def __init__(self, antenna="", bb_freq=0.0, bw=0.0, dc_removal="False", decoded_data_file_path="/tmp/.satnogs/data/data", dev_args="", deviation=5e3, doppler_correction_per_sec=20, enable_iq_dump=0, file_path="test.wav", gain=0.0, gain_mode="Overall", iq_file_path="/tmp/iq.dat", lo_offset=100e3, max_modulation_freq=3e3, other_settings="", ppm=0, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=0.0, soapy_rx_device="driver=invalid", stream_args="", tune_args="", udp_IP="127.0.0.1", udp_dump_dest='127.0.0.1', udp_dump_port=7355, udp_port=16887, waterfall_file_path="/tmp/waterfall.dat"): gr.top_block.__init__(self, "satnogs_fm") ################################################## # Parameters ################################################## self.antenna = antenna self.bb_freq = bb_freq self.bw = bw self.dc_removal = dc_removal self.decoded_data_file_path = decoded_data_file_path self.dev_args = dev_args self.deviation = deviation self.doppler_correction_per_sec = doppler_correction_per_sec self.enable_iq_dump = enable_iq_dump self.file_path = file_path self.gain = gain self.gain_mode = gain_mode self.iq_file_path = iq_file_path self.lo_offset = lo_offset self.max_modulation_freq = max_modulation_freq self.other_settings = other_settings self.ppm = ppm self.rigctl_port = rigctl_port self.rx_freq = rx_freq self.samp_rate_rx = samp_rate_rx self.soapy_rx_device = soapy_rx_device self.stream_args = stream_args self.tune_args = tune_args self.udp_IP = udp_IP self.udp_dump_dest = udp_dump_dest self.udp_dump_port = udp_dump_port self.udp_port = udp_port self.waterfall_file_path = waterfall_file_path ################################################## # Variables ################################################## self.audio_samp_rate = audio_samp_rate = 48000 self.decimation = decimation = max( 4, satnogs.find_decimation(audio_samp_rate, 2, audio_samp_rate)) ################################################## # Blocks ################################################## self.soapy_source_0_0 = None # Make sure that the gain mode is valid if (gain_mode not in ['Overall', 'Specific', 'Settings Field']): raise ValueError( "Wrong gain mode on channel 0. Allowed gain modes: " "['Overall', 'Specific', 'Settings Field']") dev = soapy_rx_device # Stream arguments for every activated stream tune_args = [tune_args] settings = [other_settings] # Setup the device arguments dev_args = dev_args self.soapy_source_0_0 = soapy.source(1, dev, dev_args, stream_args, tune_args, settings, samp_rate_rx, "fc32") self.soapy_source_0_0.set_dc_removal( 0, bool(distutils.util.strtobool(dc_removal))) # Set up DC offset. If set to (0, 0) internally the source block # will handle the case if no DC offset correction is supported self.soapy_source_0_0.set_dc_offset(0, 0) # Setup IQ Balance. If set to (0, 0) internally the source block # will handle the case if no IQ balance correction is supported self.soapy_source_0_0.set_iq_balance(0, 0) self.soapy_source_0_0.set_agc(0, False) # generic frequency setting should be specified first self.soapy_source_0_0.set_frequency(0, rx_freq - lo_offset) self.soapy_source_0_0.set_frequency(0, "BB", bb_freq) # Setup Frequency correction. If set to 0 internally the source block # will handle the case if no frequency correction is supported self.soapy_source_0_0.set_frequency_correction(0, ppm) self.soapy_source_0_0.set_antenna(0, antenna) self.soapy_source_0_0.set_bandwidth(0, bw) if (gain_mode != 'Settings Field'): # pass is needed, in case the template does not evaluare anything pass self.soapy_source_0_0.set_gain(0, gain) self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink( audio_samp_rate, rx_freq, 10, 1024, waterfall_file_path, 1) self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source( "127.0.0.1", rigctl_port, False, int(1000.0 / doppler_correction_per_sec) + 1, 1500) self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder( file_path, audio_samp_rate, 1.0) self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump) self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation( samp_rate_rx, rx_freq, lo_offset, audio_samp_rate, 1, 0) self.low_pass_filter_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, audio_samp_rate, deviation + max_modulation_freq, 1000, firdes.WIN_HAMMING, 6.76)) self.dc_blocker_xx_0_0 = filter.dc_blocker_ff(1024, True) self.blocks_udp_sink_0_0 = blocks.udp_sink(gr.sizeof_gr_complex * 1, udp_dump_dest, udp_dump_port + 1, 1472, True) self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1, udp_dump_dest, udp_dump_port, 1472, True) self.blocks_float_to_short_0 = blocks.float_to_short(1, 16383.0) self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf( (2 * math.pi * deviation) / audio_samp_rate) ################################################## # Connections ################################################## self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_doppler_compensation_0, 'doppler')) self.connect((self.analog_quadrature_demod_cf_0, 0), (self.dc_blocker_xx_0_0, 0)) self.connect((self.blocks_float_to_short_0, 0), (self.blocks_udp_sink_0, 0)) self.connect((self.dc_blocker_xx_0_0, 0), (self.blocks_float_to_short_0, 0)) self.connect((self.dc_blocker_xx_0_0, 0), (self.satnogs_ogg_encoder_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.analog_quadrature_demod_cf_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.blocks_udp_sink_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0, 0)) self.connect((self.soapy_source_0_0, 0), (self.satnogs_doppler_compensation_0, 0))
