Thu May 5 00:22:45 2016 options author Manolis Surligas (surligas@gmail.com) window_size 3000, 3000 category Custom comment description A CW (Morse) Decoder _enabled True _coordinate (8, 8) _rotation 0 generate_options no_gui hier_block_src_path .: id satnogs_cw_decoder max_nouts 0 qt_qss_theme realtime_scheduling run_command {python} -u {filename} run_options run run True sizing_mode fixed thread_safe_setters title CW Decoder placement (0,0) variable comment _enabled True _coordinate (430, 777) _rotation 0 id audio_samp_rate value 48000 variable comment _enabled 1 _coordinate (455, 35) _rotation 0 id dec value 8 variable comment _enabled 1 _coordinate (359, 35) _rotation 0 id dot_samples value int((1.2 / wpm) / (1.0 / (audio_samp_rate / 10.0))) analog_agc2_xx attack_rate 1e-4 alias comment affinity decay_rate 1e-4 _enabled 1 _coordinate (567, 283) _rotation 0 gain 1.0 id analog_agc2_xx_0 max_gain 65536 maxoutbuf 0 minoutbuf 0 reference 1.0 type complex analog_agc2_xx attack_rate 0.01 alias comment affinity decay_rate 0.001 _enabled 1 _coordinate (1408, 556) _rotation 180 gain 0.0 id analog_agc2_xx_0_0 max_gain 65536 maxoutbuf 0 minoutbuf 0 reference 0.015 type complex analog_pll_carriertracking_cc alias comment affinity _enabled True _coordinate (919, 299) _rotation 0 id analog_pll_carriertracking_cc_0 w 2*math.pi/100 max_freq 2*math.pi*2500 maxoutbuf 0 min_freq -2*math.pi*2500 minoutbuf 0 analog_sig_source_x amp 1 alias comment affinity _enabled True freq bfo_freq _coordinate (1408, 668) _rotation 180 id analog_sig_source_x_0 maxoutbuf 0 minoutbuf 0 offset 0 type complex samp_rate audio_samp_rate waveform analog.GR_COS_WAVE parameter alias comment _enabled True _coordinate (263, 769) _rotation 0 id antenna label short_id hide none type string value satnogs.not_set_antenna parameter alias comment _enabled True _coordinate (183, 769) _rotation 0 id bb_gain label short_id hide none type eng_float value satnogs.not_set_rx_bb_gain parameter alias comment The bfo_freq shifts the carrier from 0 Hz to a frequency that corresponds to the CW audio tone. This tone is typically 1 kHz. _enabled True _coordinate (1408, 788) _rotation 0 id bfo_freq label short_id hide none type eng_float value 1e3 blocks_complex_to_mag alias comment affinity _enabled 1 _coordinate (1630, 479) _rotation 180 id blocks_complex_to_mag_0 maxoutbuf 0 minoutbuf 0 vlen 1 blocks_complex_to_real alias comment affinity _enabled 1 _coordinate (920, 608) _rotation 180 id blocks_complex_to_real_0 maxoutbuf 0 minoutbuf 0 vlen 1 blocks_delay alias comment affinity delay int(dot_samples)/dec _enabled 1 _coordinate (1302, 403) _rotation 0 id blocks_delay_0 maxoutbuf 0 minoutbuf 0 num_ports 1 type complex vlen 1 blocks_multiply_conjugate_cc alias comment affinity _enabled 1 _coordinate (1358, 311) _rotation 0 id blocks_multiply_conjugate_cc_0 maxoutbuf 0 minoutbuf 0 vlen 1 blocks_multiply_xx alias comment affinity _enabled True _coordinate (1264, 592) _rotation 180 id blocks_multiply_xx_0 type complex maxoutbuf 0 minoutbuf 0 num_inputs 2 vlen 1 blocks_rotator_cc