Thu Aug 28 08:24:49 2014 options author window_size 1600, 3200 category Custom comment description _enabled True _coordinate (14, 9) _rotation 0 generate_options wx_gui hier_block_src_path .: id rds_rx max_nouts 0 qt_qss_theme realtime_scheduling run_command {python} -u {filename} run_options prompt run True sizing_mode fixed thread_safe_setters title Stereo FM receiver and RDS Decoder placement (0,0) variable comment _enabled True _coordinate (432, 24) _rotation 0 id freq_offset value 250000 variable comment _enabled True _coordinate (280, 24) _rotation 0 id samp_rate value 1e6 analog_fm_deemph alias comment affinity _enabled True _coordinate (1104, 496) _rotation 270 id analog_fm_deemph_0_0 maxoutbuf 0 minoutbuf 0 samp_rate 48000 tau 75e-6 analog_fm_deemph alias comment affinity _enabled True _coordinate (1192, 496) _rotation 270 id analog_fm_deemph_0_0_0 maxoutbuf 0 minoutbuf 0 samp_rate 48000 tau 75e-6 analog_sig_source_x amp 1 alias comment affinity _enabled True freq 300000 _coordinate (464, 148) _rotation 180 id analog_sig_source_x_0 maxoutbuf 0 minoutbuf 0 offset 0 type complex samp_rate samp_rate waveform analog.GR_COS_WAVE analog_wfm_rcv audio_decimation int(samp_rate/(250e3)) alias comment affinity _enabled True _coordinate (464, 352) _rotation 0 id analog_wfm_rcv_0 maxoutbuf 0 minoutbuf 0 quad_rate samp_rate audio_sink alias comment affinity device_name _enabled True _coordinate (1304, 860) _rotation 180 id audio_sink_0 num_inputs 2 ok_to_block True samp_rate 48000 blocks_add_xx alias comment affinity _enabled True _coordinate (1204, 344) _rotation 270 id blocks_add_xx_0 type float maxoutbuf 0 minoutbuf 0 num_inputs 2 vlen 1 blocks_complex_to_real alias comment affinity _enabled True _coordinate (1320, 236) _rotation 0 id blocks_complex_to_real_0 maxoutbuf 0 minoutbuf 0 vlen 1 blocks_file_source begin_tag pmt.PMT_NIL alias comment affinity _enabled True file /home/astra/ctf_northpole_airwaves/airwaves.bin _coordinate (24, 156) _rotation 0 id blocks_file_source_0 maxoutbuf 0 minoutbuf 0 type complex repeat True vlen 1 blocks_keep_one_in_n alias comment affinity _enabled 1 _coordinate (680, 868) _rotation 180 id blocks_keep_one_in_n_0 maxoutbuf 0 minoutbuf 0 n 2 type byte vlen 1 blocks_multiply_const_vxx alias comment const 10**(1.*(-3)/10) affinity _enabled True _coordinate (1312, 668) _rotation 0 id blocks_multiply_const_vxx_0 type float maxoutbuf 0 minoutbuf 0 vlen 1 blocks_multiply_const_vxx alias comment const 10**(1.*(-3)/10) affinity _enabled True _coordinate (1312, 748) _rotation 0 id blocks_multiply_const_vxx_0_0 type float maxoutbuf 0 minoutbuf 0 vlen 1 blocks_multiply_xx alias comment affinity _enabled True _coordinate (340, 184) _rotation 270 id blocks_multiply_xx_0 type complex maxoutbuf 0 minoutbuf 0 num_inputs 2 vlen 1 blocks_sub_xx alias comment affinity _enabled True _coordinate (1116, 344) _rotation 270 id blocks_sub_xx_0 type float maxoutbuf 0 minoutbuf 0 num_inputs 2 vlen 1 digital_diff_decoder_bb alias comment affinity _enabled 1 _coordinate (384, 868) _rotation 180 id digital_diff_decoder_bb_0 maxoutbuf 0 minoutbuf 0 modulus 2 digital_psk_demod alias comment affinity differential False _enabled 1 excess_bw 0.35 freq_bw 6.28/100.0 _coordinate (432, 616) _rotation 0 mod_code "gray" id digital_psk_demod_0 log False maxoutbuf 0 minoutbuf 0 constellation_points 2 phase_bw 6.28/100.0 samples_per_symbol 4 timing_bw 6.28/100.0 verbose False fir_filter_xxx alias comment affinity decim 5 _enabled 1 _coordinate (928, 160) _rotation 180 id fir_filter_xxx_1 maxoutbuf 0 minoutbuf 0 samp_delay 0 taps firdes.low_pass(1.0,240000,13e3,3e3,firdes.WIN_HAMMING) type fff freq_xlating_fir_filter_xxx alias center_freq freq_offset comment affinity decim 1 _enabled True _coordinate (56, 328) _rotation 0 id freq_xlating_fir_filter_xxx_0 maxoutbuf 0 minoutbuf 0 samp_rate samp_rate taps firdes.low_pass(1, samp_rate, 80000, 20000) type ccc freq_xlating_fir_filter_xxx alias center_freq 57e3 comment affinity decim 1 _enabled 1 _coordinate (456, 472) _rotation 180 id freq_xlating_fir_filter_xxx_1_0 maxoutbuf 0 minoutbuf 0 samp_rate 250000 taps firdes.low_pass(2500.0,250000,2.6e3,2e3,firdes.WIN_HAMMING) type fcc freq_xlating_fir_filter_xxx alias center_freq 38000 comment affinity decim 5 _enabled 1 _coordinate (1256, 32) _rotation 0 id freq_xlating_fir_filter_xxx_2 maxoutbuf 0 minoutbuf 0 samp_rate 240000 taps firdes.low_pass(1.0,240000,13e3,3e3,firdes.WIN_HAMMING) type fcf gr_rds_decoder alias comment affinity debug False _enabled 1 _coordinate (88, 856) _rotation 180 id gr_rds_decoder_0 log False maxoutbuf 0 minoutbuf 0 gr_rds_panel alias comment affinity _enabled 1 freq 88300000 _coordinate (368, 996) _rotation 0 grid_pos id gr_rds_panel_0 notebook gr_rds_parser alias comment affinity debug False _enabled 1 _coordinate (72, 964) _rotation 0 id gr_rds_parser_0 log True maxoutbuf 0 minoutbuf 0 pty_locale 0 reset 0 import alias comment _enabled True _coordinate (584, 20) _rotation 0 id import_0 import import math pfb_arb_resampler_xxx alias comment affinity _enabled 1 _coordinate (72, 472) _rotation 180 id pfb_arb_resampler_xxx_0 maxoutbuf 0 minoutbuf 0 nfilts 32 rrate 19000/250e3 samp_delay 0 atten 100 taps type ccf pfb_arb_resampler_xxx alias comment affinity _enabled 1 _coordinate (872, 16) _rotation 0 id pfb_arb_resampler_xxx_1 maxoutbuf 0 minoutbuf 0 nfilts 32 rrate 240000.0/250000 samp_delay 0 atten 100 taps type fff root_raised_cosine_filter alpha .35 alias comment affinity decim 2 _enabled 1 type fir_filter_ccf _coordinate (64, 640) _rotation 0 gain 1 id root_raised_cosine_filter_0 interp 1 maxoutbuf 0 minoutbuf 0 ntaps 100 samp_rate 19000 sym_rate 2375 analog_fm_deemph_0_0 blocks_multiply_const_vxx_0_0 0 0 analog_fm_deemph_0_0_0 blocks_multiply_const_vxx_0 0 0 analog_sig_source_x_0 blocks_multiply_xx_0 0 0 analog_wfm_rcv_0 freq_xlating_fir_filter_xxx_1_0 0 0 analog_wfm_rcv_0 pfb_arb_resampler_xxx_1 0 0 blocks_add_xx_0 analog_fm_deemph_0_0_0 0 0 blocks_complex_to_real_0 blocks_add_xx_0 0 1 blocks_complex_to_real_0 blocks_sub_xx_0 0 1 blocks_file_source_0 blocks_multiply_xx_0 0 1 blocks_keep_one_in_n_0 digital_diff_decoder_bb_0 0 0 blocks_multiply_const_vxx_0 audio_sink_0 0 0 blocks_multiply_const_vxx_0_0 audio_sink_0 0 1 blocks_multiply_xx_0 freq_xlating_fir_filter_xxx_0 0 0 blocks_sub_xx_0 analog_fm_deemph_0_0 0 0 digital_diff_decoder_bb_0 gr_rds_decoder_0 0 0 digital_psk_demod_0 blocks_keep_one_in_n_0 0 0 fir_filter_xxx_1 blocks_add_xx_0 0 0 fir_filter_xxx_1 blocks_sub_xx_0 0 0 freq_xlating_fir_filter_xxx_0 analog_wfm_rcv_0 0 0 freq_xlating_fir_filter_xxx_1_0 pfb_arb_resampler_xxx_0 0 0 freq_xlating_fir_filter_xxx_2 blocks_complex_to_real_0 0 0 gr_rds_decoder_0 gr_rds_parser_0 out in gr_rds_parser_0 gr_rds_panel_0 out in pfb_arb_resampler_xxx_0 root_raised_cosine_filter_0 0 0 pfb_arb_resampler_xxx_1 fir_filter_xxx_1 0 0 pfb_arb_resampler_xxx_1 freq_xlating_fir_filter_xxx_2 0 0 root_raised_cosine_filter_0 digital_psk_demod_0 0 0