def __init__(self, antenna="", baudrate=9600.0, bb_freq=0.0, bw=0.0, dc_removal="False", decoded_data_file_path="/tmp/.satnogs/data/data", dev_args="", doppler_correction_per_sec=20, enable_iq_dump=0, excess_bw=0.5, file_path="test.wav", framing="ax25", gain=0.0, gain_mode="Overall", iq_file_path="/tmp/iq.dat", lo_offset=100e3, max_cfo=2000.0, other_settings="", ppm=0, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=0.0, soapy_rx_device="driver=invalid", stream_args="", tune_args="", udp_IP="127.0.0.1", udp_port=16887, waterfall_file_path="/tmp/waterfall.dat"): gr.top_block.__init__(self, "satnogs_bpsk UDP") ################################################## # Parameters ################################################## self.antenna = antenna self.baudrate = baudrate self.bb_freq = bb_freq self.bw = bw self.dc_removal = dc_removal self.decoded_data_file_path = decoded_data_file_path self.dev_args = dev_args self.doppler_correction_per_sec = doppler_correction_per_sec self.enable_iq_dump = enable_iq_dump self.excess_bw = excess_bw self.file_path = file_path self.framing = framing self.gain = gain self.gain_mode = gain_mode self.iq_file_path = iq_file_path self.lo_offset = lo_offset self.max_cfo = max_cfo self.other_settings = other_settings self.ppm = ppm self.rigctl_port = rigctl_port self.rx_freq = rx_freq self.samp_rate_rx = samp_rate_rx self.soapy_rx_device = soapy_rx_device self.stream_args = stream_args self.tune_args = tune_args self.udp_IP = udp_IP self.udp_port = udp_port self.waterfall_file_path = waterfall_file_path ################################################## # Variables ################################################## self.variable_ax25_decoder_0 = variable_ax25_decoder_0 = satnogs.ax25_decoder_make( 'GND', 0, True, True, True, 1024) self.sps = sps = 4 self.nfilts = nfilts = 32 self.audio_samp_rate = audio_samp_rate = 48000 self.rrc_taps = rrc_taps = firdes.root_raised_cosine( nfilts, nfilts, 1.0 / float(sps), excess_bw, 11 * sps * nfilts) self.if_freq = if_freq = 12000 self.decimation = decimation = satnogs.find_decimation( baudrate, 2, audio_samp_rate, sps) self.bpsk_constellation = bpsk_constellation = digital.constellation_bpsk( ).base() self.available_framings = available_framings = { 'ax25': variable_ax25_decoder_0 } ################################################## # Blocks ################################################## self.soapy_source_0 = None # Make sure that the gain mode is valid if (gain_mode not in ['Overall', 'Specific', 'Settings Field']): raise ValueError( "Wrong gain mode on channel 0. Allowed gain modes: " "['Overall', 'Specific', 'Settings Field']") dev = soapy_rx_device # Stream arguments for every activated stream tune_args = [tune_args] settings = [other_settings] # Setup the device arguments dev_args = dev_args self.soapy_source_0 = soapy.source(1, dev, dev_args, stream_args, tune_args, settings, samp_rate_rx, "fc32") self.soapy_source_0.set_dc_removal( 0, bool(distutils.util.strtobool(dc_removal))) # Set up DC offset. If set to (0, 0) internally the source block # will handle the case if no DC offset correction is supported self.soapy_source_0.set_dc_offset(0, 0) # Setup IQ Balance. If set to (0, 0) internally the source block # will handle the case if no IQ balance correction is supported self.soapy_source_0.set_iq_balance(0, 0) self.soapy_source_0.set_agc(0, False) # generic frequency setting should be specified first self.soapy_source_0.set_frequency(0, rx_freq - lo_offset) self.soapy_source_0.set_frequency(0, "BB", bb_freq) # Setup Frequency correction. If set to 0 internally the source block # will handle the case if no frequency correction is supported self.soapy_source_0.set_frequency_correction(0, ppm) self.soapy_source_0.set_antenna(0, antenna) self.soapy_source_0.set_bandwidth(0, bw) if (gain_mode != 'Settings Field'): # pass is needed, in case the template does not evaluare anything pass self.soapy_source_0.set_gain(0, gain) self.satnogs_waterfall_sink_0_0 = satnogs.waterfall_sink( baudrate * decimation, rx_freq, 10, 1024, waterfall_file_path, 1) self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink( udp_IP, udp_port, 1500) self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source( "127.0.0.1", rigctl_port, False, int(1000.0 / doppler_correction_per_sec) + 1, 