alias comment affinity _enabled True _coordinate (240, 364) _rotation 0 id blocks_rotator_cc_0 maxoutbuf 0 minoutbuf 0 phase_inc -2.0 * math.pi * (lo_offset / satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx)) parameter alias comment _enabled True _coordinate (789, 777) _rotation 0 id decoded_data_file_path label short_id hide none type string value /tmp/.satnogs/data/data parameter alias comment _enabled True _coordinate (351, 769) _rotation 0 id dev_args label short_id hide none type string value satnogs.not_set_dev_args parameter alias comment _enabled True _coordinate (31, 690) _rotation 0 id doppler_correction_per_sec label short_id hide none type intx value 1000 parameter alias comment _enabled True _coordinate (670, 777) _rotation 0 id enable_iq_dump label short_id hide none type intx value 0 parameter alias comment _enabled True _coordinate (550, 690) _rotation 180 id file_path label short_id hide none type string value test.txt fir_filter_xxx alias comment affinity decim 1 _enabled True _coordinate (1574, 315) _rotation 0 id fir_filter_xxx_0 maxoutbuf 0 minoutbuf 0 samp_delay 0 taps [1.0] * (int(dot_samples)/dec) type ccc parameter alias comment _enabled True _coordinate (103, 769) _rotation 0 id if_gain label short_id hide none type eng_float value satnogs.not_set_rx_if_gain import alias comment _enabled True _coordinate (255, 35) _rotation 0 id import_0 import import satnogs import alias comment _enabled True _coordinate (255, 83) _rotation 0 id import_1 import import math parameter alias comment _enabled True _coordinate (558, 777) _rotation 0 id iq_file_path label short_id hide none type string value /tmp/iq.dat parameter alias comment To avoid the SDR carrier at the DC we shift the LO a little further _enabled True _coordinate (351, 546) _rotation 0 id lo_offset label short_id hide none type eng_float value 100e3 low_pass_filter beta 6.76 alias comment affinity cutoff_freq 200 decim 1 _enabled True type fir_filter_ccf _coordinate (1102, 267) _rotation 0 gain 1 id low_pass_filter_0 interp 1 maxoutbuf 0 minoutbuf 0 samp_rate audio_samp_rate/10 width 0.1e3 win firdes.WIN_HAMMING low_pass_filter beta 6.76 alias comment affinity cutoff_freq 2500 decim 10 _enabled True type fir_filter_ccf _coordinate (743, 267) _rotation 0 gain 1 id low_pass_filter_0_0 interp 1 maxoutbuf 0 minoutbuf 0 samp_rate audio_samp_rate width 0.4e3 win firdes.WIN_HAMMING low_pass_filter beta 6.76 alias comment affinity cutoff_freq 2500 decim 1 _enabled True type fir_filter_ccf _coordinate (1310, 155) _rotation 0 gain 1 id low_pass_filter_0_0_0 interp 1 maxoutbuf 0 minoutbuf 0 samp_rate audio_samp_rate width 0.8e3 win firdes.WIN_HAMMING osmosdr_source alias ant0 satnogs.handle_rx_antenna(rx_sdr_device, antenna) bb_gain0 satnogs.handle_rx_bb_gain(rx_sdr_device, bb_gain) bw0 satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) dc_offset_mode0 2 corr0 ppm freq0 rx_freq - lo_offset gain_mode0 False if_gain0 satnogs.handle_rx_if_gain(rx_sdr_device, if_gain) iq_balance_mode0 0 gain0 