def __init__(self, sdr=0):
""" Initialize the receiver, use the ``sdr`` parameter if you have more than one SDR connected """
gr.top_block.__init__(self)
# lower sample rate means lower CPU usage, but idk how low you can
# push it and still have the audio sound fine.
# Practical maximum for RTL-SDR is 2.4M
self._sample_rate = sample_rate = 2400000
self._volume = _volume = 1
self._frequency = None
self._gain = 49.6
self.cutoff_freq = cutoff_freq = 100e3
self.bb_decim = 4
self.rds_adapter = RDSAdapter()
# Initialize SDR source
self.rtlsdr_source = osmosdr.source(args=b"numchan=1 rtl=%s" % sdr)
self.rtlsdr_source.set_sample_rate(sample_rate)
self.rtlsdr_source.set_gain(self._gain)
self.frequency = 87600000
# self.gain = 'auto'
# Audio stuff
self.audio_resampler = grf.rational_resampler_fff(interpolation=49,
decimation=50,
taps=None,
fractional_bw=None)
self.rational_resampler = grf.rational_resampler_ccc(
interpolation=500000,
decimation=sample_rate,
taps=None,
fractional_bw=None)
self.low_pass_filter = grf.fir_filter_ccf(
1,
firdes.low_pass(2, 500 * 1000, cutoff_freq, 7000,
firdes.WIN_HAMMING, 6.76))
self.volume_multiplier = blocks.multiply_const_vff((_volume, ))
self.audio_sink = audio.sink(48000, b'', True)
# RDS stuff
self.rds_parser = rds.parser(False, False, 0)
self.rds_decoder = rds.decoder(False, False)
# Yes, there are two FM decoders here.
# I couldn't get RDS to work with only one.
self.wfm_rcv_audio = analog.wfm_rcv(quad_rate=250e3,
audio_decimation=10)
self.wfm_rcv_rds = analog.wfm_rcv(quad_rate=sample_rate,
audio_decimation=self.bb_decim)
self._connect_rds_flow()
self.connect(self.rtlsdr_source, self.rational_resampler,
self.low_pass_filter, self.wfm_rcv_audio,
self.audio_resampler, self.volume_multiplier,
self.audio_sink)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.transition = transition = 1000000
self.samp_rate = samp_rate = 2000000
self.quadrature = quadrature = 500000
self.cutoff = cutoff = 100000
self.audio_decimation = audio_decimation = 10
##################################################
# 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(107.8e6, 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(20, 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.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=2000,
decimation=500,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=4,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, cutoff, transition, firdes.WIN_HAMMING, 6.76))
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((1, ))
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=quadrature,
audio_decimation=audio_decimation,
)
##################################################
# Connections
##################################################
self.connect((self.rtlsdr_source_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_null_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 80000
##################################################
# Blocks
##################################################
self.test1_dds_fpga_0 = test1.dds_fpga(8192*2, "/dev/iqram")
self.fir_filter_xxx_0 = filter.rational_resampler_ccc(
interpolation=1, decimation=1, taps=None,
fractional_bw = None,
)
self.audio_sink_0 = audio.sink(samp_rate/5, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=5
)
#self.analog_wfm_rcv_0.set_max_output_buffer(4096)
##################################################
# Connections
##################################################
#self.connect((self.test1_dds_fpga_0, 0), (self.analog_wfm_rcv_0, 0))
#self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.test1_dds_fpga_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
def __init__(self):
gr.hier_block2.__init__(
self, "WBFM Chain",
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
gr.io_signature(1, 1, gr.sizeof_float*1),
)
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=192000,
decimation=2400000,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, 2400000, 200e3, 10e3, firdes.WIN_HAMMING, 6.76))
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=192000,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self, 0), (self.low_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self):
gr.hier_block2.__init__(
self,
"WBFM Chain",
gr.io_signature(1, 1, gr.sizeof_gr_complex * 1),
gr.io_signature(1, 1, gr.sizeof_float * 1),
)
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=192000,
decimation=2400000,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, 2400000, 200e3, 10e3, firdes.WIN_HAMMING, 6.76))
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=192000,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self, 0))
self.connect((self.low_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self, 0), (self.low_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 80000
##################################################
# Blocks
##################################################
self.test1_dds_fpga_0 = test1.dds_fpga(8192 * 2, "/dev/iqram")
self.fir_filter_xxx_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=1,
taps=None,
fractional_bw=None,
)
self.audio_sink_0 = audio.sink(samp_rate / 5, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(quad_rate=samp_rate,
audio_decimation=5)
#self.analog_wfm_rcv_0.set_max_output_buffer(4096)
##################################################
# Connections
##################################################
#self.connect((self.test1_dds_fpga_0, 0), (self.analog_wfm_rcv_0, 0))
#self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.test1_dds_fpga_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 48000 * 24
self.freq = freq = int(96.9e6)
##################################################
# Blocks
##################################################
self.zeromq_pub_sink_0 = zeromq.pub_sink(gr.sizeof_float, 1,
'tcp://0.0.0.0:5555', 100,
False, -1)
self.pluto_source_0 = iio.pluto_source('local:', freq, samp_rate,
20000000, 0x8000, True, True,
True, "manual", 55, '', True)
self.low_pass_filter_0 = filter.fir_filter_ccf(
6,
firdes.low_pass(1, samp_rate, 100000, 100000, firdes.WIN_HAMMING,
6.76))
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate / 6,
audio_decimation=8,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.zeromq_pub_sink_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.pluto_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self, station):
gr.top_block.__init__(self, "FM Receiver")
self.samp_rate = 2E6
self.audio_sink = audio.sink(self.samp_rate, "", True)
self.usrp_source = osmosdr.source(args="numchan=1 ")
self.usrp_source.set_sample_rate(self.samp_rate)
self.usrp_source.set_center_freq(station*1E6, 0)
self.usrp_source.set_freq_corr(0, 0)
self.usrp_source.set_dc_offset_mode(0, 0)
self.usrp_source.set_iq_balance_mode(0, 0)
self.usrp_source.set_gain_mode(False, 0)
self.usrp_source.set_gain(10, 0)
self.usrp_source.set_if_gain(20, 0)
self.usrp_source.set_bb_gain(20, 0)
self.usrp_source.set_antenna("", 0)
self.usrp_source.set_bandwidth(0, 0)
#self.rational_resampler = filt.rational_resampler_base_ccc(192e3, 25e4, None)
self.rational_resampler = filt.rational_resampler_ccc(interpolation=48E4, decimation=2E5, taps=None, fractional_bw=None)
self.filter = filt.fir_filter_ccf(1, filt.firdes.low_pass(1, self.samp_rate, 1E5, 1E6, filt.firdes.WIN_HAMMING, 6.76))
self.wbfm_rcv = analog.wfm_rcv(quad_rate=48E4, audio_decimation=10)
self.connect(self.usrp_source, self.filter)
self.connect(self.filter, self.rational_resampler)
self.connect(self.rational_resampler, self.wbfm_rcv)
self.connect(self.wbfm_rcv, self.audio_sink)
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 80000
self.test1_dds_fpga_0 = test1.dds_fpga(8192 * 2, "/dev/iqram")
##################################################
# Blocks
##################################################
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=5,
)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_gr_complex * 1,
"sp440.dat", False)
self.blocks_file_sink_0.set_unbuffered(False)
##################################################
# Connections
##################################################
# self.connect((self.test1_dds_fpga_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.test1_dds_fpga_0, 0), (self.blocks_file_sink_0, 0))
def __init__(self,
cutoff_freq=12000,
decimation=1,
num_samples=10000000,
samp_rate=2000000,
save_file='',
source_file='',
trans_width=2000):
gr.top_block.__init__(self, "Filter Sig")
##################################################
# Parameters
##################################################
self.cutoff_freq = cutoff_freq
self.decimation = decimation
self.num_samples = num_samples
self.samp_rate = samp_rate
self.save_file = save_file
self.source_file = source_file
self.trans_width = trans_width
##################################################
# Blocks
##################################################
self.low_pass_filter_0_1 = filter.fir_filter_ccf(
decimation,
firdes.low_pass(1, samp_rate, cutoff_freq, trans_width,
firdes.WIN_HAMMING, 6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
'C:\\Users\\devri\\Documents\\RIT\\Sixth Semester\\MSD I\\GIT\\readInData\\filterDemodData\\pi_1_ref_sig_filter_demod_1.wav',
1, samp_rate, 8)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((2, ))
self.blocks_head_0 = blocks.head(gr.sizeof_float * 1, num_samples)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1,
'C:\\Users\\devri\\Documents\\RIT\\Sixth Semester\\MSD I\\GIT\\readInData\\Data\\pi_1_ref_sig_1',
True)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=2e6,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_head_0, 0), (self.blocks_wavfile_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_head_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.low_pass_filter_0_1, 0))
self.connect((self.low_pass_filter_0_1, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self, frequency):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 250e3
self.gain = gain = 40
self.freq = freq = frequency
self.audio_rate = audio_rate = 48000
self.audio_interp = audio_interp = 4
##################################################
# 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(93.3e6, 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(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.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=audio_rate * audio_interp,
decimation=int(samp_rate),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, 250000, 100000, 20000, firdes.WIN_HAMMING,
6.76))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((30, ))
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=audio_rate * audio_interp,
audio_decimation=audio_interp,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0),
(self.rational_resampler_xxx_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
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")
#self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 80000
self.test1_dds_fpga_0 = test1.dds_fpga(8192 * 2, "/dev/iqram")
##################################################
# Blocks
##################################################
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=5,
)
self.qtgui_sink_x_0 = qtgui.sink_f(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate / 5, #bw
"QT GUI Plot", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_0.set_update_time(1)
self._qtgui_sink_x_0_win = sip.wrapinstance(
self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_sink_x_0_win)
##################################################
# Connections
##################################################
self.connect((self.test1_dds_fpga_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.qtgui_sink_x_0, 0))
def __init__(self, filename="0.dat", freq=90.1e6, samp_rate=1e6):
gr.top_block.__init__(self, "Fm Receiver")
##################################################
# Parameters
##################################################
self.filename = filename
self.freq = freq
self.samp_rate = samp_rate
##################################################
# Variables
##################################################
self.gain = gain = 30
self.audio_rate = audio_rate = 48e3
self.audio_interp = audio_interp = 4
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(audio_rate * audio_interp),
decimation=int(samp_rate),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.interp_fir_filter_fff(
1,
firdes.low_pass(1, int(audio_rate), 800, 100, firdes.WIN_HAMMING,
6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
"wav_out.wav", 1, int(audio_rate), 8)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_interleaved_short_to_complex_0 = blocks.interleaved_short_to_complex(
False, False)
self.blocks_file_source_0_0 = blocks.file_source(
gr.sizeof_short * 1, filename, False)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=int(audio_rate * audio_interp),
audio_decimation=int(audio_interp),
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_file_source_0_0, 0),
(self.blocks_interleaved_short_to_complex_0, 0))
self.connect((self.blocks_interleaved_short_to_complex_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
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")
#self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 80000
self.test1_dds_fpga_0 = test1.dds_fpga(8192*2, "/dev/iqram")
##################################################
# Blocks
##################################################
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=5,
)
self.qtgui_sink_x_0 = qtgui.sink_f(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate/5, #bw
"QT GUI Plot", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_0.set_update_time(1)
self._qtgui_sink_x_0_win = sip.wrapinstance(self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_sink_x_0_win)
##################################################
# Connections
##################################################
self.connect((self.test1_dds_fpga_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.qtgui_sink_x_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Simple test for funcube")
_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 = 192000
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.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.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.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.Add(self.wxgui_fftsink2_0.win)
self.fcd_source_c_0 = fcd.source_c("hw:1")
self.fcd_source_c_0.set_freq(145500000)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(quad_rate=192000, audio_decimation=4)
##################################################
# Connections
##################################################
self.connect((self.fcd_source_c_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.fcd_source_c_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.fcd_source_c_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2400000
