Fri Jun 28 23:19:32 2013 variable_slider id offset_fine _enabled True label Fine tune value 0 min -1000 max 1000 num_steps 400 style wx.SL_HORIZONTAL converver float_converter grid_pos 6,0,1,2 notebook _coordinate (12, 244) _rotation 0 variable id LO _enabled True value 0 _coordinate (268, 8) _rotation 0 variable_static_text id lo_freq _enabled True label LO value LO converver float_converter formatter None grid_pos 5,2,1,1 notebook _coordinate (196, 112) _rotation 0 variable id samp_rate _enabled True value 96000 _coordinate (170, 9) _rotation 0 variable_static_text id rx_freq _enabled True label Receive value LO+freq+(offset_coarse+offset_fine) converver float_converter formatter None grid_pos 5,3,1,1 notebook _coordinate (490, 10) _rotation 0 gr_freq_xlating_fir_filter_xxx id xlating_fir_filter _enabled True type ccc decim 1 taps xlate_filter_taps center_freq -(offset_coarse+offset_fine) samp_rate samp_rate _coordinate (404, 319) _rotation 0 variable_slider id offset_coarse _enabled True label Coarse tune value 0 min -40000 max 40000 num_steps 960 style wx.SL_HORIZONTAL converver float_converter grid_pos 6,2,1,2 notebook _coordinate (11, 106) _rotation 0 variable_slider id trans _enabled True label Trans value 1500 min 500 max 5000 num_steps 900 style wx.SL_HORIZONTAL converver float_converter grid_pos 7,2,1,1 notebook _coordinate (7, 525) _rotation 0 variable_slider id af_gain _enabled True label VOL value 1 min 0 max 5 num_steps 50 style wx.SL_HORIZONTAL converver float_converter grid_pos 7,3,1,1 notebook _coordinate (184, 535) _rotation 0 variable_chooser id display_selector _enabled True label Spectrum value 1 choices [0, 1] labels ['Baseband','Frequency'] type drop_down style wx.RA_HORIZONTAL grid_pos 5,0,1,1 notebook _coordinate (297, 672) _rotation 0 variable id xlate_filter_taps _enabled True value firdes.low_pass(1000, samp_rate, 48000, 10000, firdes.WIN_HAMMING, 6.76) _coordinate (392, 238) _rotation 0 wxgui_fftsink2 id fftsink _enabled True type complex title samp_rate samp_rate baseband_freq rx_freq*display_selector y_per_div 10 y_divs 10 ref_level 0 ref_scale 100 fft_size 512 fft_rate 15 peak_hold False average True avg_alpha 0.5 win None win_size 800,300 grid_pos 0,0,5,4 notebook freqvar None _coordinate (669, 81) _rotation 0 variable_slider id freq _enabled True label Frequency value 433.967e6 min 100e6 max 1e9 num_steps 960 style wx.SL_HORIZONTAL converver float_converter grid_pos 8,0,1,6 notebook _coordinate (349, 13) _rotation 0 gr_file_sink id gr_file_sink_0 _enabled True file /tmp/fifo type float vlen 1 unbuffered False _coordinate (987, 489) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_1 _enabled True type float const af_gain vlen 1 _coordinate (698, 520) _rotation 0 low_pass_filter id low_pass_filter _enabled True type fir_filter_ccf decim 1 interp 1 gain 1 samp_rate samp_rate cutoff_freq width/2 width trans win firdes.WIN_HAMMING beta 6.76 _coordinate (671, 299) _rotation 0 fcd_source_c id fcd_source_c_0 _enabled True device_name hw:2 freq freq lna rf_gain mixer rf_gain2 ppm -120 dci 0.0 dcq 0.0 iq_phase 0.0 iq_gain 1.0 _coordinate (156, 290) _rotation 0 variable_slider id rf_gain _enabled True label RF value 10 min 0 max 50 num_steps 50 style wx.SL_HORIZONTAL converver float_converter grid_pos 7,1,1,1 notebook _coordinate (8, 670) _rotation 0 variable_slider id rf_gain2 _enabled True label rf_gain2 value 0 min 0 max 100 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (550, 655) _rotation 0 variable_slider id width _enabled True label Filter value 30000 min 2000 max 400000 num_steps 760 style wx.SL_HORIZONTAL converver float_converter grid_pos 7,0,1,1 notebook _coordinate (10, 385) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0 _enabled True type float title Scope Plot samp_rate samp_rate v_scale 1 v_offset 0 t_scale .001 ac_couple False xy_mode False num_inputs 1 win_size grid_pos notebook trig_mode gr.gr_TRIG_MODE_AUTO y_axis_label Counts _coordinate (954, 578) _rotation 0 blks2_am_demod_cf id blks2_am_demod_cf_0 _enabled True chan_rate 48000 audio_decim 2 audio_pass 500 audio_stop 8000 _coordinate (477, 500) _rotation 0 options id ask_rx_fcd _enabled True title AM Receiver author OZ9AEC description Simple AM receiver prototype window_size 1280, 1024 generate_options wx_gui category Custom run_options prompt run True max_nouts 0 realtime_scheduling _coordinate (10, 10) _rotation 0 xlating_fir_filter low_pass_filter 0 0 blks2_am_demod_cf_0 gr_multiply_const_vxx_1 0 0 fcd_source_c_0 xlating_fir_filter 0 0 xlating_fir_filter fftsink 0 0 gr_multiply_const_vxx_1 gr_file_sink_0 0 0 gr_multiply_const_vxx_1 wxgui_scopesink2_0 0 0 low_pass_filter blks2_am_demod_cf_0 0 0