog_fm_deemph_0_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_frequency_modulator_fc_0, 0), (self.wxgui_fftsink2_0_0_1, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0), (self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.blocks_complex_to_real_0_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.analog_frequency_modulator_fc_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.blocks_file_source_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.blocks_file_source_0, 0), (self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.blocks_file_source_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1e6
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 250000
self.freq = freq = 90.9e6
self.baseband_rate = baseband_rate = samp_rate / bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate / audio_decim
##################################################
# Blocks
##################################################
self.nb = Qt.QTabWidget()
self.nb_widget_0 = Qt.QWidget()
self.nb_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.nb_widget_0)
self.nb_grid_layout_0 = Qt.QGridLayout()
self.nb_layout_0.addLayout(self.nb_grid_layout_0)
self.nb.addTab(self.nb_widget_0, 'Baseband')
self.nb_widget_1 = Qt.QWidget()
self.nb_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.nb_widget_1)
self.nb_grid_layout_1 = Qt.QGridLayout()
self.nb_layout_1.addLayout(self.nb_grid_layout_1)
self.nb.addTab(self.nb_widget_1, 'Demod')
self.nb_widget_2 = Qt.QWidget()
self.nb_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.nb_widget_2)
self.nb_grid_layout_2 = Qt.QGridLayout()
self.nb_layout_2.addLayout(self.nb_grid_layout_2)
self.nb.addTab(self.nb_widget_2, 'L+R')
self.nb_widget_3 = Qt.QWidget()
self.nb_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.nb_widget_3)
self.nb_grid_layout_3 = Qt.QGridLayout()
self.nb_layout_3.addLayout(self.nb_grid_layout_3)
self.nb.addTab(self.nb_widget_3, 'Subcarrier')
self.top_grid_layout.addWidget(self.nb)
self._gain_range = Range(0, 75, 1, 20, 200)
self._gain_win = RangeWidget(self._gain_range, self.set_gain, 'gain',
"counter_slider", float)
self.top_grid_layout.addWidget(self._gain_win)
self.qtgui_waterfall_sink_x_1_0 = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
baseband_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_1_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_1_0.enable_grid(False)
self.qtgui_waterfall_sink_x_1_0.enable_axis_labels(True)
labels = ['', '', '', '', '', '', '', '', '', '']
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_1_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_1_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_1_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_1_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.nb_layout_3.addWidget(self._qtgui_waterfall_sink_x_1_0_win)
self.qtgui_waterfall_sink_x_1 = qtgui.waterfall_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_1.set_update_time(0.10)
self.qtgui_waterfall_sink_x_1.enable_grid(False)
self.qtgui_waterfall_sink_x_1.enable_axis_labels(True)
self.qtgui_waterfall_sink_x_1.set_plot_pos_half(not True)
labels = ['Demod', '', '', '', '', '', '', '', '', '']
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_1.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_1.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_1.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_1.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_1_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_1.pyqwidget(), Qt.QWidget)
self.nb_layout_1.addWidget(self._qtgui_waterfall_sink_x_1_win)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
labels = ['', '', '', '', '', '', '', '', '', '']
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.nb_layout_0.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.nb_layout_2.addWidget(self._qtgui_freq_sink_x_1_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
baseband_rate, #bw
"", #name
1)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.nb_layout_1.addWidget(self._qtgui_freq_sink_x_0_win)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.osmosdr_source_0.set_time_unknown_pps(osmosdr.time_spec_t())
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(freq_tune, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_gain(gain, 0)
self.osmosdr_source_0.set_if_gain(20, 0)
self.osmosdr_source_0.set_bb_gain(20, 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(
audio_decim,
firdes.low_pass(2500.0, baseband_rate, 3e3, 2e3,
firdes.WIN_HAMMING), 67e3, baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000),
freq_offset, samp_rate)
self._freq_range = Range(88.5e6, 108e6, 200e3, 90.9e6, 200)
self._freq_win = RangeWidget(self._freq_range, self.set_freq, 'freq',
"counter_slider", float)
self.top_grid_layout.addWidget(self._freq_win)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
audio_decim,
firdes.low_pass(1.0, baseband_rate, 13e3, 3e3, firdes.WIN_HAMMING))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.audio_sink_0 = audio.sink(audio_rate, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
self.analog_fm_demod_cf_0 = analog.fm_demod_cf(
channel_rate=audio_decim_rate,
audio_decim=1,
deviation=5000,
audio_pass=15000,
audio_stop=16000,
gain=1.0,
tau=75e-6,
)
##################################################
# Connections
##################################################
self.connect((self.analog_fm_demod_cf_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.qtgui_waterfall_sink_x_1, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.qtgui_freq_sink_x_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.analog_fm_demod_cf_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.qtgui_waterfall_sink_x_1_0, 0))
self.connect((self.osmosdr_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.osmosdr_source_0, 0),
(self.qtgui_waterfall_sink_x_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = 105.3e6
self.volume = volume = -3
self.samp_rate = samp_rate = 2000000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Const")