self.resamp_rate = resamp_rate = 200000
self.audio_rate = audio_rate = 48000
self.audio_interp = audio_interp = 4
self.audio_gain_0 = audio_gain_0 = 5
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=resamp_rate,
decimation=samp_rate,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, samp_rate, resamp_rate / 2, resamp_rate / 20,
firdes.WIN_HAMMING, 6.76))
self.blocks_wavfile_source_0 = blocks.wavfile_source(
sys.argv[1], False)
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
sys.argv[2], 1, audio_rate, 8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(audio_gain_0, ))
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=audio_rate * audio_interp,
audio_decimation=audio_interp,
)
self.analog_fm_deemph_0 = analog.fm_deemph(fs=audio_rate, tau=50e-6)
##################################################
# Connections
##################################################
self.connect((self.analog_fm_deemph_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.analog_fm_deemph_0, 0))
self.connect((self.blocks_float_to_complex_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_wavfile_source_0, 1),
(self.blocks_float_to_complex_0, 1))
self.connect((self.low_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Headless")
##################################################
# Variables
##################################################
self.offset = offset = .25
self.desired_freq = desired_freq = 95.9
self.samp_rate = samp_rate = 2e6
self.channel_width = channel_width = 200e3
self.center_freq = center_freq = desired_freq*1e6+offset*1e6
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=12,
decimation=5,
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(center_freq, 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(0, 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(int(samp_rate/channel_width), firdes.low_pass(
1, samp_rate, 75e3, 25e3, firdes.WIN_HAMMING, 6.76))
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((1, ))
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=480e3,
audio_decimation=10,
)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_SIN_WAVE, offset*1e6, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_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 = 500e3
self.channel_width = channel_width = 500e3
self.base_freq = base_freq = 100.7e6
self.audio_rate = audio_rate = 48e3
##################################################
# 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(base_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(False, 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(20, 0)
self.rtlsdr_source_0.set_antenna("", 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=int(audio_rate / 1000),
decimation=int(channel_width / 10000),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
int(samp_rate / channel_width),
firdes.low_pass(1, samp_rate, 75e3, 25e3, firdes.WIN_HAMMING,
6.76))
self.audio_sink_0 = audio.sink(int(audio_rate), "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=channel_width,
audio_decimation=10,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self, sign_freq, audio_freq):
##################################################
# Variables
##################################################
self.sign_freq = sign_freq
self.audio_freq = audio_freq
# hyperparameter
self.low_pass_cut_off = 75000
self.low_pass_trans_width = 5000
self.low_pass_ampl_bound = 0.5
self.low_pass_window = firdes.WIN_HAMMING
self.low_pass_beta = 6.76
##################################################
# Submodule
##################################################
# we always resample the signal frequency into 2MHz
self.input_resample = filter.rational_resampler_ccf(
interpolation=2000000,
decimation=sign_freq,
taps=None,
fractional_bw=None)
self.low_pass_filter = eewls.auto_gain_low_pass_filter(
filter.fir_filter_ccf, 8, self.low_pass_ampl_bound, 2000000,
self.low_pass_cut_off, self.low_pass_trans_width,
self.low_pass_window, self.low_pass_beta, str(complex))
self.analog_wfm_rcv = analog.wfm_rcv(quad_rate=500000,
audio_decimation=5)
self.rational_resampler = filter.rational_resampler_fff(
interpolation=48, decimation=50, taps=None, fractional_bw=None)
gr.hier_block2.__init__(
self, "fm_audio_decoder",
gr.io_signature(
1, 1,
self.input_resample.input_signature().sizeof_stream_item(0)),
gr.io_signature(
1, 1,
self.rational_resampler.output_signature().sizeof_stream_item(
0)))
##################################################
# Connections
##################################################
self.connect((self, 0), (self.input_resample, 0))
self.connect((self.input_resample, 0), (self.low_pass_filter, 0))
self.connect((self.low_pass_filter, 0), (self.analog_wfm_rcv, 0))
self.connect((self.analog_wfm_rcv, 0), (self.rational_resampler, 0))
self.connect((self.rational_resampler, 0), (self, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.transition = transition = 2e6
self.samp_rate = samp_rate = 2e6
self.quadrature = quadrature = 500e3
self.freq = freq = 945e5
self.cutoff = cutoff = 1e5
##################################################
# 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(False, 0)
self.rtlsdr_source_0.set_gain(300, 0)
self.rtlsdr_source_0.set_if_gain(300, 0)
self.rtlsdr_source_0.set_bb_gain(300, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
4,
firdes.low_pass(1, samp_rate, cutoff, transition,
firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=quadrature,
audio_decimation=10,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_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 = 10e6
self.channel_width = channel_width = 200e3
self.channel_freq = channel_freq = 96.5e6
self.center_freq = center_freq = 97.9e6
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=12,
decimation=5,
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(center_freq, 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(2, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(0, 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(int(samp_rate/channel_width), firdes.low_pass(
1, samp_rate, 75e3, 25e3, firdes.WIN_HAMMING, 6.76))
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=480e3,
audio_decimation=10,
)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, center_freq - channel_freq, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self):
gr.top_block.__init__(self, "FM whole-band Channelizer to Measure Latency vs TP")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 3.125e6
self.gain = gain = 10
self.pfb_transition_width = pfb_transition_width = 120e3
self.pfb_samp_rate = pfb_samp_rate = samp_rate
self.pfb_gain = pfb_gain = 1
self.pfb_cutoff_freq = pfb_cutoff_freq = 80e3
self.pfb_attenuation = pfb_attenuation = 60
self.audio_transition_width = audio_transition_width = 3e3/10
self.audio_samp_rate = audio_samp_rate = 44.1e3
self.audio_gain = audio_gain = gain
self.audio_cutoff_freq = audio_cutoff_freq = 18e3/10
self.audio_attenuation = audio_attenuation = 80
self.pfb_taps = pfb_taps = firdes.low_pass_2(pfb_gain, pfb_samp_rate, pfb_cutoff_freq, pfb_transition_width, pfb_attenuation)
self.audio_taps = audio_taps = firdes.low_pass_2(audio_gain, audio_samp_rate, audio_cutoff_freq, audio_transition_width, audio_attenuation)
self.pfb_ntaps = pfb_ntaps = pfb_taps.__len__()
self.channel = channel = 0
self.audio_rate = audio_rate = 44.1e3
self.audio_ntaps = audio_ntaps = audio_taps.__len__()
##################################################
# Blocks
##################################################
self.west_timestamp_tagger_ff_0 = west.timestamp_tagger_ff(gr.sizeof_gr_complex, 100)
self.west_timestamp_sink_f_0 = west.timestamp_sink_f("timestamp", "fm_latency_meas")
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_fff(
audio_rate / 50e3,
taps=(audio_taps),
flt_size=10)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, "/home/nathan/Downloads/WFM-97.9MHz-3.125Msps.dat", False)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=200e3,
audio_decimation=int(200e3 / audio_rate),
)
self.analog_fm_deemph_0 = analog.fm_deemph(fs=audio_rate, tau=75e-6)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.analog_fm_deemph_0, 0))
self.connect((self.analog_fm_deemph_0, 0), (self.west_timestamp_sink_f_0, 0))
self.connect((self.west_timestamp_sink_f_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.west_timestamp_tagger_ff_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.west_timestamp_tagger_ff_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2e6
self.fsk_deviation_hz = fsk_deviation_hz = 1
self.freq = freq = 91800000
##################################################
# 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(20, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=50,
decimation=48,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
4,
firdes.low_pass(1, samp_rate, 100e3, 500e3, firdes.WIN_HAMMING,
6.76))
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500e3,
audio_decimation=10,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Wbfmrx")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2500000
##################################################
# Blocks
##################################################
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(435000000, 0)
self.uhd_usrp_source_0.set_gain(40, 0)
self.uhd_usrp_source_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0.set_bandwidth(100000, 0)
self.rational_resampler_xxx_1 = filter.rational_resampler_ccc(
interpolation=192000,
decimation=250000,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
10,
firdes.low_pass(1, samp_rate, 42000, 2100, firdes.WIN_HAMMING,
6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
sys.argv[1], 1, 48000, 8)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=192000,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self, input_samp_rate, output_samp_rate):
gr.hier_block2.__init__(
self, "FM Block",
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
gr.io_signature(1, 1, gr.sizeof_float*1),
)
# Parameters
self.input_samp_rate = input_samp_rate
self.output_samp_rate = output_samp_rate
self.decimation = decimation = 4
self.cutoff = cutoff = 100e3
self.transition = transition = 10e3
# Blocks
self.rational_resampler_1 = filter.rational_resampler_ccc(
interpolation=1,
decimation=decimation,
taps=None,
fractional_bw=None,
)
self.low_pass_filter = filter.fir_filter_ccf(1, filter.firdes.low_pass(
1, int(input_samp_rate/decimation), cutoff, transition, filter.firdes.WIN_HAMMING, 6.76))
self.fm_demodulator = analog.wfm_rcv(
quad_rate=int(input_samp_rate/decimation),
audio_decimation=1,
)
self.rational_resampler_2 = filter.rational_resampler_fff(
interpolation=output_samp_rate,
decimation=int(input_samp_rate/decimation),
taps=None,
fractional_bw=None,
)
self.multiply = blocks.multiply_const_vff((80,))
# Connections
self.connect(
self,
self.rational_resampler_1,
self.low_pass_filter,
self.fm_demodulator,
self.rational_resampler_2,
self.multiply,
self
)
def __init__(self, filename="0.dat", freq=90.1e6, samp_rate=1e6):
gr.top_block.__init__(self, "Fm Receiver")
##################################################
# Parameters
##################################################
self.filename = filename
self.freq = freq
self.samp_rate = samp_rate
##################################################
# Variables
##################################################
self.gain = gain = 30
self.audio_rate = audio_rate = 48e3
self.audio_interp = audio_interp = 4
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(audio_rate*audio_interp),
decimation=int(samp_rate),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.interp_fir_filter_fff(1, firdes.low_pass(
1, int(audio_rate), 800, 100, firdes.WIN_HAMMING, 6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink("wav_out.wav", 1, int(audio_rate), 8)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_interleaved_short_to_complex_0 = blocks.interleaved_short_to_complex(False, False)
self.blocks_file_source_0_0 = blocks.file_source(gr.sizeof_short*1, filename, False)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=int(audio_rate*audio_interp),
audio_decimation=int(audio_interp),
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_file_source_0_0, 0), (self.blocks_interleaved_short_to_complex_0, 0))
self.connect((self.blocks_interleaved_short_to_complex_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_wavfile_sink_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self,f_in,f_out):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 48000
self.file_out = file_out = f_out
self.file_in = file_in = f_in
##################################################
# Blocks
##################################################
self.sat_observer_noaa_analog_decoder_f_0 = sat_observer.noaa_analog_decoder_f(file_out, "ac", 15)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=441,
decimation=192,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=1,
decimation=2,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (40, ), 10.966e3, samp_rate)
self.blocks_wavfile_source_0 = blocks.wavfile_source(file_in, False)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((6.5, ))
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=5,
)
##################################################
# Connections
##################################################
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.sat_observer_noaa_analog_decoder_f_0, 0))
self.connect((self.blocks_wavfile_source_0, 1), (self.blocks_float_to_complex_0, 1))
self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self):
gr.top_block.__init__(self, "FM Receiver 1 ch")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2.4e6
self.channel_width = channel_width = 200e3
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=12,
decimation=5,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
int(samp_rate / channel_width),
firdes.low_pass(1, samp_rate, 75e3, 25e3, firdes.WIN_HAMMING,
6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
sys.argv[2], 1, 48000, 8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((3, ))
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1, sys.argv[1], False)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=480e3,
audio_decimation=10,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Bc Rx Recorded")
_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 = 32000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.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.Add(self.wxgui_fftsink2_0.win)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, "/home/sinu/sdr/fcd_capture_sample.raw", True)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=192000,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1536000
self.frequency = frequency = 96900000
##################################################
