Mon Nov 9 07:47:17 2009 options id file_rx_hrpt _enabled True title USRP HRPT Receiver author description window_size 4096,4096 generate_options wx_gui category Custom run_options run run True realtime_scheduling _coordinate (10, 10) _rotation 0 variable id sym_rate _enabled True value 600*1109 _coordinate (301, 19) _rotation 0 variable id sps _enabled True value sample_rate/sym_rate _coordinate (397, 19) _rotation 0 variable id sample_rate _enabled True value 64e6/decim _coordinate (198, 17) _rotation 0 virtual_source id virtual_source_0 _enabled True stream_id baseband _coordinate (173, 971) _rotation 0 wxgui_scopesink2 id demod_scope _enabled True type float title Post-Demod samp_rate sym_rate*2.0 v_scale 0.5 v_offset 0 t_scale 10.0/sym_rate ac_couple False xy_mode False num_inputs 1 win_size grid_pos 0, 0, 1, 1 notebook displays, 1 _coordinate (666, 542) _rotation 180 gr_clock_recovery_mm_xx id gr_clock_recovery_mm_xx_0 _enabled True type float omega sps/2.0 gain_omega clock_alpha**2/4.0 mu 0.5 gain_mu clock_alpha omega_relative_limit max_clock_offset _coordinate (873, 696) _rotation 0 gr_moving_average_xx id gr_moving_average_xx_0 _enabled True type float length hs scale 1.0/hs max_iter 4000 _coordinate (682, 713) _rotation 0 noaa_hrpt_pll_cf id pll _enabled True alpha pll_alpha beta pll_alpha**2/4.0 max_offset max_carrier_offset _coordinate (469, 713) _rotation 0 virtual_sink id virtual_sink_0 _enabled True stream_id baseband _coordinate (1142, 728) _rotation 0 variable id config_filename _enabled True value os.environ['HOME']+'/.gnuradio/config.conf' _coordinate (13, 159) _rotation 0 import id import_0 _enabled True import import math, os _coordinate (11, 110) _rotation 0 gr_agc_xx id agc _enabled True type complex rate 1e-6 reference 1.0 gain 1.0 max_gain 1.0 _coordinate (301, 705) _rotation 0 gr_interleaved_short_to_complex id gr_interleaved_short_to_complex_0 _enabled True _coordinate (73, 733) _rotation 0 gr_file_source id gr_file_source_0 _enabled True file input_filename type short repeat False vlen 1 _coordinate (76, 613) _rotation 0 notebook id displays _enabled True style wx.NB_TOP labels ['Spectrum','Demod'] grid_pos 1,0,1,2 notebook _coordinate (12, 249) _rotation 0 wxgui_fftsink2 id rx_fft _enabled True type complex title RX Spectrum samp_rate sample_rate baseband_freq 0 y_per_div 5 y_divs 8 ref_level -5 ref_scale 2.0 fft_size 1024 fft_rate 15 peak_hold False average True avg_alpha 0.1 win None win_size 640, 360 grid_pos 0, 0, 1, 1 notebook displays, 0 _coordinate (471, 450) _rotation 0 gr_binary_slicer_fb id gr_binary_slicer_fb_0 _enabled True _coordinate (393, 975) _rotation 0 gr_throttle id throttle _enabled True type short samples_per_second 2*sample_rate vlen 1 _coordinate (75, 679) _rotation 180 parameter id input_filename _enabled True label input_filename value usrp.dat type string short_id F _coordinate (196, 98) _rotation 0 parameter id decim _enabled True label decim value 32 type intx short_id d _coordinate (307, 98) _rotation 0 variable_slider id pll_alpha _enabled True label PLL Alpha value saved_pll_alpha min 0.0 max 0.5 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos 0, 0, 1, 1 notebook _coordinate (397, 98) _rotation 0 variable_slider id clock_alpha _enabled True label Clock Alpha value saved_clock_alpha min 0.0 max 0.5 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos 0, 1, 1, 1 notebook _coordinate (540, 98) _rotation 0 variable id hs _enabled True value int(sps/2.0) _coordinate (499, 19) _rotation 0 variable id max_carrier_offset _enabled True value 2*math.pi*100e3/sample_rate _coordinate (575, 19) _rotation 0 variable id max_clock_offset _enabled True value 100e-6 _coordinate (705, 19) _rotation 0 variable_config id output_filename _enabled True value 'frames.hrpt' type string config_file config_filename section 'usrp_rx_hrpt' option 'filename' writeback output_filename _coordinate (521, 254) _rotation 0 variable_config id saved_pll_alpha _enabled True value 0.01 type real config_file config_filename section 'usrp_rx_hrpt' option 'pll_alpha' writeback pll_alpha _coordinate (195, 253) _rotation 0 variable_config id saved_clock_alpha _enabled True value 0.01 type real config_file config_filename section 'usrp_rx_hrpt' option 'clock_alpha' writeback clock_alpha _coordinate (360, 255) _rotation 0 noaa_hrpt_deframer id deframer _enabled True _coordinate (579, 975) _rotation 0 noaa_hrpt_decoder id decoder _enabled True verbose True output False _coordinate (849, 925) _rotation 0 gr_file_sink id frame_sink _enabled True file output_filename type short vlen 1 _coordinate (848, 1007) _rotation 0 virtual_source_0 gr_binary_slicer_fb_0 0 0 deframer frame_sink 0 0 deframer decoder 0 0 gr_clock_recovery_mm_xx_0 virtual_sink_0 0 0 gr_clock_recovery_mm_xx_0 demod_scope 0 0 gr_moving_average_xx_0 gr_clock_recovery_mm_xx_0 0 0 pll gr_moving_average_xx_0 0 0 agc pll 0 0 agc rx_fft 0 0 gr_interleaved_short_to_complex_0 agc 0 0 throttle gr_interleaved_short_to_complex_0 0 0 gr_file_source_0 throttle 0 0 gr_binary_slicer_fb_0 deframer 0 0