satnogs.handle_rx_rf_gain(rx_sdr_device, rf_gain) ant10 bb_gain10 20 bw10 0 dc_offset_mode10 0 corr10 0 freq10 100e6 gain_mode10 False if_gain10 20 iq_balance_mode10 0 gain10 10 ant11 bb_gain11 20 bw11 0 dc_offset_mode11 0 corr11 0 freq11 100e6 gain_mode11 False if_gain11 20 iq_balance_mode11 0 gain11 10 ant12 bb_gain12 20 bw12 0 dc_offset_mode12 0 corr12 0 freq12 100e6 gain_mode12 False if_gain12 20 iq_balance_mode12 0 gain12 10 ant13 bb_gain13 20 bw13 0 dc_offset_mode13 0 corr13 0 freq13 100e6 gain_mode13 False if_gain13 20 iq_balance_mode13 0 gain13 10 ant14 bb_gain14 20 bw14 0 dc_offset_mode14 0 corr14 0 freq14 100e6 gain_mode14 False if_gain14 20 iq_balance_mode14 0 gain14 10 ant15 bb_gain15 20 bw15 0 dc_offset_mode15 0 corr15 0 freq15 100e6 gain_mode15 False if_gain15 20 iq_balance_mode15 0 gain15 10 ant16 bb_gain16 20 bw16 0 dc_offset_mode16 0 corr16 0 freq16 100e6 gain_mode16 False if_gain16 20 iq_balance_mode16 0 gain16 10 ant17 bb_gain17 20 bw17 0 dc_offset_mode17 0 corr17 0 freq17 100e6 gain_mode17 False if_gain17 20 iq_balance_mode17 0 gain17 10 ant18 bb_gain18 20 bw18 0 dc_offset_mode18 0 corr18 0 freq18 100e6 gain_mode18 False if_gain18 20 iq_balance_mode18 0 gain18 10 ant19 bb_gain19 20 bw19 0 dc_offset_mode19 0 corr19 0 freq19 100e6 gain_mode19 False if_gain19 20 iq_balance_mode19 0 gain19 10 ant1 bb_gain1 20 bw1 0 dc_offset_mode1 0 corr1 0 freq1 100e6 gain_mode1 False if_gain1 20 iq_balance_mode1 0 gain1 10 ant20 bb_gain20 20 bw20 0 dc_offset_mode20 0 corr20 0 freq20 100e6 gain_mode20 False if_gain20 20 iq_balance_mode20 0 gain20 10 ant21 bb_gain21 20 bw21 0 dc_offset_mode21 0 corr21 0 freq21 100e6 gain_mode21 False if_gain21 20 iq_balance_mode21 0 gain21 10 ant22 bb_gain22 20 bw22 0 dc_offset_mode22 0 corr22 0 freq22 100e6 gain_mode22 False if_gain22 20 iq_balance_mode22 0 gain22 10 ant23 bb_gain23 20 bw23 0 dc_offset_mode23 0 corr23 0 freq23 100e6 gain_mode23 False if_gain23 20 iq_balance_mode23 0 gain23 10 ant24 bb_gain24 20 bw24 0 dc_offset_mode24 0 corr24 0 freq24 100e6 gain_mode24 False if_gain24 20 iq_balance_mode24 0 gain24 10 ant25 bb_gain25 20 bw25 0 dc_offset_mode25 0 corr25 0 freq25 100e6 gain_mode25 False if_gain25 20 iq_balance_mode25 0 gain25 10 ant26 bb_gain26 20 bw26 0 dc_offset_mode26 0 corr26 0 freq26 100e6 gain_mode26 False if_gain26 20 iq_balance_mode26 0 gain26 10 ant27 bb_gain27 20 bw27 0 dc_offset_mode27 0 corr27 0 freq27 100e6 gain_mode27 False if_gain27 20 iq_balance_mode27 0 gain27 10 ant28 bb_gain28 20 bw28 0 dc_offset_mode28 0 corr28 0 freq28 100e6 gain_mode28 False if_gain28 20 iq_balance_mode28 0 gain28 10 ant29 bb_gain29 20 bw29 0 dc_offset_mode29 0 corr29 0 freq29 100e6 gain_mode29 False if_gain29 20 iq_balance_mode29 0 gain29 10 ant2 bb_gain2 20 bw2 0 dc_offset_mode2 0 corr2 0 freq2 100e6 gain_mode2 False if_gain2 20 iq_balance_mode2 0 gain2 10 ant30 bb_gain30 20 bw30 0 dc_offset_mode30 0 corr30 0 freq30 100e6 gain_mode30 False if_gain30 20 iq_balance_mode30 0 gain30 10 ant31 bb_gain31 20 bw31 0 dc_offset_mode31 0 corr31 0 freq31 100e6 gain_mode31 False if_gain31 20 iq_balance_mode31 