# 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(frequency, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(2, 0)
self.rtlsdr_source_0.set_iq_balance_mode(2, 0)
self.rtlsdr_source_0.set_gain_mode(True, 0)
self.rtlsdr_source_0.set_gain(0, 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.low_pass_filter_0 = filter.fir_filter_ccf(4, firdes.low_pass(
1, samp_rate, 500000, 60000, firdes.WIN_KAISER, 6.76))
self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_float*1, '127.0.0.1', 7654, 1472, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=384000,
audio_decimation=8,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_udp_sink_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.blocks_throttle_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 80000
self.test1_dds_fpga_0 = test1.dds_fpga(8192 * 2, "/dev/iqram")
##################################################
# Blocks
##################################################
self.analog_wfm_rcv_0 = analog.wfm_rcv(quad_rate=samp_rate, audio_decimation=5)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_gr_complex * 1, "sp440.dat", False)
self.blocks_file_sink_0.set_unbuffered(False)
##################################################
# Connections
##################################################
# self.connect((self.test1_dds_fpga_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.test1_dds_fpga_0, 0), (self.blocks_file_sink_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 = 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, "WBFM 2 Channel")
Qt.QWidget.__init__(self)
self.setWindowTitle("WBFM 2 Channel")
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", "wbfm_2ch")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.radio_freq = radio_freq = 100
self.samp_rate = samp_rate = 240e4
self.rf_gain = rf_gain = 10
self.freq = freq = radio_freq * 1000000
self.ch2volume = ch2volume = 5
self.ch2squelch = ch2squelch = -30
self.ch2mute = ch2mute = 1
self.ch2freq = ch2freq = radio_freq
self.ch1volume = ch1volume = 5
self.ch1squelch = ch1squelch = -30
self.ch1mute = ch1mute = 1
self.ch1freq = ch1freq = radio_freq
##################################################
# Blocks
##################################################
self.ch2 = Qt.QTabWidget()
self.ch2_widget_0 = Qt.QWidget()
self.ch2_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.ch2_widget_0)
self.ch2_grid_layout_0 = Qt.QGridLayout()
self.ch2_layout_0.addLayout(self.ch2_grid_layout_0)
self.ch2.addTab(self.ch2_widget_0, "Ch 2")
self.top_grid_layout.addWidget(self.ch2, 2,1,1,1)
self.ch1 = Qt.QTabWidget()
self.ch1_widget_0 = Qt.QWidget()
self.ch1_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.ch1_widget_0)
self.ch1_grid_layout_0 = Qt.QGridLayout()
self.ch1_layout_0.addLayout(self.ch1_grid_layout_0)
self.ch1.addTab(self.ch1_widget_0, "Ch 1")
self.top_grid_layout.addWidget(self.ch1, 2,0,1,1)
self._rf_gain_range = Range(0, 50, 1, 10, 200)
self._rf_gain_win = RangeWidget(self._rf_gain_range, self.set_rf_gain, "RF Gain", "counter_slider", float)
self.top_grid_layout.addWidget(self._rf_gain_win, 1,0,1,2)
self._ch2volume_range = Range(0, 10, 1, 5, 200)
self._ch2volume_win = RangeWidget(self._ch2volume_range, self.set_ch2volume, "Ch2 Volume", "counter_slider", float)
self.ch2_grid_layout_0.addWidget(self._ch2volume_win, 1,0,1,2)
self._ch2squelch_range = Range(-70, 0, 10, -30, 200)
self._ch2squelch_win = RangeWidget(self._ch2squelch_range, self.set_ch2squelch, "Ch2 Squelch", "counter_slider", int)
self.ch2_grid_layout_0.addWidget(self._ch2squelch_win, 2,0,1,2)
_ch2mute_check_box = Qt.QCheckBox("Mute")
self._ch2mute_choices = {True: 0, False: 1}
self._ch2mute_choices_inv = dict((v,k) for k,v in self._ch2mute_choices.iteritems())
self._ch2mute_callback = lambda i: Qt.QMetaObject.invokeMethod(_ch2mute_check_box, "setChecked", Qt.Q_ARG("bool", self._ch2mute_choices_inv[i]))
self._ch2mute_callback(self.ch2mute)
_ch2mute_check_box.stateChanged.connect(lambda i: self.set_ch2mute(self._ch2mute_choices[bool(i)]))
self.ch2_grid_layout_0.addWidget(_ch2mute_check_box, 0,1,1,1)
self._ch2freq_tool_bar = Qt.QToolBar(self)
self._ch2freq_tool_bar.addWidget(Qt.QLabel("Ch2 Freq"+": "))
self._ch2freq_line_edit = Qt.QLineEdit(str(self.ch2freq))
self._ch2freq_tool_bar.addWidget(self._ch2freq_line_edit)
self._ch2freq_line_edit.returnPressed.connect(
lambda: self.set_ch2freq(eng_notation.str_to_num(str(self._ch2freq_line_edit.text().toAscii()))))
self.ch2_grid_layout_0.addWidget(self._ch2freq_tool_bar, 0,0,1,1)
self._ch1volume_range = Range(0, 10, 1, 5, 200)
self._ch1volume_win = RangeWidget(self._ch1volume_range, self.set_ch1volume, "Ch1 Volume", "counter_slider", float)
self.ch1_grid_layout_0.addWidget(self._ch1volume_win, 1,0,1,2)
self._ch1squelch_range = Range(-70, 0, 10, -30, 200)
self._ch1squelch_win = RangeWidget(self._ch1squelch_range, self.set_ch1squelch, "Ch1 Squelch", "counter_slider", int)
self.ch1_grid_layout_0.addWidget(self._ch1squelch_win, 2,0,1,2)
_ch1mute_check_box = Qt.QCheckBox("Mute")
self._ch1mute_choices = {True: 0, False: 1}
self._ch1mute_choices_inv = dict((v,k) for k,v in self._ch1mute_choices.iteritems())
self._ch1mute_callback = lambda i: Qt.QMetaObject.invokeMethod(_ch1mute_check_box, "setChecked", Qt.Q_ARG("bool", self._ch1mute_choices_inv[i]))
self._ch1mute_callback(self.ch1mute)
_ch1mute_check_box.stateChanged.connect(lambda i: self.set_ch1mute(self._ch1mute_choices[bool(i)]))
self.ch1_grid_layout_0.addWidget(_ch1mute_check_box, 0,1,1,1)
self._ch1freq_tool_bar = Qt.QToolBar(self)
self._ch1freq_tool_bar.addWidget(Qt.QLabel("Ch1 Freq"+": "))
self._ch1freq_line_edit = Qt.QLineEdit(str(self.ch1freq))
self._ch1freq_tool_bar.addWidget(self._ch1freq_line_edit)
self._ch1freq_line_edit.returnPressed.connect(
lambda: self.set_ch1freq(eng_notation.str_to_num(str(self._ch1freq_line_edit.text().toAscii()))))
self.ch1_grid_layout_0.addWidget(self._ch1freq_tool_bar, 0,0,1,1)
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(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(False, 0)
self.rtlsdr_source_0.set_gain(rf_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.rational_resampler_xxx_2_0 = filter.rational_resampler_ccc(
interpolation=400000,
decimation=2400000,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_2 = filter.rational_resampler_ccc(
interpolation=400000,
decimation=2400000,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc(
interpolation=500000,
decimation=2400000,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=500000,
decimation=2400000,
taps=None,
fractional_bw=None,
)
self._radio_freq_tool_bar = Qt.QToolBar(self)
self._radio_freq_tool_bar.addWidget(Qt.QLabel("Frequency (MHz)"+": "))
self._radio_freq_line_edit = Qt.QLineEdit(str(self.radio_freq))
self._radio_freq_tool_bar.addWidget(self._radio_freq_line_edit)
self._radio_freq_line_edit.returnPressed.connect(
lambda: self.set_radio_freq(eng_notation.str_to_num(str(self._radio_freq_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._radio_freq_tool_bar, 0,0,1,2)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024, #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)
if not True:
self.qtgui_waterfall_sink_x_0.disable_legend()
if complex == type(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(-100, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_waterfall_sink_x_0_win, 3,0,1,2)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
ch2freq, #fc
400000, #bw
"", #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, 10)
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(1.0)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_0.disable_legend()
if complex == type(float()):
self.qtgui_freq_sink_x_0_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_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.ch2_grid_layout_0.addWidget(self._qtgui_freq_sink_x_0_0_win, 3,0,1,2)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
ch1freq, #fc
400000, #bw
"", #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(-100, 10)
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_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.ch1_grid_layout_0.addWidget(self._qtgui_freq_sink_x_0_win, 3,0,1,2)
self.low_pass_filter_0_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, 500000, 100e3, 8000, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, 500000, 100e3, 8000, firdes.WIN_HAMMING, 6.76))
self.freq_xlating_fft_filter_ccc_0_0 = filter.freq_xlating_fft_filter_ccc(1, (firdes.low_pass(1,samp_rate,200000,10000)), (ch2freq * 1000000) - freq, samp_rate)
self.freq_xlating_fft_filter_ccc_0_0.set_nthreads(1)
self.freq_xlating_fft_filter_ccc_0_0.declare_sample_delay(0)
self.freq_xlating_fft_filter_ccc_0 = filter.freq_xlating_fft_filter_ccc(1, (firdes.low_pass(1,samp_rate,200000,10000)), (ch1freq * 1000000) - freq, samp_rate)
self.freq_xlating_fft_filter_ccc_0.set_nthreads(1)
self.freq_xlating_fft_filter_ccc_0.declare_sample_delay(0)
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_vff((ch2mute, ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((ch1mute, ))
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((ch2volume, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((ch1volume, ))
self.audio_sink_0_0 = audio.sink(48000, "", True)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0_0 = analog.wfm_rcv(
quad_rate=500000,
audio_decimation=10,
)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500000,
audio_decimation=10,
)
self.analog_pwr_squelch_xx_0_0 = analog.pwr_squelch_cc(ch2squelch, 1e-4, 0, True)
self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_cc(ch1squelch, 1e-4, 0, True)
##################################################
# Connections
##################################################
self.connect((self.analog_pwr_squelch_xx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_pwr_squelch_xx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0_0, 0), (self.rational_resampler_xxx_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.blocks_multiply_const_vxx_1_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, 0), (self.audio_sink_0_0, 0))
self.connect((self.freq_xlating_fft_filter_ccc_0, 0), (self.analog_pwr_squelch_xx_0, 0))
self.connect((self.freq_xlating_fft_filter_ccc_0, 0), (self.rational_resampler_xxx_2, 0))
self.connect((self.freq_xlating_fft_filter_ccc_0_0, 0), (self.analog_pwr_squelch_xx_0_0, 0))
self.connect((self.freq_xlating_fft_filter_ccc_0_0, 0), (self.rational_resampler_xxx_2_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.analog_wfm_rcv_0_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.rational_resampler_xxx_1_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.rational_resampler_xxx_2, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.rational_resampler_xxx_2_0, 0), (self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fft_filter_ccc_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fft_filter_ccc_0_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
def __init__(self,file_name):
grc_wxgui.top_block_gui.__init__(self, title="Test")
_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 = 10e6
self.freq = freq = 93.5e6
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Specturm")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod Spectrum")
self.Add(self.notebook_0)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
)
self.Add(self._freq_text_box)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=500e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot (Demod)",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freq,
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 (RF)",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(15, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=96,
decimation=500,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(20, firdes.low_pass(
1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING, 6.76))
self.logpwrfft_x_0 = logpwrfft.logpwrfft_c(
sample_rate=samp_rate,
fft_size=1024,
ref_scale=2,
frame_rate=15,
avg_alpha=0.133333,
average=True,
)
save_file_name = "/home/xi/fm_location/data/"+file_name+".dat"
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_float*1024, save_file_name, False)
self.blocks_file_sink_0.set_unbuffered(True)
self.audio_sink_0 = audio.sink(96000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500e3,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.logpwrfft_x_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.logpwrfft_x_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="fmReceiver2")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rep = samp_rep = 44.1e3
self.samp_rate = samp_rate = 2e6
self.freq = freq = 99.3e6
##################################################
# Blocks
##################################################
_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=87e6,
maximum=108e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.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.Add(self.wxgui_waterfallsink2_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, 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(0, 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(20, 0)
self.rtlsdr_source_0.set_antenna("", 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, 75e3, 150e3, firdes.WIN_HAMMING, 6.76))
self.fractional_interpolator_xx_1 = filter.fractional_interpolator_ff(0, 4)
self.fractional_interpolator_xx_0 = filter.fractional_interpolator_cc(0, 3.968)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((4, ))
self.audio_sink_0 = audio.sink(44100, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=5e5,
audio_decimation=4,
)
self.analog_fm_deemph_0 = analog.fm_deemph(fs=samp_rep, tau=50e-6)
##################################################
# Connections
##################################################
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.fractional_interpolator_xx_0, 0))
self.connect((self.fractional_interpolator_xx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fractional_interpolator_xx_1, 0))
self.connect((self.fractional_interpolator_xx_1, 0), (self.analog_fm_deemph_0, 0))
self.connect((self.analog_fm_deemph_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Comms Signal Viewer")
Qt.QWidget.__init__(self)
self.setWindowTitle("Comms Signal Viewer")
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", "SignalViewer")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 20e6
self.recordBool = recordBool = True
self.fskDemodBool = fskDemodBool = True
self.freq = freq = 100e6
self.fmDemodBool = fmDemodBool = True
##################################################
# Blocks
##################################################
self._samp_rate_tool_bar = Qt.QToolBar(self)
self._samp_rate_tool_bar.addWidget(Qt.QLabel("Sample Rate"+": "))
self._samp_rate_line_edit = Qt.QLineEdit(str(self.samp_rate))
self._samp_rate_tool_bar.addWidget(self._samp_rate_line_edit)
