Sun Apr 8 10:21:08 2012 variable id decim _enabled True value 20 _coordinate (117, 277) _rotation 0 variable_slider id xlate_offset_fine_0 _enabled False label Fine Offset value 0 min -10000 max 10000 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (11, 595) _rotation 0 variable_slider id xlate_offset_fine _enabled True label Fine Offset value 0 min -10000 max 10000 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (11, 469) _rotation 0 variable_slider id xlate_bandwidth _enabled True label Xlate BW value config_xlate_bandwidth min 5000 max 50000 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (128, 469) _rotation 0 variable_text_box id freq _enabled True label Frequency value config_freq converver float_converter formatter None grid_pos notebook _coordinate (10, 119) _rotation 0 variable_slider id freq_offset _enabled False label Offset value 0 min -100000 max 100000 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (10, 213) _rotation 0 variable id pre_channel_rate _enabled True value samp_rate/decim _coordinate (228, 155) _rotation 0 variable_text_box id xlate_offset _enabled True label Xlate Offset value config_xlate_offset converver float_converter formatter None grid_pos notebook _coordinate (245, 469) _rotation 0 variable_config id config_xlate_offset _enabled True value 0 type real config_file .grc_rtl section main option xlate_offset writeback xlate_offset+xlate_offset_fine _coordinate (12, 828) _rotation 0 variable_config id config_freq _enabled True value 434075000 type real config_file .grc_rtl section main option freq writeback freq _coordinate (171, 828) _rotation 0 variable_config id config_xlate_bandwidth _enabled True value 24000 type real config_file .grc_rtl section main option xlate_bandwidth writeback xlate_bandwidth _coordinate (327, 829) _rotation 0 variable_slider id audio_mul _enabled True label Audio mul value 1 min 0 max 10 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (116, 340) _rotation 0 variable id channel_rate _enabled True value 24000 _coordinate (226, 405) _rotation 0 gr_freq_xlating_fir_filter_xxx id gr_freq_xlating_fir_filter_xxx_0 _enabled True type ccc decim decim taps firdes.low_pass(1, samp_rate, xlate_bandwidth/2, 1000) center_freq xlate_offset+xlate_offset_fine samp_rate samp_rate _coordinate (205, 216) _rotation 0 wxgui_fftsink2 id wxgui_fftsink2_0 _enabled True type complex title FFT Plot samp_rate samp_rate baseband_freq freq y_per_div 10 y_divs 10 ref_level 50 ref_scale 2.0 fft_size 1024 fft_rate 30 peak_hold False average True avg_alpha 0 win None win_size grid_pos notebook nb, 0 _coordinate (385, 6) _rotation 0 variable_slider id gain _enabled True label Gain value 1 min 0 max 1 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (10, 339) _rotation 0 wxgui_waterfallsink2 id wxgui_waterfallsink2_0 _enabled True type complex title Waterfall Plot samp_rate samp_rate baseband_freq freq dynamic_range 100 ref_level 50 ref_scale 2.0 fft_size 512 fft_rate 15 average False avg_alpha 0 win None win_size grid_pos notebook nb, 1 _coordinate (587, 5) _rotation 0 variable id audio_rate _enabled True value 12000 _coordinate (818, 309) _rotation 0 gr_pwr_squelch_xx id gr_pwr_squelch_xx_0 _enabled False type complex threshold 0 alpha 1e-3 ramp 0 gate True _coordinate (374, 339) _rotation 0 notebook id nb _enabled True style wx.NB_TOP labels ['BB-1','BB-2','Xlate-1','Xlate-2','Audio','FFT'] grid_pos notebook _coordinate (142, 595) _rotation 0 wxgui_fftsink2 id wxgui_fftsink2_0_0 _enabled True type complex title FFT Plot samp_rate channel_rate baseband_freq 0 y_per_div 10 y_divs 10 ref_level 50 ref_scale 2.0 fft_size 1024 fft_rate 30 peak_hold False