0 gain31 10 ant3 bb_gain3 20 bw3 0 dc_offset_mode3 0 corr3 0 freq3 100e6 gain_mode3 False if_gain3 20 iq_balance_mode3 0 gain3 10 ant4 bb_gain4 20 bw4 0 dc_offset_mode4 0 corr4 0 freq4 100e6 gain_mode4 False if_gain4 20 iq_balance_mode4 0 gain4 10 ant5 bb_gain5 20 bw5 0 dc_offset_mode5 0 corr5 0 freq5 100e6 gain_mode5 False if_gain5 20 iq_balance_mode5 0 gain5 10 ant6 bb_gain6 20 bw6 0 dc_offset_mode6 0 corr6 0 freq6 100e6 gain_mode6 False if_gain6 20 iq_balance_mode6 0 gain6 10 ant7 bb_gain7 20 bw7 0 dc_offset_mode7 0 corr7 0 freq7 100e6 gain_mode7 False if_gain7 20 iq_balance_mode7 0 gain7 10 ant8 bb_gain8 20 bw8 0 dc_offset_mode8 0 corr8 0 freq8 100e6 gain_mode8 False if_gain8 20 iq_balance_mode8 0 gain8 10 ant9 bb_gain9 20 bw9 0 dc_offset_mode9 0 corr9 0 freq9 100e6 gain_mode9 False if_gain9 20 iq_balance_mode9 0 gain9 10 comment affinity args satnogs.handle_rx_dev_args(rx_sdr_device, dev_args) _enabled 1 _coordinate (8, 276) _rotation 0 id osmosdr_source_0 maxoutbuf 0 clock_source0 time_source0 clock_source1 time_source1 clock_source2 time_source2 clock_source3 time_source3 clock_source4 time_source4 clock_source5 time_source5 clock_source6 time_source6 clock_source7 time_source7 minoutbuf 0 nchan 1 num_mboards 1 type fc32 sample_rate satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) sync pfb_arb_resampler_xxx alias comment affinity _enabled True _coordinate (520, 180) _rotation 0 id pfb_arb_resampler_xxx_0 maxoutbuf 0 minoutbuf 0 nfilts 32 rrate audio_samp_rate/satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) samp_delay 0 atten 100 taps type ccf parameter alias comment _enabled True _coordinate (789, 690) _rotation 0 id ppm label short_id hide none type intx value 0 parameter alias comment _enabled True _coordinate (31, 769) _rotation 0 id rf_gain label short_id hide none type eng_float value satnogs.not_set_rx_rf_gain parameter alias comment _enabled True _coordinate (359, 690) _rotation 0 id rigctl_port label short_id hide none type intx value 4532 parameter alias comment _enabled True _coordinate (462, 690) _rotation 0 id rx_freq label short_id hide none type eng_float value 100e6 parameter alias comment _enabled True _coordinate (239, 690) _rotation 0 id rx_sdr_device label short_id hide none type string value usrpb200 parameter alias comment _enabled True _coordinate (32, 852) _rotation 0 id samp_rate_rx label short_id hide none type eng_float value satnogs.not_set_samp_rate_rx satnogs_coarse_doppler_correction_cc alias comment affinity _enabled True _coordinate (288, 192) _rotation 0 id satnogs_coarse_doppler_correction_cc_0 maxoutbuf 0 minoutbuf 0 sampling_rate satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) target_freq rx_freq satnogs_cw_to_symbol threshold 2.0 alias comment conf_level 0.90 affinity _enabled 1 _coordinate (1206, 459) _rotation 180 hysteresis dot_samples/dec id satnogs_cw_to_symbol_0 maxoutbuf 0 minoutbuf 0 sampling_rate audio_samp_rate/10.0 wpm wpm satnogs_frame_file_sink alias comment affinity _enabled True _coordinate (720, 444) _rotation 180 id