self._samp_rate_line_edit.returnPressed.connect(
lambda: self.set_samp_rate(eng_notation.str_to_num(self._samp_rate_line_edit.text().toAscii())))
self.top_grid_layout.addWidget(self._samp_rate_tool_bar, 4,1,1,2)
_recordBool_check_box = Qt.QCheckBox("Don't Record IQ")
self._recordBool_choices = {True: True, False: False}
self._recordBool_choices_inv = dict((v,k) for k,v in self._recordBool_choices.iteritems())
self._recordBool_callback = lambda i: Qt.QMetaObject.invokeMethod(_recordBool_check_box, "setChecked", Qt.Q_ARG("bool", self._recordBool_choices_inv[i]))
self._recordBool_callback(self.recordBool)
_recordBool_check_box.stateChanged.connect(lambda i: self.set_recordBool(self._recordBool_choices[bool(i)]))
self.top_grid_layout.addWidget(_recordBool_check_box, 6,4,1,1)
self.main_tab = Qt.QTabWidget()
self.main_tab_widget_0 = Qt.QWidget()
self.main_tab_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.main_tab_widget_0)
self.main_tab_grid_layout_0 = Qt.QGridLayout()
self.main_tab_layout_0.addLayout(self.main_tab_grid_layout_0)
self.main_tab.addTab(self.main_tab_widget_0, "PSD")
self.main_tab_widget_1 = Qt.QWidget()
self.main_tab_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.main_tab_widget_1)
self.main_tab_grid_layout_1 = Qt.QGridLayout()
self.main_tab_layout_1.addLayout(self.main_tab_grid_layout_1)
self.main_tab.addTab(self.main_tab_widget_1, "Waterfall")
self.top_grid_layout.addWidget(self.main_tab, 1,1,3,5)
self._freq_layout = Qt.QHBoxLayout()
self._freq_layout.addWidget(Qt.QLabel("Frequency"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._freq_counter = qwt_counter_pyslot()
self._freq_counter.setRange(10e6, 6e9, 0.5e6)
self._freq_counter.setNumButtons(2)
self._freq_counter.setMinimumWidth(200)
self._freq_counter.setValue(self.freq)
self._freq_layout.addWidget(self._freq_counter)
self._freq_counter.valueChanged.connect(self.set_freq)
self.top_grid_layout.addLayout(self._freq_layout, 4,3,1,3)
self.volumeBlock = blocks.multiply_const_vff((100, ))
self.recordIQ = grc_blks2.valve(item_size=gr.sizeof_gr_complex*1, open=bool(recordBool))
self.rational_resampler_xxx_0_0_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=4,
taps=None,
fractional_bw=None,
)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024*4, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
freq, #fc
1e6/4, #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)
if complex == type(float()):
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ["", "", "", "", "",
"", "", "", "", ""]
colors = [5, 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.main_tab_layout_1.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #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)
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(2*1):
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.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_number_sink_0 = qtgui.number_sink(
gr.sizeof_char,
0,
qtgui.NUM_GRAPH_HORIZ,
1
)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("")
labels = ["", "", "", "", "",
"", "", "", "", ""]
units = ["", "", "", "", "",
"", "", "", "", ""]
colors = [("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black")]
factor = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0.set_min(i, -1)
self.qtgui_number_sink_0.set_max(i, 1)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_win, 7,1,1,5)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024*4, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
freq, #fc
1e6/4, #bw
"", #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(-140, 10)
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)
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.main_tab_layout_0.addWidget(self._qtgui_freq_sink_x_0_win)
self.osmosdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "hackrf" )
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(freq, 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(2, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(0, 0)
self.osmosdr_source_0.set_if_gain(0, 0)
self.osmosdr_source_0.set_bb_gain(0, 0)
self.osmosdr_source_0.set_antenna("", 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.low_pass_filter_0_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, 100e3, 1e6, firdes.WIN_HAMMING, 6.76))
_fskDemodBool_check_box = Qt.QCheckBox("Don't FSK Demod")
self._fskDemodBool_choices = {True: True, False: False}
self._fskDemodBool_choices_inv = dict((v,k) for k,v in self._fskDemodBool_choices.iteritems())
self._fskDemodBool_callback = lambda i: Qt.QMetaObject.invokeMethod(_fskDemodBool_check_box, "setChecked", Qt.Q_ARG("bool", self._fskDemodBool_choices_inv[i]))
self._fskDemodBool_callback(self.fskDemodBool)
_fskDemodBool_check_box.stateChanged.connect(lambda i: self.set_fskDemodBool(self._fskDemodBool_choices[bool(i)]))
self.top_grid_layout.addWidget(_fskDemodBool_check_box, 6,3, 1,1)
self.fskDemod = grc_blks2.valve(item_size=gr.sizeof_gr_complex*1, open=bool(fskDemodBool))
_fmDemodBool_check_box = Qt.QCheckBox("Don't FM Demod")
self._fmDemodBool_choices = {True: True, False: False}
self._fmDemodBool_choices_inv = dict((v,k) for k,v in self._fmDemodBool_choices.iteritems())
self._fmDemodBool_callback = lambda i: Qt.QMetaObject.invokeMethod(_fmDemodBool_check_box, "setChecked", Qt.Q_ARG("bool", self._fmDemodBool_choices_inv[i]))
self._fmDemodBool_callback(self.fmDemodBool)
_fmDemodBool_check_box.stateChanged.connect(lambda i: self.set_fmDemodBool(self._fmDemodBool_choices[bool(i)]))
self.top_grid_layout.addWidget(_fmDemodBool_check_box, 6,2,1,1)
self.fmDemod = grc_blks2.valve(item_size=gr.sizeof_gr_complex*1, open=bool(fmDemodBool))
self.digital_gfsk_demod_0 = digital.gfsk_demod(
samples_per_symbol=2,
sensitivity=1.0,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.005,
freq_error=0.0,
verbose=False,
log=False,
)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500e3,
audio_decimation=10,
)
self.IQData = blocks.file_sink(gr.sizeof_gr_complex*1, "/Users/ryanlagoy/Documents/Repositories/comms/HackRF/GNURadio/IQData.bin", False)
self.IQData.set_unbuffered(False)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_0_0_0, 0))
self.connect((self.digital_gfsk_demod_0, 0), (self.qtgui_number_sink_0, 0))
self.connect((self.fmDemod, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.fskDemod, 0), (self.digital_gfsk_demod_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.fmDemod, 0))
self.connect((self.osmosdr_source_0, 0), (self.fskDemod, 0))
self.connect((self.osmosdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.recordIQ, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0, 0), (self.volumeBlock, 0))
self.connect((self.recordIQ, 0), (self.IQData, 0))
self.connect((self.volumeBlock, 0), (self.audio_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Wbfm2")
##################################################
# Variables
##################################################
self.decim = decim = 1
self.adc_rate = adc_rate = 2000000
self.xlate_offset_fine_0 = xlate_offset_fine_0 = 0
self.xlate_offset_fine = xlate_offset_fine = 0
self.xlate_offset_0 = xlate_offset_0 = 0
self.xlate_offset = xlate_offset = 0
self.xlate_decim = xlate_decim = 8
self.xlate_bandwidth_0 = xlate_bandwidth_0 = 250000
self.xlate_bandwidth = xlate_bandwidth = 250000
self.samp_rate = samp_rate = adc_rate/decim
self.freq_slider_2 = freq_slider_2 = 98.9e6
self.audio_rate = audio_rate = 48000
self.audio_interp = audio_interp = 4
##################################################
# Blocks
##################################################
self.main_notebook = self.main_notebook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "Baseband")
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "FIR 1")
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "FIR 2")
self.Add(self.main_notebook)
_xlate_offset_fine_0_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlate_offset_fine_0_text_box = forms.text_box(
parent=self.main_notebook.GetPage(2).GetWin(),
sizer=_xlate_offset_fine_0_sizer,
value=self.xlate_offset_fine_0,
callback=self.set_xlate_offset_fine_0,
label="Fine Offset",
converter=forms.float_converter(),
proportion=0,
)
self._xlate_offset_fine_0_slider = forms.slider(
parent=self.main_notebook.GetPage(2).GetWin(),
sizer=_xlate_offset_fine_0_sizer,
value=self.xlate_offset_fine_0,
callback=self.set_xlate_offset_fine_0,
minimum=-10000,
maximum=10000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(2).Add(_xlate_offset_fine_0_sizer)
_xlate_offset_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlate_offset_fine_text_box = forms.text_box(
parent=self.main_notebook.GetPage(1).GetWin(),
sizer=_xlate_offset_fine_sizer,
value=self.xlate_offset_fine,
callback=self.set_xlate_offset_fine,
label="Fine Offset",
converter=forms.float_converter(),
proportion=0,
)
self._xlate_offset_fine_slider = forms.slider(
parent=self.main_notebook.GetPage(1).GetWin(),
sizer=_xlate_offset_fine_sizer,
value=self.xlate_offset_fine,
callback=self.set_xlate_offset_fine,
minimum=-10000,
maximum=10000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(1).Add(_xlate_offset_fine_sizer)
self._xlate_offset_0_text_box = forms.text_box(
parent=self.main_notebook.GetPage(2).GetWin(),
value=self.xlate_offset_0,
callback=self.set_xlate_offset_0,
label="Xlate Offset",
converter=forms.float_converter(),
)
self.main_notebook.GetPage(2).Add(self._xlate_offset_0_text_box)
self._xlate_offset_text_box = forms.text_box(
parent=self.main_notebook.GetPage(1).GetWin(),
value=self.xlate_offset,
callback=self.set_xlate_offset,
label="Xlate Offset",
converter=forms.float_converter(),
)
self.main_notebook.GetPage(1).Add(self._xlate_offset_text_box)
_xlate_bandwidth_0_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlate_bandwidth_0_text_box = forms.text_box(
parent=self.main_notebook.GetPage(2).GetWin(),
sizer=_xlate_bandwidth_0_sizer,
value=self.xlate_bandwidth_0,
callback=self.set_xlate_bandwidth_0,
label="Xlate Bandwidth",
converter=forms.float_converter(),
proportion=0,
)
self._xlate_bandwidth_0_slider = forms.slider(
parent=self.main_notebook.GetPage(2).GetWin(),
sizer=_xlate_bandwidth_0_sizer,
value=self.xlate_bandwidth_0,
callback=self.set_xlate_bandwidth_0,
minimum=12500,
maximum=500000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(2).Add(_xlate_bandwidth_0_sizer)
_xlate_bandwidth_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlate_bandwidth_text_box = forms.text_box(
parent=self.main_notebook.GetPage(1).GetWin(),
sizer=_xlate_bandwidth_sizer,
value=self.xlate_bandwidth,
callback=self.set_xlate_bandwidth,
label="Xlate Bandwidth",
converter=forms.float_converter(),
proportion=0,
)
self._xlate_bandwidth_slider = forms.slider(
parent=self.main_notebook.GetPage(1).GetWin(),
sizer=_xlate_bandwidth_sizer,
value=self.xlate_bandwidth,
callback=self.set_xlate_bandwidth,
minimum=12500,
maximum=500000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(1).Add(_xlate_bandwidth_sizer)
_freq_slider_2_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_slider_2_text_box = forms.text_box(
parent=self.main_notebook.GetPage(2).GetWin(),
sizer=_freq_slider_2_sizer,
value=self.freq_slider_2,
callback=self.set_freq_slider_2,
label='freq_slider_2',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider_2_slider = forms.slider(
parent=self.main_notebook.GetPage(2).GetWin(),
sizer=_freq_slider_2_sizer,
value=self.freq_slider_2,
callback=self.set_freq_slider_2,
minimum=0,
maximum=100e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(2).Add(_freq_slider_2_sizer)
self.wxgui_waterfallsink2_0_1 = waterfallsink2.waterfall_sink_c(
self.main_notebook.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate/xlate_decim,
fft_size=512,
fft_rate=30,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.main_notebook.GetPage(2).Add(self.wxgui_waterfallsink2_0_1.win)
self.wxgui_waterfallsink2_0_0 = waterfallsink2.waterfall_sink_c(
self.main_notebook.GetPage(0).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=30,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.main_notebook.GetPage(0).Add(self.wxgui_waterfallsink2_0_0.win)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.main_notebook.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate/xlate_decim,
fft_size=512,
fft_rate=30,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.main_notebook.GetPage(1).Add(self.wxgui_waterfallsink2_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(98.9e6, 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(2, 0)
self.rtlsdr_source_0.set_gain_mode(True, 0)
self.rtlsdr_source_0.set_gain(50, 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.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc(
interpolation=audio_rate*audio_interp,
decimation=samp_rate/xlate_decim,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=audio_rate*audio_interp,
decimation=samp_rate/xlate_decim,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(xlate_decim, (firdes.low_pass(1, samp_rate, xlate_bandwidth_0/2, 1000)), xlate_offset_0 + xlate_offset_fine_0 + freq_slider_2, samp_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(xlate_decim, (firdes.low_pass(1, samp_rate, xlate_bandwidth/2, 1000)), xlate_offset + xlate_offset_fine, samp_rate)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0_0 = analog.wfm_rcv(
quad_rate=audio_rate*audio_interp,
audio_decimation=4,
)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=audio_rate*audio_interp,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_wfm_rcv_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.wxgui_waterfallsink2_0_1, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.analog_wfm_rcv_0_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_waterfallsink2_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.req_slider = req_slider = 99.2e6
self.samp_rate = samp_rate = 2e6
self.Freq = Freq = req_slider
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=90e6,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=1e6,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.Add(self.wxgui_waterfallsink2_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, 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(30, 0)
self.rtlsdr_source_0.set_if_gain(10, 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)
_req_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._req_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_req_slider_sizer,
value=self.req_slider,
callback=self.set_req_slider,
label="FM Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._req_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_req_slider_sizer,
value=self.req_slider,
callback=self.set_req_slider,
minimum=80e6,
maximum=108e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_req_slider_sizer)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=48,
