Fixed missing FM decoding stage
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@ -5,9 +5,10 @@
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# Title: SSTV PD120 Demodulation
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# Author: Sebastian Schumb (sebastian@sebastains-site.de)
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# Description: A PD120 SSTV demodulator
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# Generated: Fri Apr 5 23:30:50 2019
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# GNU Radio version: 3.7.13.5
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##################################################
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from gnuradio import analog
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from gnuradio import eng_notation
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from gnuradio import filter
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@ -91,6 +92,7 @@ class satnogs_sstv_pd120_demod(gr.top_block):
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1, 12000, 1500, 1000, firdes.WIN_HAMMING, 6.76))
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self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
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1, audio_samp_rate, deviation+max_modulation_freq, 3000, firdes.WIN_HAMMING, 6.76))
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self.hilbert_fc_0 = filter.hilbert_fc(65, firdes.WIN_HAMMING, 6.76)
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self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(4, (63, ), 1750, audio_samp_rate)
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self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(int(samp_rate_rx/filter_rate), (xlate_filter_taps), lo_offset, samp_rate_rx)
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self.blks2_rational_resampler_xxx_1 = filter.rational_resampler_ccc(
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@ -114,14 +116,15 @@ class satnogs_sstv_pd120_demod(gr.top_block):
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##################################################
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self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_coarse_doppler_correction_cc_0, 'freq'))
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self.connect((self.analog_nbfm_rx_0, 0), (self.low_pass_filter_0_0, 0))
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self.connect((self.analog_quadrature_demod_cf_0, 0), (self.hilbert_fc_0, 0))
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self.connect((self.analog_quadrature_demod_cf_0, 0), (self.satnogs_ogg_encoder_0, 0))
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self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.low_pass_filter_0, 0))
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self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.satnogs_iq_sink_0, 0))
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self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.satnogs_waterfall_sink_0, 0))
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self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.blks2_rational_resampler_xxx_1, 0))
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self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.analog_nbfm_rx_0, 0))
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self.connect((self.hilbert_fc_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
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self.connect((self.low_pass_filter_0, 0), (self.analog_quadrature_demod_cf_0, 0))
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self.connect((self.low_pass_filter_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
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self.connect((self.low_pass_filter_0_0, 0), (self.rational_resampler_xxx_0, 0))
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self.connect((self.osmosdr_source_0, 0), (self.satnogs_coarse_doppler_correction_cc_0, 0))
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self.connect((self.rational_resampler_xxx_0, 0), (self.satnogs_sstv_pd120_sink_0, 0))
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@ -323,7 +323,7 @@ TX sampling rate</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(964, 562)</value>
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<value>(877, 562)</value>
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</param>
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<param>
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<key>_rotation</key>
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@ -374,11 +374,11 @@ TX sampling rate</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(1204, 474)</value>
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<value>(1252, 291)</value>
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</param>
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<param>
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<key>_rotation</key>
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<value>180</value>
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<value>0</value>
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</param>
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<param>
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<key>gain</key>
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@ -872,7 +872,7 @@ TX sampling rate</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(1164, 562)</value>
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<value>(1076, 562)</value>
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</param>
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<param>
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<key>_rotation</key>
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@ -903,6 +903,57 @@ TX sampling rate</value>
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<value>ccc</value>
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</param>
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</block>
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<block>
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<key>hilbert_fc</key>
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<param>
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<key>beta</key>
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<value>6.76</value>
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</param>
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<param>
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<key>alias</key>
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<value></value>
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</param>
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<param>
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<key>comment</key>
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<value></value>
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</param>
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<param>
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<key>affinity</key>
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<value></value>
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</param>
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<param>
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<key>_enabled</key>
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<value>True</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(1323, 602)</value>
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</param>
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<param>
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<key>_rotation</key>
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<value>180</value>
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</param>
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<param>
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<key>id</key>
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<value>hilbert_fc_0</value>
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</param>
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<param>
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<key>maxoutbuf</key>
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<value>0</value>
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</param>
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<param>
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<key>minoutbuf</key>
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<value>0</value>
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</param>
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<param>
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<key>num_taps</key>
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<value>65</value>
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</param>
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<param>
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<key>win</key>
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<value>firdes.WIN_HAMMING</value>
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</param>
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</block>
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<block>
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<key>parameter</key>
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<param>
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@ -1159,7 +1210,7 @@ max_modulation_freq = 3000</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(781, 538)</value>
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<value>(693, 538)</value>
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</param>
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<param>
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<key>_rotation</key>
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@ -2680,7 +2731,7 @@ max_modulation_freq = 3000</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(590, 562)</value>
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<value>(494, 562)</value>
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</param>
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<param>
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<key>_rotation</key>
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@ -3017,11 +3068,11 @@ max_modulation_freq = 3000</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(1004, 458)</value>
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<value>(1531, 275)</value>
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</param>
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<param>
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<key>_rotation</key>
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<value>180</value>
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<value>0</value>
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</param>
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<param>
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<key>id</key>
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@ -3056,7 +3107,7 @@ max_modulation_freq = 3000</value>
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</param>
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<param>
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<key>_coordinate</key>
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<value>(342, 586)</value>
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<value>(263, 586)</value>
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</param>
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<param>
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<key>_rotation</key>
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@ -3238,6 +3289,12 @@ max_modulation_freq = 3000</value>
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<source_key>0</source_key>
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<sink_key>0</sink_key>
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</connection>
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<connection>
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<source_block_id>analog_quadrature_demod_cf_0</source_block_id>
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<sink_block_id>hilbert_fc_0</sink_block_id>
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<source_key>0</source_key>
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<sink_key>0</sink_key>
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</connection>
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<connection>
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<source_block_id>analog_quadrature_demod_cf_0</source_block_id>
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<sink_block_id>satnogs_ogg_encoder_0</sink_block_id>
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@ -3275,14 +3332,14 @@ max_modulation_freq = 3000</value>
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<sink_key>0</sink_key>
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</connection>
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<connection>
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<source_block_id>low_pass_filter_0</source_block_id>
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<sink_block_id>analog_quadrature_demod_cf_0</sink_block_id>
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<source_block_id>hilbert_fc_0</source_block_id>
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<sink_block_id>freq_xlating_fir_filter_xxx_0_0</sink_block_id>
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<source_key>0</source_key>
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<sink_key>0</sink_key>
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</connection>
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<connection>
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<source_block_id>low_pass_filter_0</source_block_id>
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<sink_block_id>freq_xlating_fir_filter_xxx_0_0</sink_block_id>
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<sink_block_id>analog_quadrature_demod_cf_0</sink_block_id>
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<source_key>0</source_key>
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<sink_key>0</sink_key>
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</connection>
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