1500) self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder( file_path, audio_samp_rate, 1.0) self.satnogs_json_converter_0 = satnogs.json_converter() self.satnogs_iq_sink_0_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump) self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink( decoded_data_file_path, 0) self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder( available_framings[framing], 1 * 1) self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation( samp_rate_rx, rx_freq, lo_offset, baudrate * decimation, 1, 0) self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf( audio_samp_rate / (baudrate * decimation), taps=None, flt_size=32) self.pfb_arb_resampler_xxx_0.declare_sample_delay(0) self.low_pass_filter_0_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, audio_samp_rate, 0.42 * audio_samp_rate / 2.0, 0.05 * audio_samp_rate, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0 = filter.fir_filter_ccf( decimation // sps, firdes.low_pass( 1, baudrate * decimation, baudrate / 2 + excess_bw * baudrate / 2 + abs(max_cfo), baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf( sps, 2.0 * math.pi / 100.0, rrc_taps, nfilts, nfilts / 2, 1.5, 1) self.digital_constellation_receiver_cb_0 = digital.constellation_receiver_cb( bpsk_constellation, 2.0 * math.pi / 100.0, -0.25, 0.25) self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1, udp_IP, 7355, 1472, True) self.blocks_rotator_cc_0_0 = blocks.rotator_cc( 2.0 * math.pi * (if_freq / audio_samp_rate)) self.blocks_float_to_short_0 = blocks.float_to_short(1, 32767) self.blocks_complex_to_real_0 = blocks.complex_to_real(1) self.analog_agc2_xx_0_0 = analog.agc2_cc(0.01, 0.001, 0.015, 1.0) self.analog_agc2_xx_0_0.set_max_gain(65536) self.analog_agc2_xx_0 = analog.agc2_cc(1e-3, 1e-3, 0.5, 1.0) self.analog_agc2_xx_0.set_max_gain(65536) ################################################## # Connections ################################################## self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'), (self.satnogs_json_converter_0, 'in')) self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_frame_file_sink_0_1_0, 'frame')) self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_udp_msg_sink_0_0, 'in')) self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_doppler_compensation_0, 'doppler')) self.connect((self.analog_agc2_xx_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.pfb_arb_resampler_xxx_0, 0)) self.connect((self.analog_agc2_xx_0_0, 0), (self.low_pass_filter_0_0, 0)) self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_float_to_short_0, 0)) self.connect((self.blocks_complex_to_real_0, 0), (self.satnogs_ogg_encoder_0, 0)) self.connect((self.blocks_float_to_short_0, 0), (self.blocks_udp_sink_0, 0)) self.connect((self.blocks_rotator_cc_0_0, 0), (self.blocks_complex_to_real_0, 0)) self.connect((self.digital_constellation_receiver_cb_0, 0), (self.satnogs_frame_decoder_0_0, 0)) self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_constellation_receiver_cb_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) self.connect((self.low_pass_filter_0_0, 0), (self.blocks_rotator_cc_0_0, 0)) self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.analog_agc2_xx_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.analog_agc2_xx_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0_0, 0)) self.connect((self.soapy_source_0, 0), (self.satnogs_doppler_compensation_0, 0))
def __init__(self, antenna="RX", bb_freq=0.0, bw=0.0, dc_removal="False", decoded_data_file_path="/tmp/.satnogs/data/data", dev_args="", doppler_correction_per_sec=20, enable_iq_dump=0, file_path="test.wav", flip_images=0, gain=0.0, gain_mode="Overall", iq_file_path="/tmp/iq.dat", lo_offset=100e3, other_settings="", ppm=0, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=2048000, soapy_rx_device="driver=rtlsdr", stream_args="", sync=1, tune_args="", udp_IP="127.0.0.1", udp_dump_host="", udp_dump_port=57356, udp_port=16887, waterfall_file_path="/tmp/waterfall.dat"): gr.top_block.__init__(self, "NOAA APT Decoder") ################################################## # Parameters ################################################## self.antenna = antenna self.bb_freq = bb_freq self.bw = bw self.dc_removal = dc_removal self.decoded_data_file_path = decoded_data_file_path self.dev_args = dev_args self.doppler_correction_per_sec = doppler_correction_per_sec self.enable_iq_dump = enable_iq_dump self.file_path = file_path self.flip_images = flip_images self.gain = gain self.gain_mode = gain_mode self.iq_file_path = iq_file_path self.lo_offset = lo_offset self.other_settings = other_settings self.ppm = ppm self.rigctl_port = rigctl_port self.rx_freq = rx_freq self.samp_rate_rx = samp_rate_rx self.soapy_rx_device = soapy_rx_device self.stream_args = stream_args self.sync = sync self.tune_args = tune_args self.udp_IP = udp_IP self.udp_dump_host = udp_dump_host self.udp_dump_port = udp_dump_port self.udp_port = udp_port self.waterfall_file_path = waterfall_file_path ################################################## # Variables ################################################## self.audio_samp_rate = audio_samp_rate = 48000 ################################################## # Blocks ################################################## self.soapy_source_0_0 = None # Make sure that the gain mode is valid if (gain_mode not in ['Overall', 'Specific', 'Settings Field']): raise ValueError( "Wrong gain mode on channel 0. Allowed gain modes: " "['Overall', 'Specific', 'Settings Field']") dev = soapy_rx_device # Stream arguments for every activated stream tune_args = [tune_args] settings = [other_settings] # Setup the device arguments dev_args = dev_args self.soapy_source_0_0 = soapy.source(1, dev, dev_args, stream_args, tune_args, settings, samp_rate_rx, "fc32") self.soapy_source_0_0.set_dc_removal( 0, bool(distutils.util.strtobool(dc_removal))) # Set up DC offset. If set to (0, 0) internally the source block # will handle the case if no DC offset correction is supported self.soapy_source_0_0.set_dc_offset(0, 0) # Setup IQ Balance. If set to (0, 0) internally the source block # will handle the case if no IQ balance correction is supported self.soapy_source_0_0.set_iq_balance(0, 0) self.soapy_source_0_0.set_agc(0, False) # generic frequency setting should be specified first self.soapy_source_0_0.set_frequency(0, rx_freq - lo_offset) self.soapy_source_0_0.set_frequency(0, "BB", bb_freq) # Setup Frequency correction. If set to 0 internally the source block # will handle the case if no frequency correction is supported self.soapy_source_0_0.set_frequency_correction(0, ppm) self.soapy_source_0_0.set_antenna(0, antenna) self.soapy_source_0_0.set_bandwidth(0, bw) if (gain_mode != 'Settings Field'): # pass is needed, in case the template does not evaluare anything pass self.soapy_source_0_0.set_gain(0, gain) self.satnogs_waterfall_sink_0_0 = satnogs.waterfall_sink( 4 * 4160 * 4, rx_freq, 10, 1024, waterfall_file_path, 1) self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder( file_path, audio_samp_rate, 0.8) self.satnogs_noaa_apt_sink_1 = satnogs.noaa_apt_sink( decoded_data_file_path, 2080, 1800, True, False) self.satnogs_iq_sink_0_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump) self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation( samp_rate_rx, rx_freq, lo_offset, 4 * 4160 * 4, 1, 0) self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff( interpolation=1, decimation=4, taps=None, fractional_bw=None) self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_fff(audio_samp_rate / (4 * 4160 * 4), taps=None, flt_size=32) self.pfb_arb_resampler_xxx_0.declare_sample_delay(0) self.low_pass_filter_0_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, 4 * 4160 * 4, 4 * 4160 * 1.1, 1e3, firdes.WIN_HAMMING, 6.76)) self.hilbert_fc_0 = filter.hilbert_fc(65, firdes.WIN_HAMMING, 6.76) self.blocks_udp_sink_0_0 = blocks.udp_sink(gr.sizeof_gr_complex * 1, udp_dump_host, udp_dump_port, 1472, True) self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1) self.band_pass_filter_0 = filter.fir_filter_fff( 4, firdes.band_pass(1, (4 * 4160 * 4), 500, 4.2e3, 200, firdes.WIN_HAMMING, 6.76)) self.analog_wfm_rcv_0 = analog.wfm_rcv( quad_rate=4 * 4160 * 4, audio_decimation=1, ) ################################################## # Connections ################################################## self.connect((self.analog_wfm_rcv_0, 0), (self.band_pass_filter_0, 0)) self.connect((self.analog_wfm_rcv_0, 0), (self.pfb_arb_resampler_xxx_0, 0)) self.connect((self.band_pass_filter_0, 0), (self.hilbert_fc_0, 0)) self.connect((self.blocks_complex_to_mag_0, 0), (self.rational_resampler_xxx_0_0, 0)) self.connect((self.hilbert_fc_0, 0), (self.blocks_complex_to_mag_0, 0)) self.connect((self.low_pass_filter_0_0, 0), (self.analog_wfm_rcv_0, 0)) self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.satnogs_ogg_encoder_0, 0)) self.connect((self.rational_resampler_xxx_0_0, 0), (self.satnogs_noaa_apt_sink_1, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.blocks_udp_sink_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.low_pass_filter_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0_0, 0)) self.connect((self.soapy_source_0_0, 0), (self.satnogs_doppler_compensation_0, 0))