decimation=500,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=4,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, 100000, 1e6, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500000,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.audio_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.volume = volume = 0
self.tuner = tuner = 93.9e6
self.samp_rate = samp_rate = 2e6
self.rfgain = rfgain = 15
self.down_rate = down_rate = 250e3
##################################################
# 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=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 1, 5, 1, 8)
self._tuner_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.tuner,
callback=self.set_tuner,
label='Station Select',
choices=[93.9e6, 91.5e6, 97.9e6, 93.1e6],
labels=["Hip-Hop", "Classical", "Rock", "Country"],
style=wx.RA_HORIZONTAL,
)
self.Add(self._tuner_chooser)
_rfgain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rfgain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
label='RF Gain',
converter=forms.int_converter(),
proportion=0,
)
self._rfgain_slider = forms.slider(
parent=self.GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
minimum=10,
maximum=70,
num_steps=12,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_rfgain_sizer, 1, 0, 1, 4)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=tuner,
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='Sampling Bandpass',
peak_hold=False,
)
self.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(tuner, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(2, 0)
self.rtlsdr_source_0.set_iq_balance_mode(2, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(rfgain, 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.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=24,
decimation=250,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
int(samp_rate / down_rate),
firdes.low_pass(2, samp_rate, 100e3, 10e3, firdes.WIN_KAISER,
6.76))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(volume / 100, ))
self.audio_sink_0 = audio.sink(24000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=down_rate,
audio_decimation=1,
)
self.Demod_Out = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=down_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Demod Out',
peak_hold=False,
)
self.Add(self.Demod_Out.win)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.Demod_Out, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Fm Mono")
Qt.QWidget.__init__(self)
self.setWindowTitle("Fm Mono")
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_mono")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.volume = volume = 10
self.samp_rate = samp_rate = 1152000
self.range1 = range1 = 88.1
self.quad_rate = quad_rate = 288000
self.audio_rate = audio_rate = 48000
##################################################
# Blocks
##################################################
self._volume_layout = Qt.QVBoxLayout()
self._volume_tool_bar = Qt.QToolBar(self)
self._volume_layout.addWidget(self._volume_tool_bar)
self._volume_tool_bar.addWidget(Qt.QLabel("Volume"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._volume_counter = qwt_counter_pyslot()
self._volume_counter.setRange(0, 500, 1)
self._volume_counter.setNumButtons(2)
self._volume_counter.setValue(self.volume)
self._volume_tool_bar.addWidget(self._volume_counter)
self._volume_counter.valueChanged.connect(self.set_volume)
self._volume_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._volume_slider.setRange(0, 500, 1)
self._volume_slider.setValue(self.volume)
self._volume_slider.setMinimumWidth(200)
self._volume_slider.valueChanged.connect(self.set_volume)
self._volume_layout.addWidget(self._volume_slider)
self.top_layout.addLayout(self._volume_layout)
self._range1_layout = Qt.QVBoxLayout()
self._range1_tool_bar = Qt.QToolBar(self)
self._range1_layout.addWidget(self._range1_tool_bar)
self._range1_tool_bar.addWidget(Qt.QLabel("Tune"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._range1_counter = qwt_counter_pyslot()
self._range1_counter.setRange(88, 108, 0.1)
self._range1_counter.setNumButtons(2)
self._range1_counter.setValue(self.range1)
self._range1_tool_bar.addWidget(self._range1_counter)
self._range1_counter.valueChanged.connect(self.set_range1)
self._range1_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._range1_slider.setRange(88, 108, 0.1)
self._range1_slider.setValue(self.range1)
self._range1_slider.setMinimumWidth(200)
self._range1_slider.valueChanged.connect(self.set_range1)
self._range1_layout.addWidget(self._range1_slider)
self.top_layout.addLayout(self._range1_layout)
self.rtl2832_source_0 = baz.rtl_source_c(defer_creation=True, output_size=gr.sizeof_gr_complex)
self.rtl2832_source_0.set_verbose(True)
self.rtl2832_source_0.set_vid(0x0)
self.rtl2832_source_0.set_pid(0x0)
self.rtl2832_source_0.set_tuner_name("")
self.rtl2832_source_0.set_default_timeout(0)
self.rtl2832_source_0.set_use_buffer(True)
self.rtl2832_source_0.set_fir_coefficients(([]))
self.rtl2832_source_0.set_read_length(0)
if self.rtl2832_source_0.create() == False: raise Exception("Failed to create RTL2832 Source: rtl2832_source_0")
self.rtl2832_source_0.set_sample_rate(samp_rate)
self.rtl2832_source_0.set_frequency(range1*1e6)
self.rtl2832_source_0.set_auto_gain_mode(True)
self.rtl2832_source_0.set_relative_gain(True)
self.rtl2832_source_0.set_gain(1)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=1,
decimation=int(quad_rate/audio_rate),
taps=None,
fractional_bw=None,
)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_f(
1024*2, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
quad_rate, #bw
"Quad", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.01)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
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(True)
self.qtgui_freq_sink_x_0_0.set_fft_average(0.2)
if float == type(float()):
self.qtgui_freq_sink_x_0_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_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.top_layout.addWidget(self._qtgui_freq_sink_x_0_0_win)
self.low_pass_filter_1 = filter.fir_filter_fff(1, firdes.low_pass(
1, audio_rate, 15000, 20000, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(int(samp_rate/quad_rate), firdes.low_pass(
1, samp_rate, 100e3, 0.6e6, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(audio_rate, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=quad_rate,
audio_decimation=1,
)
self.analog_fm_deemph_0 = analog.fm_deemph(fs=audio_rate, tau=75e-6)
self.analog_agc2_xx_1 = analog.agc2_ff(1e-1, 1e-2, 1.0, 1)
self.analog_agc2_xx_1.set_max_gain(volume)
##################################################
# Connections
##################################################
self.connect((self.analog_agc2_xx_1, 0), (self.audio_sink_0, 0))
self.connect((self.analog_fm_deemph_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_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_agc2_xx_1, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_fm_deemph_0, 0))
self.connect((self.rtl2832_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Wbfm")
##################################################
# Variables
##################################################
self.decim = decim = 2
self.adc_rate = adc_rate = 2000000
self.xlate_offset_fine = xlate_offset_fine = 0
self.xlate_offset = xlate_offset = 0
self.xlate_decim = xlate_decim = 4
self.xlate_bandwidth = xlate_bandwidth = 250000
self.samp_rate = samp_rate = adc_rate/decim
self.audio_rate = audio_rate = 48000
self.audio_interp = audio_interp = 4
##################################################
# Blocks
##################################################
self.main_notebook = self.main_notebook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "Baseband")
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "Scope")
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "Watefall")
self.main_notebook.AddPage(grc_wxgui.Panel(self.main_notebook), "Quad demod")
self.Add(self.main_notebook)
_xlate_offset_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlate_offset_fine_text_box = forms.text_box(
parent=self.main_notebook.GetPage(0).GetWin(),
sizer=_xlate_offset_fine_sizer,
value=self.xlate_offset_fine,
callback=self.set_xlate_offset_fine,
label="Fine Offset",
converter=forms.float_converter(),
proportion=0,
)
self._xlate_offset_fine_slider = forms.slider(
parent=self.main_notebook.GetPage(0).GetWin(),
sizer=_xlate_offset_fine_sizer,
value=self.xlate_offset_fine,
callback=self.set_xlate_offset_fine,
minimum=-10000,
maximum=10000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(0).Add(_xlate_offset_fine_sizer)
self._xlate_offset_text_box = forms.text_box(
parent=self.main_notebook.GetPage(0).GetWin(),
value=self.xlate_offset,
callback=self.set_xlate_offset,
label="Xlate Offset",
converter=forms.float_converter(),
)
self.main_notebook.GetPage(0).Add(self._xlate_offset_text_box)
_xlate_bandwidth_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlate_bandwidth_text_box = forms.text_box(
parent=self.main_notebook.GetPage(0).GetWin(),
sizer=_xlate_bandwidth_sizer,
value=self.xlate_bandwidth,
callback=self.set_xlate_bandwidth,
label="Xlate Bandwidth",
converter=forms.float_converter(),
proportion=0,
)
self._xlate_bandwidth_slider = forms.slider(
parent=self.main_notebook.GetPage(0).GetWin(),
sizer=_xlate_bandwidth_sizer,
value=self.xlate_bandwidth,
callback=self.set_xlate_bandwidth,
minimum=12500,
maximum=500000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.main_notebook.GetPage(0).Add(_xlate_bandwidth_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.main_notebook.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate/xlate_decim,
fft_size=512,
fft_rate=30,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.main_notebook.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
self.main_notebook.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=samp_rate/xlate_decim,
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.main_notebook.GetPage(3).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.main_notebook.GetPage(1).GetWin(),
title="Scope Plot",
sample_rate=samp_rate/xlate_decim,
v_scale=10,
v_offset=0,
t_scale=10000,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.main_notebook.GetPage(1).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.main_notebook.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate/xlate_decim,
fft_size=1024,
fft_rate=30,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.main_notebook.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(98.9e6, 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(2, 0)
self.rtlsdr_source_0.set_gain_mode(True, 0)
self.rtlsdr_source_0.set_gain(50, 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.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=audio_rate*audio_interp,
decimation=samp_rate/xlate_decim,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(xlate_decim, (firdes.low_pass(1, samp_rate, xlate_bandwidth/2, 1000)), xlate_offset + xlate_offset_fine, samp_rate)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=audio_rate*audio_interp,
audio_decimation=4,
)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(1)
##################################################
# Connections
##################################################
self.connect((self.analog_quadrature_demod_cf_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_quadrature_demod_cf_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.rational_resampler_xxx_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.wxgui_scopesink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self):
gr.top_block.__init__(self)
parser=OptionParser(option_class=eng_option)
parser.add_option("-a", "--args", type="string", default="",
help="UHD device address args [default=%default]")
parser.add_option("", "--spec", type="string", default="A:0 A:0",
help="Subdevice of UHD device where appropriate")
parser.add_option("-A", "--antenna", type="string", default=None,
help="select Rx Antenna where appropriate")
parser.add_option("", "--f1", type="eng_float", default=100.7e6,
help="set 1st station frequency to FREQ", metavar="FREQ")
parser.add_option("", "--f2", type="eng_float", default=102.5e6,
help="set 2nd station freq to FREQ", metavar="FREQ")
parser.add_option("-g", "--gain", type="eng_float", default=None,
help="set gain in dB (default is midpoint)")
parser.add_option("-O", "--audio-output", type="string", default="default",
help="pcm device name. E.g., hw:0,0 or surround51 or /dev/dsp")
parser.add_option("", "--freq-min", type="eng_float", default=87.9e6,
help="Set a minimum frequency [default=%default]")
parser.add_option("", "--freq-max", type="eng_float", default=108.1e6,
help="Set a maximum frequency [default=%default]")
(options, args) = parser.parse_args()
if len(args) != 0:
parser.print_help()
sys.exit(1)
if abs(options.f1 - options.f2) > 5.5e6:
print "Sorry, two stations must be within 5.5MHz of each other"
raise SystemExit
f = (options.f1, options.f2)
self.vol = .1
self.state = "FREQ"
self.fm_freq_min = options.freq_min
self.fm_freq_max = options.freq_max
# build graph
stream_args = uhd.stream_args('fc32', channels=range(2))
self.u = uhd.usrp_source(device_addr=options.args, stream_args=stream_args)
# Set front end channel mapping
self.u.set_subdev_spec(options.spec)
usrp_rate = 320e3
demod_rate = 320e3
audio_rate = 32e3
audio_decim = int(demod_rate / audio_rate)
self.u.set_samp_rate(usrp_rate)
dev_rate = self.u.get_samp_rate()
# Make sure dboard can suppor the required frequencies
frange = self.u.get_freq_range()
if(frange.start() > self.fm_freq_max or frange.stop() < self.fm_freq_min):
sys.stderr.write("Radio does not support required frequency range.\n")
sys.exit(1)
# sound card as final sink
self.audio_sink = audio.sink(int(audio_rate), options.audio_output)
# taps for channel filter
nfilts = 32
chan_coeffs = filter.optfir.low_pass(nfilts, # gain
nfilts*usrp_rate, # sampling rate
80e3, # passband cutoff
115e3, # stopband cutoff
0.1, # passband ripple
60) # stopband attenuation
rrate = usrp_rate / dev_rate
# set front end PLL to middle frequency
mid_freq = (f[0] + f[1]) / 2.0
if options.gain is None:
# if no gain was specified, use the mid-point in dB
g = self.u.get_gain_range()
options.gain = float(g.start()+g.stop())/2.0
for n in range(2):
chan_filt = filter.pfb.arb_resampler_ccf(rrate, chan_coeffs, nfilts)
guts = analog.wfm_rcv(demod_rate, audio_decim)
volume_control = blocks.multiply_const_ff(self.vol)
#self.connect((self.di, n), chan_filt)
self.connect((self.u, n), chan_filt)
self.connect(chan_filt, guts, volume_control)
self.connect(volume_control, (self.audio_sink, n))
# Test the the requested frequencies are in range
if(f[n] < self.fm_freq_min or f[n] > self.fm_freq_max):
sys.stderr.write("Requested frequency is outside of required frequency range.\n")
sys.exit(1)