satnogs_frame_file_sink_0_0 output_type 0 prefix_name decoded_data_file_path satnogs_iq_sink append False alias comment affinity _enabled True filename iq_file_path _coordinate (1144, 140) _rotation 0 id satnogs_iq_sink_0 scale 16768 status enable_iq_dump satnogs_morse_decoder alias comment affinity _enabled 1 _coordinate (951, 483) _rotation 180 id satnogs_morse_decoder_0 maxoutbuf 0 minoutbuf 0 min_frame_len 3 unrecognized_char ord('#') satnogs_ogg_encoder alias comment affinity _enabled True filename file_path _coordinate (760, 588) _rotation 180 id satnogs_ogg_encoder_0 quality 1.0 samp_rate audio_samp_rate satnogs_tcp_rigctl_msg_source alias comment affinity _enabled 1 _coordinate (8, 140) _rotation 0 id satnogs_tcp_rigctl_msg_source_0 addr "127.0.0.1" mtu 1500 maxoutbuf 0 minoutbuf 0 mode False port rigctl_port interval 1000 satnogs_udp_msg_sink alias comment affinity _enabled 1 _coordinate (752, 508) _rotation 180 id satnogs_udp_msg_sink_0_0 addr udp_IP mtu 1500 port udp_port satnogs_waterfall_sink alias center_freq 0.0 comment affinity _enabled True fft_size 1024 filename waterfall_file_path _coordinate (1144, 12) _rotation 0 id satnogs_waterfall_sink_0 mode 1 pps 10 samp_rate audio_samp_rate parameter alias comment _enabled True _coordinate (949, 690) _rotation 0 id udp_IP label short_id hide none type string value 127.0.0.1 parameter alias comment _enabled True _coordinate (1069, 690) _rotation 0 id udp_port label short_id hide none type intx value 16887 parameter alias comment _enabled True _coordinate (654, 690) _rotation 0 id waterfall_file_path label short_id hide none type string value /tmp/waterfall.dat parameter alias comment _enabled True _coordinate (861, 690) _rotation 0 id wpm label short_id hide none type intx value 20 analog_agc2_xx_0 low_pass_filter_0_0 0 0 analog_agc2_xx_0_0 blocks_multiply_xx_0 0 1 analog_pll_carriertracking_cc_0 low_pass_filter_0 0 0 analog_sig_source_x_0 blocks_multiply_xx_0 0 0 blocks_complex_to_mag_0 satnogs_cw_to_symbol_0 0 0 blocks_complex_to_real_0 satnogs_ogg_encoder_0 0 0 blocks_delay_0 blocks_multiply_conjugate_cc_0 0 1 blocks_multiply_conjugate_cc_0 fir_filter_xxx_0 0 0 blocks_multiply_xx_0 blocks_complex_to_real_0 0 0 blocks_rotator_cc_0 satnogs_coarse_doppler_correction_cc_0 0 0 fir_filter_xxx_0 blocks_complex_to_mag_0 0 0 low_pass_filter_0 blocks_delay_0 0 0 low_pass_filter_0 blocks_multiply_conjugate_cc_0 0 0 low_pass_filter_0_0 analog_pll_carriertracking_cc_0 0 0 low_pass_filter_0_0_0 analog_agc2_xx_0_0 0 0 osmosdr_source_0 blocks_rotator_cc_0 0 0 pfb_arb_resampler_xxx_0 analog_agc2_xx_0 0 0 pfb_arb_resampler_xxx_0 low_pass_filter_0_0_0 0 0 pfb_arb_resampler_xxx_0 satnogs_iq_sink_0 0 0 pfb_arb_resampler_xxx_0 satnogs_waterfall_sink_0 0 0 satnogs_coarse_doppler_correction_cc_0 pfb_arb_resampler_xxx_0 0 0 satnogs_cw_to_symbol_0 satnogs_morse_decoder_0 out in satnogs_morse_decoder_0 satnogs_frame_file_sink_0_0 out frame satnogs_morse_decoder_0 satnogs_udp_msg_sink_0_0 out in satnogs_tcp_rigctl_msg_source_0 satnogs_coarse_doppler_correction_cc_0 freq freq