def __init__(self): gr.top_block.__init__(self, "AIR-T Example") Qt.QWidget.__init__(self) self.setWindowTitle("AIR-T Example") try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "cuda_fft_demo") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 31.25e6 self.nfft = nfft = 1024 self.frequency = frequency = 3.1e9 self.fft_batch_size = fft_batch_size = 128 ################################################## # Blocks ################################################## self.wavelearner_fft_1 = wavelearner.fft(fft_batch_size * nfft, nfft, True) self.soapy_source_0 = \ soapy.source(1, "device=SoapyAIRT", samp_rate, "fc32") self.soapy_source_0.set_frequency(0, frequency) self.soapy_source_0.set_gain(0, 0) self.soapy_source_0.set_gain_mode(0, True) self.soapy_source_0.set_dc_offset_mode(0, True) self.qtgui_vector_sink_f_0 = qtgui.vector_sink_f( nfft, -0.5, 1.0 / float(nfft), "Normalized Frequency", "PSD (dB)", "cuFFT", 1 # Number of inputs ) self.qtgui_vector_sink_f_0.set_update_time(0.05) self.qtgui_vector_sink_f_0.set_y_axis(-60, 10) self.qtgui_vector_sink_f_0.enable_autoscale(False) self.qtgui_vector_sink_f_0.enable_grid(True) self.qtgui_vector_sink_f_0.set_x_axis_units("") self.qtgui_vector_sink_f_0.set_y_axis_units("") self.qtgui_vector_sink_f_0.set_ref_level(0) 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_vector_sink_f_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_vector_sink_f_0.set_line_label(i, labels[i]) self.qtgui_vector_sink_f_0.set_line_width(i, widths[i]) self.qtgui_vector_sink_f_0.set_line_color(i, colors[i]) self.qtgui_vector_sink_f_0.set_line_alpha(i, alphas[i]) self._qtgui_vector_sink_f_0_win = sip.wrapinstance( self.qtgui_vector_sink_f_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_vector_sink_f_0_win) self.blocks_vector_to_stream_0 = blocks.vector_to_stream( gr.sizeof_gr_complex * nfft, fft_batch_size) self.blocks_stream_to_vector_0 = blocks.stream_to_vector( gr.sizeof_gr_complex * 1, fft_batch_size * nfft) self.blocks_nlog10_ff_0 = blocks.nlog10_ff(10, nfft, 0) self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared( nfft) ################################################## # Connections ################################################## self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.blocks_nlog10_ff_0, 0)) self.connect((self.blocks_nlog10_ff_0, 0), (self.qtgui_vector_sink_f_0, 0)) self.connect((self.blocks_stream_to_vector_0, 0), (self.wavelearner_fft_1, 0)) self.connect((self.blocks_vector_to_stream_0, 0), (self.blocks_complex_to_mag_squared_0, 0)) self.connect((self.soapy_source_0, 0), (self.blocks_stream_to_vector_0, 0)) self.connect((self.wavelearner_fft_1, 0), (self.blocks_vector_to_stream_0, 0))
def __init__(self, antenna="", bb_freq=0.0, bw=0.0, dc_removal="False", decoded_data_file_path="/tmp/.satnogs/data/data", dev_args="", doppler_correction_per_sec=20, enable_iq_dump=0, file_path="test.wav", gain=0.0, gain_mode="Overall", iq_file_path="/tmp/iq.dat", lo_offset=100e3, mark_frequency=2200.0, other_settings="", ppm=0, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=0.0, soapy_rx_device="driver=invalid", space_frequency=1200.0, stream_args="", tune_args="", udp_IP="127.0.0.1", udp_dump_dest='127.0.0.1', udp_dump_port=7355, udp_port=16887, waterfall_file_path="/tmp/waterfall.dat"): gr.top_block.__init__(self, "AFSK1200 AX.25 decoder ") ################################################## # Parameters ################################################## self.antenna = antenna self.bb_freq = bb_freq self.bw = bw self.dc_removal = dc_removal self.decoded_data_file_path = decoded_data_file_path self.dev_args = dev_args self.doppler_correction_per_sec = doppler_correction_per_sec self.enable_iq_dump = enable_iq_dump self.file_path = file_path self.gain = gain self.gain_mode = gain_mode self.iq_file_path = iq_file_path self.lo_offset = lo_offset self.mark_frequency = mark_frequency self.other_settings = other_settings self.ppm = ppm self.rigctl_port = rigctl_port self.rx_freq = rx_freq self.samp_rate_rx = samp_rate_rx self.soapy_rx_device = soapy_rx_device self.space_frequency = space_frequency self.stream_args = stream_args self.tune_args = tune_args self.udp_IP = udp_IP self.udp_dump_dest = udp_dump_dest self.udp_dump_port = udp_dump_port self.udp_port = udp_port self.waterfall_file_path = waterfall_file_path ################################################## # Variables ################################################## self.variable_ax25_decoder_0_0 = variable_ax25_decoder_0_0 = satnogs.ax25_decoder_make( 'GND', 0, True, False, True, 1024) self.variable_ax25_decoder_0 = variable_ax25_decoder_0 = satnogs.ax25_decoder_make( 'GND', 0, True, True, True, 1024) self.max_modulation_freq = max_modulation_freq = 3000 self.deviation = deviation = 5000 self.baudrate = baudrate = 1200 self.audio_samp_rate = audio_samp_rate = 48000 ################################################## # Blocks ################################################## self.soapy_source_0_0 = None # Make sure that the gain mode is valid if (gain_mode not in ['Overall', 'Specific', 'Settings Field']): raise ValueError( "Wrong gain mode on channel 0. Allowed gain modes: " "['Overall', 'Specific', 'Settings Field']") dev = soapy_rx_device # Stream arguments for every activated stream tune_args = [tune_args] settings = [other_settings] # Setup the device arguments dev_args = dev_args self.soapy_source_0_0 = soapy.source(1, dev, dev_args, stream_args, tune_args, settings, samp_rate_rx, "fc32") self.soapy_source_0_0.set_dc_removal( 