# Tune each channel by setting the RF freq to mid_freq and the
# DDC freq to f[n].
tr = uhd.tune_request(f[n], rf_freq=mid_freq,
rf_freq_policy=uhd.tune_request.POLICY_MANUAL)
self.u.set_center_freq(tr, n)
# Set gain for each channel
self.set_gain(options.gain, n)
# Set the antenna
if(options.antenna):
self.u.set_antenna(options.antenna, n)
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")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.volume = volume = 10
self.samp_rate = samp_rate = 48000
self.noise = noise = 1
##################################################
# Blocks
##################################################
self._volume_range = Range(1, 100, 1, 10, 200)
self._volume_win = RangeWidget(self._volume_range, self.set_volume, "volume", "counter_slider", float)
self.top_grid_layout.addWidget(self._volume_win)
self._noise_range = Range(0, 10, 1, 1, 200)
self._noise_win = RangeWidget(self._noise_range, self.set_noise, "noise", "counter_slider", float)
self.top_grid_layout.addWidget(self._noise_win)
self.wavsource = blocks.wavfile_source('C:\\Users\\sksha\\Desktop\\20190802132\\bciao.wav', True)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=100,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=100,
decimation=1,
taps=None,
fractional_bw=None,
)
self.qtgui_sink_x_0_0 = qtgui.sink_f(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_0_0.set_update_time(1.0/10)
self._qtgui_sink_x_0_0_win = sip.wrapinstance(self.qtgui_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_sink_x_0_0_win)
self.qtgui_sink_x_0_0.enable_rf_freq(False)
self.qtgui_sink_x_0 = qtgui.sink_c(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_0.set_update_time(1.0/10)
self._qtgui_sink_x_0_win = sip.wrapinstance(self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_sink_x_0_win)
self.qtgui_sink_x_0.enable_rf_freq(False)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((volume, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0, ))
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_source_0 = audio.source(samp_rate, '', True)
self.audio_sink_0 = audio.sink(samp_rate, '', True)
self.analog_wfm_tx_0_0 = analog.wfm_tx(
audio_rate=samp_rate,
quad_rate=samp_rate,
tau=75e-6,
max_dev=5000,
fh=-1.0,
)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.analog_wfm_tx_0_0, 0), (self.qtgui_sink_x_0, 0))
self.connect((self.analog_wfm_tx_0_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.audio_source_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_wfm_tx_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_sink_x_0_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.wavsource, 0), (self.blocks_add_xx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Radio")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.volume = volume = 1
self.sample_rate = sample_rate = 5e6
self.freq = freq = 105.1e6
self.fm_sample = fm_sample = 500e3
self.audio_rate = audio_rate = 48e3
##################################################
# 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=20,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_volume_sizer)
_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="Frequency",
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=80e6,
maximum=180e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=sample_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=int(audio_rate / 1000),
decimation=int(fm_sample / 10000),
taps=None,
fractional_bw=None,
)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
"")
self.osmosdr_source_0.set_sample_rate(sample_rate)
self.osmosdr_source_0.set_center_freq(freq, 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(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(
int(sample_rate / fm_sample),
firdes.low_pass(1, sample_rate, 100e3, 10e3, firdes.WIN_HAMMING,
6.76))
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.audio_sink_0 = audio.sink(int(audio_rate), "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=fm_sample,
audio_decimation=10,
)
self.analog_const_source_x_0 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, volume)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.audio_sink_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_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_multiply_xx_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):
grc_wxgui.top_block_gui.__init__(self, title="radiotest1")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.cent_freq = cent_freq = 99.3e6
self.volume = volume = 1
self.variable_slider_1 = variable_slider_1 = 50
self.transition = transition = 1000000
self.samp_rate = samp_rate = 2000000
self.quadrature = quadrature = 480000
self.freq1 = freq1 = cent_freq
self.cutoff = cutoff = 100000
self.channel_width = channel_width = 200000
self.channel_freq = channel_freq = 100500000
self.audio_dec = audio_dec = 10
##################################################
# 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=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_volume_sizer)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=channel_freq,
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.Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=cent_freq,
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.Add(self.wxgui_fftsink2_0.win)
_variable_slider_1_sizer = wx.BoxSizer(wx.VERTICAL)
self._variable_slider_1_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_variable_slider_1_sizer,
value=self.variable_slider_1,
callback=self.set_variable_slider_1,
label='variable_slider_1',
converter=forms.float_converter(),
proportion=0,
)
self._variable_slider_1_slider = forms.slider(
parent=self.GetWin(),
sizer=_variable_slider_1_sizer,
value=self.variable_slider_1,
callback=self.set_variable_slider_1,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_variable_slider_1_sizer)
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(cent_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(0, 0)
self.rtlsdr_source_0.set_gain(0, 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.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=40,
decimation=500,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, cutoff, transition, firdes.WIN_HAMMING, 6.76))
self._freq1_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq1,
callback=self.set_freq1,
label="frequency",
converter=forms.float_converter(),
)
self.Add(self._freq1_text_box)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((volume, ))
self.audio_sink_1 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=quadrature,
audio_decimation=10,
)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 1000, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_1, 0))
self.connect((self.rtlsdr_source_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="RTL SDR FM Receiver")
_icon_path = "C:\GNURadio-3.7\share\icons\hicolor\scalable/apps\gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.logvol = logvol = 0
self.freq = freq = 104
self.vol = vol = pow(10, logvol / 10)
self.samp_rate = samp_rate = int(2e6)
self.gain = gain = 32
self.freq_rtl = freq_rtl = freq * 1e6
##################################################
# Blocks
##################################################
_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='Gain (dB):',
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=48,
num_steps=480,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_gain_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=freq_rtl,
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.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=freq_rtl,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate / 5,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.32,
title='FFT Plot',
peak_hold=False,
)
self.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_rtl, 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.pfb_decimator_ccf_0 = pfb.decimator_ccf(
5, (firdes.low_pass(1, samp_rate, 200e3, 400e3)), 0, 100, True,
True)
self.pfb_decimator_ccf_0.declare_sample_delay(0)
self.low_pass_filter_0 = filter.fir_filter_fff(
10,
firdes.low_pass(1, samp_rate / 5, 16e3, 40e3, firdes.WIN_HAMMING,
6.76))
_logvol_sizer = wx.BoxSizer(wx.VERTICAL)
self._logvol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_logvol_sizer,
value=self.logvol,
callback=self.set_logvol,
label='Volume Control (dB):',
converter=forms.float_converter(),
proportion=0,
)
self._logvol_slider = forms.slider(
parent=self.GetWin(),
sizer=_logvol_sizer,
value=self.logvol,
callback=self.set_logvol,
minimum=-10,
maximum=10,
num_steps=500,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_logvol_sizer)
_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='Frequency (MHz):',
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,
maximum=108,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_ff(vol)
self.audio_sink_0 = audio.sink(40000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate / 5,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.blocks_multiply_const_xx_0, 0))
self.connect((self.pfb_decimator_ccf_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.pfb_decimator_ccf_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.rtlsdr_source_0, 0),
(self.wxgui_waterfallsink2_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):
gr.top_block.__init__(self)
parser=OptionParser(option_class=eng_option)
parser.add_option("-a", "--args", type="string", default="",
help="UHD device address args [default=%default]")
parser.add_option("", "--spec", type="string", default=None,
help="Subdevice of UHD device where appropriate")
parser.add_option("-A", "--antenna", type="string", default=None,
help="select Rx Antenna where appropriate")
parser.add_option("-f", "--freq", type="eng_float", default=100.1e6,
help="set frequency to FREQ", metavar="FREQ")
parser.add_option("-g", "--gain", type="eng_float", default=None,
help="set gain in dB (default is midpoint)")
parser.add_option("-V", "--volume", type="eng_float", default=None,
help="set volume (default is midpoint)")
parser.add_option("-O", "--audio-output", type="string", default="default",
help="pcm device name. E.g., hw:0,0 or surround51 or /dev/dsp")
parser.add_option("", "--freq-min", type="eng_float", default=87.9e6,
help="Set a minimum frequency [default=%default]")
parser.add_option("", "--freq-max", type="eng_float", default=108.1e6,
help="Set a maximum frequency [default=%default]")
(options, args) = parser.parse_args()
if len(args) != 0:
parser.print_help()
sys.exit(1)
self.state = "FREQ"
self.freq = 0
self.fm_freq_min = options.freq_min
self.fm_freq_max = options.freq_max
# build graph
self.u = uhd.usrp_source(device_addr=options.args, stream_args=uhd.stream_args('fc32'))
# Set the subdevice spec
if(options.spec):
self.u.set_subdev_spec(options.spec, 0)
# Set the antenna
if(options.antenna):
self.u.set_antenna(options.antenna, 0)
usrp_rate = 320e3
demod_rate = 320e3
audio_rate = 32e3
audio_decim = int(demod_rate / audio_rate)
self.u.set_samp_rate(usrp_rate)
dev_rate = self.u.get_samp_rate()
nfilts = 32
chan_coeffs = filter.optfir.low_pass(nfilts, # gain
nfilts*usrp_rate, # sampling rate
80e3, # passband cutoff
115e3, # stopband cutoff
0.1, # passband ripple
60) # stopband attenuation
rrate = usrp_rate / dev_rate
self.chan_filt = filter.pfb.arb_resampler_ccf(rrate, chan_coeffs, nfilts)
self.guts = analog.wfm_rcv(demod_rate, audio_decim)
self.volume_control = blocks.multiply_const_ff(1)
# sound card as final sink
self.audio_sink = audio.sink(int(audio_rate),
options.audio_output,
False) # ok_to_block
# now wire it all together
self.connect(self.u, self.chan_filt, self.guts,
self.volume_control, self.audio_sink)
if options.gain is None:
# if no gain was specified, use the mid-point in dB
g = self.u.get_gain_range()
options.gain = float(g.start()+g.stop())/2.0
if options.volume is None:
g = self.volume_range()
options.volume = float(g[0]+g[1])/2
frange = self.u.get_freq_range()
if(frange.start() > self.fm_freq_max or frange.stop() < self.fm_freq_min):
sys.stderr.write("Radio does not support required frequency range.\n")
sys.exit(1)
if(options.freq < self.fm_freq_min or options.freq > self.fm_freq_max):
sys.stderr.write("Requested frequency is outside of required frequency range.\n")
sys.exit(1)
# set initial values
self.set_gain(options.gain)
self.set_vol(options.volume)
if not(self.set_freq(options.freq)):
self._set_status_msg("Failed to set initial frequency")
def __init__(self):
gr.top_block.__init__(self, "Cross Correlation Test")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 46e6
self.stage1_decimation = stage1_decimation = int(samp_rate / 500e3)
self.max_search = max_search = 400
self.lag = lag = 10
self.gain = gain = 32
self.delay_0 = delay_0 = 0
self.corr_frame_size = corr_frame_size = 8192
self.corr_frame_decim = corr_frame_decim = 200
self.center_freq = center_freq = 95.7e6
##################################################
# Blocks
##################################################
self.xcorrelate_ExtractDelay_0 = xcorrelate.ExtractDelay(
0, self.set_delay_0, False)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "num_recv_frames=128")),
uhd.stream_args(
cpu_format="fc32",
args='',
channels=list(range(0, 1)),
),
)
self.uhd_usrp_source_0.set_center_freq(center_freq, 0)
self.uhd_usrp_source_0.set_rx_agc(False, 0)
self.uhd_usrp_source_0.set_gain(gain, 0)
self.uhd_usrp_source_0.set_antenna('RX2', 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