self.GridAdd(self.nb, 2, 0, 1, 2)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='RF Gain',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(6).GetWin(),
title='Scope Plot',
sample_rate=2375 * 4,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(6).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=19000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
)
self.nb.GetPage(3).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='FM Demod',
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='Baseband',
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
" " + '')
self.rtlsdr_source_0_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0_0.set_freq_corr(0, 0)
self.rtlsdr_source_0_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0_0.set_gain_mode(False, 0)
self.rtlsdr_source_0_0.set_gain(14, 0)
self.rtlsdr_source_0_0.set_if_gain(24, 0)
self.rtlsdr_source_0_0.set_bb_gain(gain, 0)
self.rtlsdr_source_0_0.set_antenna('', 0)
self.rtlsdr_source_0_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, .35, 100))
self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff(240000.0 / 250000,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_1.declare_sample_delay(0)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 / 250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)),
38000, 240000)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(
1,
(firdes.low_pass(2500.0, 250000, 2.6e3, 2e3, firdes.WIN_HAMMING)),
57e3, 250000)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1, samp_rate, 80000, 20000)), freq_offset,
samp_rate)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='Freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88e6,
maximum=108e6,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=8,
)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
##################################################
# Connections
##################################################
self.connect((self.analog_fm_deemph_0_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.pfb_arb_resampler_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.fir_filter_xxx_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.rtlsdr_source_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self, rx_freq):
gr.top_block.__init__(self, "FM RDS receiver and decoder")
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = rx_freq
self.samp_rate = samp_rate = 2000000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
##################################################
# Blocks
##################################################
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, .35, 100))
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 / 250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'hackrf')
self.osmosdr_source_0.set_clock_source('gpsdo', 0)
self.osmosdr_source_0.set_time_source('gpsdo', 0)
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(freq_tune, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(0, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(14, 0)
self.osmosdr_source_0.set_if_gain(24, 0)
self.osmosdr_source_0.set_bb_gain(gain, 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(
1,
(firdes.low_pass(2500.0, 250000, 2.6e3, 2e3, firdes.WIN_HAMMING)),
57e3, 250000)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1, samp_rate, 80000, 20000)), freq_offset,
samp_rate)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=8,
)
self.rds_buffer_0 = rds_buffer()
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.gr_rds_parser_0, 'in'))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.osmosdr_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_psk_demod_0, 0))
self.msg_connect((self.gr_rds_parser_0, 'out'),
(self.rds_buffer_0, 'in'))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FMReceiverSignal")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2e6
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 200000
self.freq = freq = 99.5e6
self.baseband_rate = baseband_rate = samp_rate/bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.volume = volume = 1
self.gain = gain = 40
self.freq_tune = freq_tune = freq- freq_offset
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate/audio_decim
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=0,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS constellation")
self.GridAdd(self.nb, 2, 0, 1, 2)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label="Freq",
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88.1e6,
maximum=107.9e6,
num_steps=99,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(3).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.nb.GetPage(3).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(4).GetWin(),
title="Scope Plot",
sample_rate=2375,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb.GetPage(4).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="RDS",
peak_hold=False,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="FM Demod",
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="Baseband",
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(gain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna("", 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
1, samp_rate/bb_decim/audio_decim, 2375, 1, 100))
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=48,
decimation=500,
taps=None,
fractional_bw=None,
)
self.gr_rds_parser_0 = rds.parser(True, False, 1)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(audio_decim, (firdes.low_pass(2500.0,baseband_rate,2.4e3,2e3,firdes.WIN_HAMMING)), 57e3, baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000)), freq_offset, samp_rate)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(2, 0, 1*cmath.pi/100.0, -0.06, 0.06, 0.5, 0.05, samp_rate/bb_decim/audio_decim/ 2375.0, 0.001, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((volume, ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'), (self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'), (self.gr_rds_panel_0, 'in'))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