0, bool(distutils.util.strtobool(dc_removal))) # Set up DC offset. If set to (0, 0) internally the source block # will handle the case if no DC offset correction is supported self.soapy_source_0_0.set_dc_offset(0, 0) # Setup IQ Balance. If set to (0, 0) internally the source block # will handle the case if no IQ balance correction is supported self.soapy_source_0_0.set_iq_balance(0, 0) self.soapy_source_0_0.set_agc(0, False) # generic frequency setting should be specified first self.soapy_source_0_0.set_frequency(0, rx_freq - lo_offset) self.soapy_source_0_0.set_frequency(0, "BB", bb_freq) # Setup Frequency correction. If set to 0 internally the source block # will handle the case if no frequency correction is supported self.soapy_source_0_0.set_frequency_correction(0, ppm) self.soapy_source_0_0.set_antenna(0, antenna) self.soapy_source_0_0.set_bandwidth(0, bw) if (gain_mode != 'Settings Field'): # pass is needed, in case the template does not evaluare anything pass self.soapy_source_0_0.set_gain(0, gain) self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink( audio_samp_rate, rx_freq, 10, 1024, waterfall_file_path, 1) self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink( udp_IP, udp_port, 1500) self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source( "127.0.0.1", rigctl_port, False, int(1000.0 / doppler_correction_per_sec) + 1, 1500) self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder( file_path, audio_samp_rate, 1.0) self.satnogs_json_converter_0 = satnogs.json_converter() self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump) self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink( decoded_data_file_path, 0) self.satnogs_frame_decoder_0_0_0 = satnogs.frame_decoder( variable_ax25_decoder_0_0, 1 * 1) self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder( variable_ax25_decoder_0, 1 * 1) self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation( samp_rate_rx, rx_freq, lo_offset, audio_samp_rate, 1, 0) self.low_pass_filter_2_0 = filter.fir_filter_fff( 1, firdes.low_pass(1, baudrate * 2, baudrate / 2 + 500 / 2, 500, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_1 = filter.fir_filter_ccf( 20, firdes.low_pass(1, audio_samp_rate, (mark_frequency - space_frequency) / 2.0 + 250, 500, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, audio_samp_rate, (deviation + max_modulation_freq) * 1.25, 3e3, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, audio_samp_rate, deviation + max_modulation_freq, 1000, firdes.WIN_HAMMING, 6.76)) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( (48e3 / 20) / baudrate, 2 * math.pi / 100.0, 0.5, 0.5 / 8.0, 0.01) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.dc_blocker_xx_0_0 = filter.dc_blocker_ff(1024, True) self.dc_blocker_xx_0 = filter.dc_blocker_ff(1024, True) self.blocks_vco_c_0 = blocks.vco_c(audio_samp_rate, -audio_samp_rate, 1.0) self.blocks_udp_sink_0_0 = blocks.udp_sink(gr.sizeof_gr_complex * 1, udp_dump_dest, udp_dump_port + 1, 1472, True) self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1, udp_dump_dest, udp_dump_port, 1472, True) self.blocks_rotator_cc_0 = blocks.rotator_cc( -2.0 * math.pi * (((1200 + 2200) / 2) / audio_samp_rate)) self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1) self.blocks_moving_average_xx_0 = blocks.moving_average_ff( 1024, 1.0 / 1024.0, 4096, 1) self.blocks_float_to_short_0 = blocks.float_to_short(1, 16383.0) self.blocks_float_to_complex_0 = blocks.float_to_complex(1) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1024 // 2) self.band_pass_filter_0 = filter.fir_filter_fff( 1, firdes.band_pass(1, audio_samp_rate, 1000, 2400, 400, firdes.WIN_HAMMING, 6.76)) self.analog_quadrature_demod_cf_0_0_0_0 = analog.quadrature_demod_cf( 1.0) self.analog_quadrature_demod_cf_0_0 = analog.quadrature_demod_cf( (2 * math.pi * deviation) / audio_samp_rate) self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf( ((audio_samp_rate / 20) / baudrate) / (math.pi * 1)) ################################################## # Connections ################################################## self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'), (self.satnogs_json_converter_0, 'in')) self.msg_connect((self.satnogs_frame_decoder_0_0_0, 'out'), (self.satnogs_json_converter_0, 'in')) self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_frame_file_sink_0_1_0, 'frame')) self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_udp_msg_sink_0_0, 'in')) self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_doppler_compensation_0, 'doppler')) self.connect((self.analog_quadrature_demod_cf_0, 0), (self.dc_blocker_xx_0_0, 0)) self.connect((self.analog_quadrature_demod_cf_0_0, 0), (self.band_pass_filter_0, 0)) self.connect((self.analog_quadrature_demod_cf_0_0, 0), (self.blocks_float_to_short_0, 0)) self.connect((self.analog_quadrature_demod_cf_0_0, 0), (self.satnogs_ogg_encoder_0, 0)) self.connect((self.analog_quadrature_demod_cf_0_0_0_0, 