# No synchronization enforced.
self.uhd_usrp_source_0.set_processor_affinity([0])
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=48, decimation=50, taps=None, fractional_bw=None)
self.lfast_low_pass_filter_0_0 = filter.fft_filter_ccc(
1,
firdes.low_pass(1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING,
6.76), 1)
self.lfast_low_pass_filter_0_0.set_processor_affinity([1])
self.clenabled_XCorrelate_0 = clenabled.clXCorrelate(
1, 1, 0, 0, False, 2, 8192, 2, gr.sizeof_float, 512, 4, True)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_gr_complex * 1, stage1_decimation)
self.blocks_delay_0_0_0 = blocks.delay(gr.sizeof_gr_complex * 1,
delay_0)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, lag)
self.blocks_complex_to_mag_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.audio_sink_0.set_processor_affinity([2])
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500e3,
audio_decimation=10,
)
##################################################
# Connections
##################################################
self.msg_connect((self.clenabled_XCorrelate_0, 'corr'),
(self.xcorrelate_ExtractDelay_0, 'corr'))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.clenabled_XCorrelate_0, 0))
self.connect((self.blocks_complex_to_mag_0_0, 0),
(self.clenabled_XCorrelate_0, 1))
self.connect((self.blocks_delay_0, 0),
(self.blocks_complex_to_mag_0_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_delay_0_0_0, 0))
self.connect((self.blocks_delay_0_0_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.lfast_low_pass_filter_0_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.lfast_low_pass_filter_0_0, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.lfast_low_pass_filter_0_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.audio_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.lfast_low_pass_filter_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_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 = 88200
self.noiseAmp = noiseAmp = 0
self.consMultiply = consMultiply = 1.333
##################################################
# Blocks
##################################################
_noiseAmp_sizer = wx.BoxSizer(wx.VERTICAL)
self._noiseAmp_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_noiseAmp_sizer,
value=self.noiseAmp,
callback=self.set_noiseAmp,
label='noiseAmp',
converter=forms.float_converter(),
proportion=0,
)
self._noiseAmp_slider = forms.slider(
parent=self.GetWin(),
sizer=_noiseAmp_sizer,
value=self.noiseAmp,
callback=self.set_noiseAmp,
minimum=0,
maximum=2,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_noiseAmp_sizer)
self.n = self.n = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.n.AddPage(grc_wxgui.Panel(self.n), "tab1")
self.n.AddPage(grc_wxgui.Panel(self.n), "tab2")
self.n.AddPage(grc_wxgui.Panel(self.n), "tab3")
self.n.AddPage(grc_wxgui.Panel(self.n), "tab4")
self.Add(self.n)
_consMultiply_sizer = wx.BoxSizer(wx.VERTICAL)
self._consMultiply_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_consMultiply_sizer,
value=self.consMultiply,
callback=self.set_consMultiply,
label='consMultiply',
converter=forms.float_converter(),
proportion=0,
)
self._consMultiply_slider = forms.slider(
parent=self.GetWin(),
sizer=_consMultiply_sizer,
value=self.consMultiply,
callback=self.set_consMultiply,
minimum=0,
maximum=3,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_consMultiply_sizer)
self.wxgui_fftsink2_0_2 = fftsink2.fft_sink_c(
self.n.GetPage(2).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 After AWGN Addition",
peak_hold=False,
)
self.n.GetPage(2).Add(self.wxgui_fftsink2_0_2.win)
self.wxgui_fftsink2_0_1 = fftsink2.fft_sink_c(
self.n.GetPage(1).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 AFter WSBM Transmit",
peak_hold=False,
)
self.n.GetPage(1).Add(self.wxgui_fftsink2_0_1.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.n.GetPage(0).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 of File Source",
peak_hold=False,
)
self.n.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.n.GetPage(3).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 After WSBM Receive (We listen to this)",
peak_hold=False,
)
self.n.GetPage(3).Add(self.wxgui_fftsink2_0.win)
self.blocks_wavfile_source_0 = blocks.wavfile_source("/home/students/btech/b13236/EE304P/Lab_8/zeno_lp.wav", True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((consMultiply, ))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.audio_sink_0 = audio.sink(44100, "", True)
self.analog_wfm_tx_0 = analog.wfm_tx(
audio_rate=44100,
quad_rate=88200,
tau=75e-6,
max_dev=75e3,
)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=88200,
audio_decimation=2,
)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, noiseAmp, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.analog_wfm_tx_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_wfm_tx_0, 0), (self.wxgui_fftsink2_0_1, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_fftsink2_0_2, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.analog_wfm_tx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.wxgui_fftsink2_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "RTL FM UDP - Handiko Gesang")
Qt.QWidget.__init__(self)
self.setWindowTitle("RTL FM UDP - Handiko Gesang")
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", "rtl_fm_udp")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.volume = volume = 0.0
self.samp_rate = samp_rate = 2.88e6
self.rfgain = rfgain = 10.0
self.freq = freq = 104.6
##################################################
# Blocks
##################################################
self._volume_range = Range(-30.0, 20.0, 1.0, 0.0, 200)
self._volume_win = RangeWidget(self._volume_range, self.set_volume,
'Volume (dB)', "counter_slider", float)
self.top_grid_layout.addWidget(self._volume_win, 2, 1, 1, 1)
self._rfgain_range = Range(0.0, 49.0, 0.1, 10.0, 200)
self._rfgain_win = RangeWidget(self._rfgain_range, self.set_rfgain,
'RF Gain (dB)', "counter_slider", float)
self.top_grid_layout.addWidget(self._rfgain_win, 2, 0, 1, 1)
self._freq_range = Range(88.0, 108.8, 0.1, 104.6, 200)
self._freq_win = RangeWidget(self._freq_range, self.set_freq, 'Freq',
"counter_slider", float)
self.top_grid_layout.addWidget(self._freq_win, 1, 0, 1, 2)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(192e3),
decimation=int(samp_rate),
taps=None,
fractional_bw=None,
)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
2048, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
freq * 1e6, #fc
samp_rate, #bw
"", #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(-120, -20)
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(True)
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)
if not False:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_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.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win, 0, 0, 1,
2)
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 * 1e6, 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(rfgain, 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.fft_filter_xxx_0 = filter.fft_filter_fff(1, (firdes.low_pass(
0.1 *
(pow(10.0, volume / 10.0)), 48e3, 10e3, 5e3, firdes.WIN_BLACKMAN)),
1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1,
'localhost', 7355, 1472, True)
self.blocks_float_to_short_0 = blocks.float_to_short(1, 500)
self.blocks_endian_swap_0 = blocks.endian_swap(2)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=192e3,
audio_decimation=4,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.blocks_endian_swap_0, 0),
(self.blocks_udp_sink_0, 0))
self.connect((self.blocks_float_to_short_0, 0),
(self.blocks_endian_swap_0, 0))
self.connect((self.fft_filter_xxx_0, 0),
(self.blocks_float_to_short_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.osmosdr_source_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Rx With Echo")
_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 = 10e6
self.freq = freq = 97.9e6
self.delay_slider = delay_slider = 0
self.channel_width = channel_width = 200e3
self.channel_freq = channel_freq = 96.5e6
self.center_freq = center_freq = 97.9e6
self.audio_gain = audio_gain = 1
##################################################
# Blocks
##################################################
_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="Frequency",
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=80e6,
maximum=180e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
_delay_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._delay_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_delay_slider_sizer,
value=self.delay_slider,
callback=self.set_delay_slider,
label="Delay",
converter=forms.float_converter(),
proportion=0,
)
self._delay_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_delay_slider_sizer,
value=self.delay_slider,
callback=self.set_delay_slider,
minimum=0,
maximum=4,
num_steps=8,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_delay_slider_sizer)
_audio_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._audio_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_audio_gain_sizer,
value=self.audio_gain,
callback=self.set_audio_gain,
label='audio_gain',
converter=forms.float_converter(),
proportion=0,
)
self._audio_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_audio_gain_sizer,
value=self.audio_gain,
callback=self.set_audio_gain,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_audio_gain_sizer)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=freq,
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=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccf(
interpolation=12,
decimation=5,
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, 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(46, 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(35, firdes.low_pass(
100, samp_rate, 75e3, 25e3, firdes.WIN_HAMMING, 6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink("/home/ubuntu/audio_with_echo", 1, int(480e3), 8)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((audio_gain, ))
self.blocks_delay_0 = blocks.delay(gr.sizeof_float*1, delay_slider)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=480e3,
audio_decimation=10,
)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, freq - channel_freq, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_wavfile_sink_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), (self.blocks_delay_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Lesson 3 - FM Rx")
_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 = 4e6
self.rx_gain = rx_gain = 15
self.lpf_decim = lpf_decim = 20
self.freq = freq = 90.1e6
self.audio_samp_rate = audio_samp_rate = 96e3
##################################################
# Blocks
##################################################
_rx_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rx_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rx_gain_sizer,
value=self.rx_gain,
callback=self.set_rx_gain,
label='rx_gain',
converter=forms.float_converter(),
proportion=0,
)
self._rx_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_rx_gain_sizer,
value=self.rx_gain,
callback=self.set_rx_gain,
minimum=0,
maximum=30,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_rx_gain_sizer)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Audio")
self.Add(self.notebook_0)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
)
self.Add(self._freq_text_box)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate / lpf_decim,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freq,
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.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(rx_gain, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.low_pass_filter_0 = filter.fir_filter_ccf(
lpf_decim,
firdes.low_pass(1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING,
6.76))
self.gr_wavfile_sink_0 = blocks.wavfile_sink("fm_record.wav", 1,
int(audio_samp_rate), 8)
self.blks2_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate / lpf_decim,
audio_decimation=1,
)
self.blks2_rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=96,
decimation=1,
taps=None,
fractional_bw=None,
)
self.audio_sink_0 = audio.sink(int(audio_samp_rate), "", True)
##################################################
# Connections
##################################################
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.gr_wavfile_sink_0, 0))
self.connect((self.blks2_wfm_rcv_0, 0),
(self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.blks2_wfm_rcv_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self, address="addr=192.168.10.2", samp_rate=400e3, gain=0, audio_output="", freq=97.3e6):
gr.top_block.__init__(self, "UHD WBFM Receive")
Qt.QWidget.__init__(self)
self.setWindowTitle("UHD WBFM Receive")
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", "uhd_wbfm_receive")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.address = address
self.samp_rate = samp_rate
self.gain = gain
self.audio_output = audio_output
self.freq = freq
##################################################
# Variables
##################################################
self.volume = volume = 1
self.tun_gain = tun_gain = 10
self.tun_freq = tun_freq = freq/1e6
self.fine = fine = 0
self.audio_decim = audio_decim = 10
##################################################
# Blocks
##################################################
self._volume_layout = Qt.QVBoxLayout()
self._volume_tool_bar = Qt.QToolBar(self)
self._volume_layout.addWidget(self._volume_tool_bar)
self._volume_tool_bar.addWidget(Qt.QLabel("Volume"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._volume_counter = qwt_counter_pyslot()
self._volume_counter.setRange(0, 10, 0.1)
self._volume_counter.setNumButtons(2)
self._volume_counter.setValue(self.volume)
self._volume_tool_bar.addWidget(self._volume_counter)
self._volume_counter.valueChanged.connect(self.set_volume)
self._volume_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._volume_slider.setRange(0, 10, 0.1)
self._volume_slider.setValue(self.volume)
self._volume_slider.setMinimumWidth(200)
self._volume_slider.valueChanged.connect(self.set_volume)
self._volume_layout.addWidget(self._volume_slider)
self.top_grid_layout.addLayout(self._volume_layout, 1, 0, 1, 4)
self._tun_gain_layout = Qt.QVBoxLayout()
self._tun_gain_tool_bar = Qt.QToolBar(self)
self._tun_gain_layout.addWidget(self._tun_gain_tool_bar)
self._tun_gain_tool_bar.addWidget(Qt.QLabel("UHD Gain"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._tun_gain_counter = qwt_counter_pyslot()
self._tun_gain_counter.setRange(0, 20, 1)
self._tun_gain_counter.setNumButtons(2)
self._tun_gain_counter.setValue(self.tun_gain)
self._tun_gain_tool_bar.addWidget(self._tun_gain_counter)
self._tun_gain_counter.valueChanged.connect(self.set_tun_gain)
self._tun_gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._tun_gain_slider.setRange(0, 20, 1)
self._tun_gain_slider.setValue(self.tun_gain)
self._tun_gain_slider.setMinimumWidth(200)
self._tun_gain_slider.valueChanged.connect(self.set_tun_gain)
self._tun_gain_layout.addWidget(self._tun_gain_slider)
self.top_layout.addLayout(self._tun_gain_layout)
self._tun_freq_layout = Qt.QVBoxLayout()
self._tun_freq_tool_bar = Qt.QToolBar(self)
self._tun_freq_layout.addWidget(self._tun_freq_tool_bar)
self._tun_freq_tool_bar.addWidget(Qt.QLabel("UHD Freq (MHz)"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._tun_freq_counter = qwt_counter_pyslot()
self._tun_freq_counter.setRange(10, 1700, 1)
self._tun_freq_counter.setNumButtons(2)
self._tun_freq_counter.setValue(self.tun_freq)
self._tun_freq_tool_bar.addWidget(self._tun_freq_counter)
self._tun_freq_counter.valueChanged.connect(self.set_tun_freq)
self._tun_freq_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._tun_freq_slider.setRange(10, 1700, 1)
self._tun_freq_slider.setValue(self.tun_freq)
self._tun_freq_slider.setMinimumWidth(200)
self._tun_freq_slider.valueChanged.connect(self.set_tun_freq)
self._tun_freq_layout.addWidget(self._tun_freq_slider)
self.top_grid_layout.addLayout(self._tun_freq_layout, 0,0,1,2)
self._fine_layout = Qt.QVBoxLayout()
self._fine_tool_bar = Qt.QToolBar(self)
self._fine_layout.addWidget(self._fine_tool_bar)
self._fine_tool_bar.addWidget(Qt.QLabel("Fine Freq (MHz)"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._fine_counter = qwt_counter_pyslot()
self._fine_counter.setRange(-.1, .1, .01)
