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))