0), (self.blocks_moving_average_xx_0, 0)) self.connect((self.band_pass_filter_0, 0), (self.dc_blocker_xx_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0_0, 0)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_rotator_cc_0, 0)) self.connect((self.blocks_float_to_short_0, 0), (self.blocks_udp_sink_0, 0)) self.connect((self.blocks_moving_average_xx_0, 0), (self.blocks_vco_c_0, 0)) self.connect((self.blocks_multiply_xx_0_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.blocks_rotator_cc_0, 0), (self.low_pass_filter_1, 0)) self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0_0, 1)) self.connect((self.dc_blocker_xx_0, 0), (self.blocks_float_to_complex_0, 0)) self.connect((self.dc_blocker_xx_0_0, 0), (self.low_pass_filter_2_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.satnogs_frame_decoder_0_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.satnogs_frame_decoder_0_0_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.analog_quadrature_demod_cf_0_0, 0)) self.connect((self.low_pass_filter_0_0, 0), (self.analog_quadrature_demod_cf_0_0_0_0, 0)) self.connect((self.low_pass_filter_1, 0), (self.analog_quadrature_demod_cf_0, 0)) self.connect((self.low_pass_filter_2_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.blocks_delay_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.blocks_udp_sink_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.low_pass_filter_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0, 0)) self.connect((self.soapy_source_0_0, 0), (self.satnogs_doppler_compensation_0, 0))
def __init__(self, antenna="", baudrate=9600.0, bb_freq=0.0, bw=0.0, dc_removal="False", decoded_data_file_path="/tmp/.satnogs/data/data", dev_args="", doppler_correction_per_sec=20, enable_iq_dump=0, file_path="test.wav", framing="ax25", gain=0.0, gain_mode="Overall", iq_file_path="/tmp/iq.dat", lo_offset=100e3, other_settings="", ppm=0, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=0.0, soapy_rx_device="driver=invalid", stream_args="", tune_args="", udp_IP="127.0.0.1", udp_port=16887, waterfall_file_path="/tmp/waterfall.dat"): gr.top_block.__init__(self, "satnogs_fsk UDP") ################################################## # Parameters ################################################## self.antenna = antenna self.baudrate = baudrate self.bb_freq = bb_freq self.bw = bw self.dc_removal = dc_removal self.decoded_data_file_path = decoded_data_file_path self.dev_args = dev_args self.doppler_correction_per_sec = doppler_correction_per_sec self.enable_iq_dump = enable_iq_dump self.file_path = file_path self.framing = framing self.gain = gain self.gain_mode = gain_mode self.iq_file_path = iq_file_path self.lo_offset = lo_offset self.other_settings = other_settings self.ppm = ppm self.rigctl_port = rigctl_port self.rx_freq = rx_freq self.samp_rate_rx = samp_rate_rx self.soapy_rx_device = soapy_rx_device self.stream_args = stream_args self.tune_args = tune_args self.udp_IP = udp_IP self.udp_port = udp_port self.waterfall_file_path = waterfall_file_path ################################################## # Variables ################################################## self.variable_ax25_decoder_0 = variable_ax25_decoder_0 = satnogs.ax25_decoder_make( 'GND', 0, True, True, True, 1024) self.variable_ax100_mode6_decoder_0 = variable_ax100_mode6_decoder_0 = satnogs.ax100_decoder_mode6_make( satnogs.crc.CRC32_C, satnogs.whitening_make_ccsds(), True) self.variable_ax100_mode5_decoder_0 = variable_ax100_mode5_decoder_0 = satnogs.ax100_decoder_mode5_make( [], 0, [0x93, 0x0B, 0x51, 0xDE], 3, satnogs.crc.CRC32_C, satnogs.whitening.make_ccsds(), True) self.audio_samp_rate = audio_samp_rate = 48000 self.decimation = decimation = max( 4, satnogs.find_decimation(baudrate, 2, audio_samp_rate)) self.available_framings = available_framings = { 'ax25': variable_ax25_decoder_0, 'ax100_mode5': variable_ax100_mode5_decoder_0, 'ax100_mode6': variable_ax100_mode6_decoder_0 } ################################################## # Blocks ################################################## self.soapy_source_0_0 = None # Make sure that the gain mode is valid if (gain_mode not in ['Overall', 'Specific', 'Settings Field']): raise ValueError( "Wrong gain mode on channel 0. Allowed gain modes: " "['Overall', 'Specific', 'Settings Field']") dev = soapy_rx_device # Stream arguments for every activated stream tune_args = [tune_args] settings = [other_settings] # Setup the device arguments dev_args = dev_args self.soapy_source_0_0 = soapy.source(1, dev, dev_args, stream_args, tune_args, settings, samp_rate_rx, "fc32") self.soapy_source_0_0.set_dc_removal( 0, bool(distutils.util.strtobool(dc_removal))) # Set up DC offset. If set to (0, 0) internally the source block # will handle the case if no DC offset correction is supported self.soapy_source_0_0.set_dc_offset(0, 0) # Setup IQ Balance. If set to (0, 0) internally the source block # will handle the case if