average True avg_alpha 0 win None win_size grid_pos notebook nb, 2 _coordinate (921, 183) _rotation 0 wxgui_waterfallsink2 id wxgui_waterfallsink2_0_0 _enabled True type complex title Waterfall Plot samp_rate channel_rate baseband_freq 0 dynamic_range 100 ref_level 50 ref_scale 2.0 fft_size 512 fft_rate 15 average False avg_alpha 0 win None win_size grid_pos notebook nb, 3 _coordinate (921, 8) _rotation 0 blks2_nbfm_rx id blks2_nbfm_rx_0 _enabled False audio_rate audio_rate quad_rate channel_rate tau 75e-6 max_dev 6e3 _coordinate (589, 322) _rotation 0 blks2_rational_resampler_xxx id blks2_rational_resampler_xxx_1 _enabled True type ccc decim pre_channel_rate interp channel_rate taps [] fractional_bw 0 _coordinate (478, 216) _rotation 0 import id import_0 _enabled True import import math _coordinate (237, 348) _rotation 0 gr_quadrature_demod_cf id gr_quadrature_demod_cf_0 _enabled True gain channel_rate/(2*math.pi*6000) _coordinate (595, 414) _rotation 0 wxgui_waterfallsink2 id wxgui_waterfallsink2_0_0_0 _enabled True type float title Waterfall Plot samp_rate audio_rate baseband_freq 0 dynamic_range 100 ref_level 50 ref_scale 2.0 fft_size 512 fft_rate 15 average False avg_alpha 0 win None win_size grid_pos notebook nb, 5 _coordinate (841, 682) _rotation 0 low_pass_filter id low_pass_filter_0 _enabled True type fir_filter_fff decim 2 interp 1 gain 1 samp_rate channel_rate cutoff_freq 6000 width 1000 win firdes.WIN_HAMMING beta 6.76 _coordinate (441, 466) _rotation 0 variable id samp_rate _enabled True value 1000000 _coordinate (10, 57) _rotation 0 rtl2832_source id rtl2832_source_0 _enabled True verbose True sample_rate samp_rate frequency freq bandwidth 0 relative_gain True gain gain gain_mode auto_gain_mode False usb_vid 0x0 usb_pid 0x0 tuner_name read_length 1024*128*2 xfer_timeout 0 use_buffer True buf_mul 0 buf_level 0 fir_coeffs [] xtal_freq 0 _coordinate (103, 10) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0 _enabled True type float title Scope Plot samp_rate audio_rate v_scale 0 v_offset 0 t_scale 0 ac_couple False xy_mode False num_inputs 1 win_size grid_pos notebook nb, 4 _coordinate (647, 783) _rotation 0 blks2_rational_resampler_xxx id blks2_rational_resampler_xxx_0 _enabled True type fff decim audio_rate interp 48000*0+44100 taps [] fractional_bw 0 _coordinate (856, 490) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_0 _enabled True type float const audio_mul vlen 1 _coordinate (870, 587) _rotation 0 audio_sink id audio_sink_0 _enabled True samp_rate 44100 device_name ok_to_block True num_inputs 1 _coordinate (855, 636) _rotation 0 options id top_block _enabled True title author description window_size 1280, 1024 generate_options wx_gui category Custom run_options prompt run True realtime_scheduling 1 _coordinate (10, 10) _rotation 0 blks2_rational_resampler_xxx_1 wxgui_waterfallsink2_0_0 0 0 blks2_rational_resampler_xxx_1 wxgui_fftsink2_0_0 0 0 gr_freq_xlating_fir_filter_xxx_0 blks2_rational_resampler_xxx_1 0 0 rtl2832_source_0 gr_freq_xlating_fir_filter_xxx_0 0 0 rtl2832_source_0 wxgui_waterfallsink2_0 0 0 rtl2832_source_0 wxgui_fftsink2_0 0 0 blks2_rational_resampler_xxx_1 blks2_nbfm_rx_0 0 0 blks2_nbfm_rx_0 blks2_rational_resampler_xxx_0 0 0 blks2_nbfm_rx_0 wxgui_scopesink2_0 0 0 blks2_rational_resampler_xxx_0 gr_multiply_const_vxx_0 0 0 gr_multiply_const_vxx_0 audio_sink_0 0 0 blks2_nbfm_rx_0 wxgui_waterfallsink2_0_0_0 0 0 blks2_rational_resampler_xxx_1 gr_quadrature_demod_cf_0 0 0 gr_quadrature_demod_cf_0 low_pass_filter_0 0 0 low_pass_filter_0 blks2_rational_resampler_xxx_0 0 0 low_pass_filter_0 wxgui_waterfallsink2_0_0_0 0 0 low_pass_filter_0 wxgui_scopesink2_0 0 0