self._fine_counter.setNumButtons(2)
self._fine_counter.setValue(self.fine)
self._fine_tool_bar.addWidget(self._fine_counter)
self._fine_counter.valueChanged.connect(self.set_fine)
self._fine_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._fine_slider.setRange(-.1, .1, .01)
self._fine_slider.setValue(self.fine)
self._fine_slider.setMinimumWidth(200)
self._fine_slider.valueChanged.connect(self.set_fine)
self._fine_layout.addWidget(self._fine_slider)
self.top_grid_layout.addLayout(self._fine_layout, 0,2,1,2)
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.rtlsdr_source_0.set_sample_rate(2.4e6)
self.rtlsdr_source_0.set_center_freq((tun_freq+fine)*1e6, 0)
self.rtlsdr_source_0.set_freq_corr(65, 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(tun_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.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
tun_freq, #fc
2.4e6, #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)
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.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, 2.4e6, 115e3, 30e3, firdes.WIN_HANN, 6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink("/home/aanderson/Documents/KBCO_record.wav", 1, 96000, 8)
self.blocks_multiply_const_vxx = blocks.multiply_const_vff((volume, ))
self.audio_sink = audio.sink(96000, audio_output, True)
self.analog_wfm_rcv = analog.wfm_rcv(
quad_rate=2.4e6,
audio_decimation=25,
)
##################################################
# Connections
##################################################
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv, 0))
self.connect((self.analog_wfm_rcv, 0), (self.blocks_multiply_const_vxx, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.blocks_multiply_const_vxx, 0), (self.audio_sink, 0))
self.connect((self.blocks_multiply_const_vxx, 0), (self.blocks_wavfile_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 10e6
self.channel_width = channel_width = 200e3
self.channel_freq = channel_freq = 96.25e6
self.center_freq = center_freq = 97.9e6
self.audio_gain = audio_gain = 1
##################################################
# Blocks
##################################################
_audio_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._audio_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_audio_gain_sizer,
value=self.audio_gain,
callback=self.set_audio_gain,
label='audio_gain',
converter=forms.float_converter(),
proportion=0,
)
self._audio_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_audio_gain_sizer,
value=self.audio_gain,
callback=self.set_audio_gain,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_audio_gain_sizer)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=center_freq,
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=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=12,
decimation=5,
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(center_freq, 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(0, 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(int(samp_rate / channel_width), firdes.low_pass(
1, samp_rate, 75e3, 25e3, firdes.WIN_HAMMING, 6.76))
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((audio_gain, ))
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=48e3,
audio_decimation=10,
)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, center_freq - channel_freq, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.osmosdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 5e6
self.freqScan = freqScan = 100.5e6
self.freqC = freqC = 100.5e6
self.fftSize = fftSize = 512
self.decimation = decimation = 20
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Waterfall")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod")
self.Add(self.notebook_0)
_freqC_sizer = wx.BoxSizer(wx.VERTICAL)
self._freqC_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freqC_sizer,
value=self.freqC,
callback=self.set_freqC,
label='freqC',
converter=forms.float_converter(),
proportion=0,
)
self._freqC_slider = forms.slider(
parent=self.GetWin(),
sizer=_freqC_sizer,
value=self.freqC,
callback=self.set_freqC,
minimum=87.7e6,
maximum=107.7e6,
num_steps=int((107.7-87.7)*10/2.0+1),
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freqC_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=freqC,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=fftSize,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.notebook_0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(2).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.notebook_0.GetPage(2).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freqC,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=fftSize,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freqC, 0)
self.uhd_usrp_source_0.set_gain(25, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=int(48e3),
decimation=int(samp_rate/decimation),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(decimation, firdes.low_pass(
1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING, 6.76))
_freqScan_sizer = wx.BoxSizer(wx.VERTICAL)
self._freqScan_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freqScan_sizer,
value=self.freqScan,
callback=self.set_freqScan,
label='freqScan',
converter=forms.float_converter(),
proportion=0,
)
self._freqScan_slider = forms.slider(
parent=self.GetWin(),
sizer=_freqScan_sizer,
value=self.freqScan,
callback=self.set_freqScan,
minimum=87.7e6,
maximum=107.7e6,
num_steps=int((107.7-87.7)*10/2.0+1),
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freqScan_sizer)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate/decimation,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self,
audio_device="dmix:CARD=monitor,DEV=0",
decimation=1,
fm_station=401100000,
hostname='127.0.0.1',
interpolation=2,
uri='193.168.2.1',
wav_file='/home/work/github/gnuradio/grexample/111.wav'):
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")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.audio_device = audio_device
self.decimation = decimation
self.fm_station = fm_station
self.hostname = hostname
self.interpolation = interpolation
self.uri = uri
self.wav_file = wav_file
##################################################
# Variables
##################################################
self.sample_rate = sample_rate = 2200000
self.samp_rate = samp_rate = 2304000
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=8 / interpolation,
decimation=1,
taps=None,
fractional_bw=None,
)
self.pluto_source_0 = iio.pluto_source(uri, fm_station, sample_rate,
20000000, 0x20000, True, True,
True, "manual", 64.0, '', True)
self.pluto_sink_0 = iio.pluto_sink(uri, fm_station, samp_rate, 20000,
0x8000, False, 10.0, '', True)
self.low_pass_filter_0 = filter.fir_filter_ccf(
sample_rate / (384000 * decimation),
firdes.low_pass(1, sample_rate / decimation, 44100, 44100,
firdes.WIN_HAMMING, 6.76))
self.blocks_wavfile_source_0 = blocks.wavfile_source(
'/home/work/github/gnuradio/grexample/111.wav', True)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, audio_device, True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=384000,
audio_decimation=8,
)
self.analog_nbfm_tx_0 = analog.nbfm_tx(
audio_rate=48000,
quad_rate=samp_rate / 8,
tau=75e-6,
max_dev=75e3,
fh=-1.0,
)
##################################################
# Connections
##################################################
self.connect((self.analog_nbfm_tx_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_nbfm_tx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_wavfile_source_0, 1),
(self.blocks_add_xx_0, 1))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.pluto_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.pluto_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Fm Channelizer")
Qt.QWidget.__init__(self)
self.setWindowTitle("Fm Channelizer")
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_channelizer")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.synth_channels = synth_channels = 6
self.channels = channels = 10
self.ch_rate = ch_rate = 100e3
self.samp_rate = samp_rate = ch_rate * channels
self.gain = gain = 20
self.fm_quad_rate = fm_quad_rate = ch_rate * synth_channels
self.ch_tb = ch_tb = 20e3
self.ch_bw = ch_bw = ch_rate / 2
self.audio_rate = audio_rate = 60e3
self.atten = atten = 80
self.volume = volume = 0.1
self.tun_gain = tun_gain = gain
self.pfb_taps = pfb_taps = firdes.low_pass_2(1, samp_rate, ch_bw, ch_tb, atten, firdes.WIN_BLACKMAN_HARRIS)
self.pfb_synth_taps = pfb_synth_taps = firdes.low_pass_2(
channels / 2, synth_channels * ch_rate, ch_bw, ch_tb, atten, firdes.WIN_BLACKMAN_HARRIS
)
self.freq_corr = freq_corr = 0
self.fm_audio_decim = fm_audio_decim = int(fm_quad_rate / audio_rate) * 2
self.channel = channel = 0
self.center_freq = center_freq = 101.1e6 + 0e3
self.address = address = ""
##################################################
# Blocks
##################################################
self._volume_layout = Qt.QVBoxLayout()
self._volume_tool_bar = Qt.QToolBar(self)
self._volume_layout.addWidget(self._volume_tool_bar)
self._volume_tool_bar.addWidget(Qt.QLabel("Volume" + ": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot("double")
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._volume_counter = qwt_counter_pyslot()
self._volume_counter.setRange(0, 10, 0.1)
self._volume_counter.setNumButtons(2)
self._volume_counter.setValue(self.volume)
self._volume_tool_bar.addWidget(self._volume_counter)
self._volume_counter.valueChanged.connect(self.set_volume)
self._volume_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._volume_slider.setRange(0, 10, 0.1)
self._volume_slider.setValue(self.volume)
self._volume_slider.setMinimumWidth(200)
self._volume_slider.valueChanged.connect(self.set_volume)
self._volume_layout.addWidget(self._volume_slider)
self.top_grid_layout.addLayout(self._volume_layout, 3, 0, 1, 1)
self._tun_gain_layout = Qt.QVBoxLayout()
self._tun_gain_tool_bar = Qt.QToolBar(self)
self._tun_gain_layout.addWidget(self._tun_gain_tool_bar)
self._tun_gain_tool_bar.addWidget(Qt.QLabel("Gain (dB)" + ": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot("double")
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._tun_gain_counter = qwt_counter_pyslot()
self._tun_gain_counter.setRange(0, 70, 1)
self._tun_gain_counter.setNumButtons(2)
self._tun_gain_counter.setValue(self.tun_gain)
self._tun_gain_tool_bar.addWidget(self._tun_gain_counter)
self._tun_gain_counter.valueChanged.connect(self.set_tun_gain)
self._tun_gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._tun_gain_slider.setRange(0, 70, 1)
self._tun_gain_slider.setValue(self.tun_gain)
self._tun_gain_slider.setMinimumWidth(200)
self._tun_gain_slider.valueChanged.connect(self.set_tun_gain)
self._tun_gain_layout.addWidget(self._tun_gain_slider)
self.top_grid_layout.addLayout(self._tun_gain_layout, 2, 1, 1, 1)
self._freq_corr_layout = Qt.QVBoxLayout()
self._freq_corr_tool_bar = Qt.QToolBar(self)
self._freq_corr_layout.addWidget(self._freq_corr_tool_bar)
self._freq_corr_tool_bar.addWidget(Qt.QLabel("Frequency Correction" + ": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot("double")
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._freq_corr_counter = qwt_counter_pyslot()
self._freq_corr_counter.setRange(-40e3, 40e3, 100)
self._freq_corr_counter.setNumButtons(2)
self._freq_corr_counter.setValue(self.freq_corr)
self._freq_corr_tool_bar.addWidget(self._freq_corr_counter)
self._freq_corr_counter.valueChanged.connect(self.set_freq_corr)
self._freq_corr_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._freq_corr_slider.setRange(-40e3, 40e3, 100)
self._freq_corr_slider.setValue(self.freq_corr)
self._freq_corr_slider.setMinimumWidth(200)
self._freq_corr_slider.valueChanged.connect(self.set_freq_corr)
self._freq_corr_layout.addWidget(self._freq_corr_slider)
self.top_grid_layout.addLayout(self._freq_corr_layout, 3, 1, 1, 1)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join((address, "")), uhd.stream_args(cpu_format="fc32", channels=range(1))
)
self.uhd_usrp_source_0.set_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(center_freq + freq_corr, 0)
self.uhd_usrp_source_0.set_gain(tun_gain, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.qtgui_freq_sink_x_0_0_0 = qtgui.freq_sink_c(
1024, # size
firdes.WIN_FLATTOP, # wintype
0, # fc
ch_rate * synth_channels, # bw
"QT GUI Plot", # name
1, # 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(-140, 10)
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(1.0)
if complex == type(float()):
self.qtgui_freq_sink_x_0_0_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_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.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_0_win, 1, 1, 1, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, # size
firdes.WIN_BLACKMAN_hARRIS, # wintype
0, # fc
samp_rate, # bw
"QT GUI Plot", # 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(-140, 10)
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)
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.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win, 0, 0, 1, 2)
self.pfb_synthesizer_ccf_0 = filter.pfb_synthesizer_ccf(synth_channels, (pfb_synth_taps), True)
self.pfb_synthesizer_ccf_0.set_channel_map(([10, 11, 0, 1, 2, 3]))
self.pfb_synthesizer_ccf_0.declare_sample_delay(0)
self.pfb_channelizer_ccf_0 = pfb.channelizer_ccf(channels, (pfb_taps), 2.0, atten)
self.pfb_channelizer_ccf_0.set_channel_map(())
self.pfb_channelizer_ccf_0.declare_sample_delay(0)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_fff(
44.1e3 / (fm_quad_rate / fm_audio_decim), taps=None, flt_size=32
)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.fir_filter_xxx_0 = filter.fir_filter_ccc(
2, (firdes.low_pass_2(1, ch_rate * synth_channels, 250e3, 300e3, 40, firdes.WIN_BLACKMAN_HARRIS))
)
self.fir_filter_xxx_0.declare_sample_delay(0)
self._channel_layout = Qt.QVBoxLayout()
self._channel_tool_bar = Qt.QToolBar(self)
self._channel_layout.addWidget(self._channel_tool_bar)
self._channel_tool_bar.addWidget(Qt.QLabel("Output Channel" + ": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot("double")
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._channel_counter = qwt_counter_pyslot()
self._channel_counter.setRange(0, channels - 1, 1)
self._channel_counter.setNumButtons(2)
self._channel_counter.setValue(self.channel)
self._channel_tool_bar.addWidget(self._channel_counter)
self._channel_counter.valueChanged.connect(self.set_channel)
self._channel_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._channel_slider.setRange(0, channels - 1, 1)
self._channel_slider.setValue(self.channel)
self._channel_slider.setMinimumWidth(200)
self._channel_slider.valueChanged.connect(self.set_channel)
self._channel_layout.addWidget(self._channel_slider)
self.top_grid_layout.addLayout(self._channel_layout, 2, 0, 1, 1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_multiply_const_vxx = blocks.multiply_const_vff((volume,))
self.audio_sink = audio.sink(44100, "", True)
self.analog_wfm_rcv = analog.wfm_rcv(quad_rate=fm_quad_rate, audio_decimation=fm_audio_decim)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.analog_agc2_xx_0, 0), (self.pfb_channelizer_ccf_0, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.analog_wfm_rcv, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx, 0), (self.audio_sink, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.analog_wfm_rcv, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.qtgui_freq_sink_x_0_0_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.blocks_multiply_const_vxx, 0))
self.connect((self.pfb_channelizer_ccf_0, 6), (self.blocks_null_sink_0, 0))
self.connect((self.pfb_channelizer_ccf_0, 7), (self.blocks_null_sink_0, 1))
self.connect((self.pfb_channelizer_ccf_0, 8), (self.blocks_null_sink_0, 2))
self.connect((self.pfb_channelizer_ccf_0, 9), (self.blocks_null_sink_0, 3))
self.connect((self.pfb_channelizer_ccf_0, 0), (self.pfb_synthesizer_ccf_0, 0))
self.connect((self.pfb_channelizer_ccf_0, 1), (self.pfb_synthesizer_ccf_0, 1))
self.connect((self.pfb_channelizer_ccf_0, 2), (self.pfb_synthesizer_ccf_0, 2))
self.connect((self.pfb_channelizer_ccf_0, 3), (self.pfb_synthesizer_ccf_0, 3))
self.connect((self.pfb_channelizer_ccf_0, 4), (self.pfb_synthesizer_ccf_0, 4))
self.connect((self.pfb_channelizer_ccf_0, 5), (self.pfb_synthesizer_ccf_0, 5))
self.connect((self.pfb_synthesizer_ccf_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.analog_agc2_xx_0, 0))