no IQ balance correction is supported self.soapy_source_0_0.set_iq_balance(0, 0) self.soapy_source_0_0.set_agc(0, False) # generic frequency setting should be specified first self.soapy_source_0_0.set_frequency(0, rx_freq - lo_offset) self.soapy_source_0_0.set_frequency(0, "BB", bb_freq) # Setup Frequency correction. If set to 0 internally the source block # will handle the case if no frequency correction is supported self.soapy_source_0_0.set_frequency_correction(0, ppm) self.soapy_source_0_0.set_antenna(0, antenna) self.soapy_source_0_0.set_bandwidth(0, bw) if (gain_mode != 'Settings Field'): # pass is needed, in case the template does not evaluare anything pass self.soapy_source_0_0.set_gain(0, gain) self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink( baudrate * decimation, rx_freq, 10, 1024, waterfall_file_path, 1) self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink( udp_IP, udp_port, 1500) self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source( "127.0.0.1", rigctl_port, False, int(1000.0 / doppler_correction_per_sec) + 1, 1500) self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder( file_path, audio_samp_rate, 1.0) self.satnogs_json_converter_0 = satnogs.json_converter() self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump) self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink( decoded_data_file_path, 0) self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder( available_framings[framing], 1 * 1) self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation( samp_rate_rx, rx_freq, lo_offset, baudrate * decimation, 1, 0) self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff( (audio_samp_rate) / (baudrate * 2), taps=None, flt_size=32) self.pfb_arb_resampler_xxx_1.declare_sample_delay(0) self.low_pass_filter_0_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, baudrate * decimation, baudrate * 1.25, baudrate / 2.0, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0 = filter.fir_filter_ccf( decimation // 2, firdes.low_pass(1, baudrate * decimation, 0.625 * baudrate, baudrate / 8.0, firdes.WIN_HAMMING, 6.76)) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( 2, 2 * math.pi / 100, 0.5, 0.5 / 8.0, 0.01) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.dc_blocker_xx_0_0 = filter.dc_blocker_ff(1024, True) self.dc_blocker_xx_0 = filter.dc_blocker_ff(1024, True) self.blocks_vco_c_0 = blocks.vco_c(baudrate * decimation, -baudrate * decimation, 1.0) self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1, udp_IP, 7355, 1472, True) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_moving_average_xx_0 = blocks.moving_average_ff( 1024, 1.0 / 1024.0, 4096, 1) self.blocks_float_to_short_0 = blocks.float_to_short(1, 32767) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1024 // 2) self.analog_quadrature_demod_cf_0_0_0_0 = analog.quadrature_demod_cf( 1.0) self.analog_quadrature_demod_cf_0_0_0 = analog.quadrature_demod_cf(0.9) self.analog_quadrature_demod_cf_0_0 = analog.quadrature_demod_cf(1.2) ################################################## # Connections ################################################## self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'), (self.satnogs_json_converter_0, 'in')) self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_frame_file_sink_0_1_0, 'frame')) self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_udp_msg_sink_0_0, 'in')) self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_doppler_compensation_0, 'doppler')) self.connect((self.analog_quadrature_demod_cf_0_0, 0), (self.dc_blocker_xx_0, 0)) self.connect((self.analog_quadrature_demod_cf_0_0_0, 0), (self.pfb_arb_resampler_xxx_1, 0)) self.connect((self.analog_quadrature_demod_cf_0_0_0_0, 0), (self.blocks_moving_average_xx_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_float_to_short_0, 0), (self.blocks_udp_sink_0, 0)) self.connect((self.blocks_moving_average_xx_0, 0), (self.blocks_vco_c_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.dc_blocker_xx_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.dc_blocker_xx_0_0, 0), (self.blocks_float_to_short_0, 0)) self.connect((self.dc_blocker_xx_0_0, 0), (self.satnogs_ogg_encoder_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.satnogs_frame_decoder_0_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.analog_quadrature_demod_cf_0_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.analog_quadrature_demod_cf_0_0_0, 0)) self.connect((self.low_pass_filter_0_0, 0), (self.analog_quadrature_demod_cf_0_0_0_0, 0)) self.connect((self.pfb_arb_resampler_xxx_1, 0), (self.dc_blocker_xx_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.blocks_delay_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.low_pass_filter_0_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0, 0)) self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0, 0)) self.connect((self.soapy_source_0_0, 0), (self.satnogs_doppler_compensation_0, 0))