Sat Aug 29 11:26:03 2009 options id usrp_rx_lrit _enabled True title USRP LRIT Receiver author description window_size 4095, 4095 generate_options wx_gui category Custom run True realtime_scheduling _coordinate (10, 10) _rotation 0 variable id samp_rate _enabled True value 64e6/decim _coordinate (10, 81) _rotation 0 variable id symbol_rate _enabled True value 293e3 _coordinate (11, 148) _rotation 0 variable id sps _enabled True value samp_rate/symbol_rate _coordinate (12, 214) _rotation 0 variable_text_box id decim _enabled True label Decim value saved_decim converver int_converter formatter None grid_pos 0, 0, 1, 1 notebook _coordinate (243, 13) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0 _enabled True type complex title Waveform samp_rate samp_rate v_scale 0.5 t_scale 20.0/samp_rate ac_couple False xy_mode True num_inputs 1 grid_pos 1, 0, 1, 1 notebook displays, 0 _coordinate (434, 551) _rotation 0 gr_agc_xx id gr_agc_xx_0 _enabled True type complex rate 1e-6 reference 1.0 gain 1.0/32767.0 max_gain 1.0 _coordinate (261, 493) _rotation 0 root_raised_cosine_filter id root_raised_cosine_filter_0 _enabled False type fir_filter_ccf decim 1 interp 1 gain 1 samp_rate samp_rate sym_rate symbol_rate alpha 0.5 ntaps 50 _coordinate (618, 373) _rotation 0 usrp_simple_source_x id usrp_simple_source_x_0 _enabled False type complex format which 0 decimation decim frequency freq lo_offset float('inf') gain gain side B rx_ant RXA hb_filters _coordinate (11, 477) _rotation 0 wxgui_fftsink2 id wxgui_fftsink2_0 _enabled True type complex title Spectrum samp_rate samp_rate baseband_freq freq y_per_div 10 y_divs 10 ref_level 50 fft_size 1024 fft_rate 30 peak_hold False average False avg_alpha 0 grid_pos 0, 0, 1, 1 notebook displays, 0 _coordinate (434, 337) _rotation 0 gr_throttle id gr_throttle_0 _enabled True type complex samples_per_second samp_rate vlen 1 _coordinate (181, 663) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_1 _enabled True type complex title Scope Plot samp_rate samp_rate v_scale 0.4 t_scale 20.0/samp_rate ac_couple False xy_mode True num_inputs 1 grid_pos 0, 0, 1, 1 notebook displays, 1 _coordinate (1126, 251) _rotation 0 gr_probe_mpsk_snr_c id gr_probe_mpsk_snr_c_0 _enabled True type snr alpha 0.0001 probe_rate 10 _coordinate (1126, 723) _rotation 0 wxgui_numbersink2 id wxgui_numbersink2_0 _enabled True type float title SNR units dB samp_rate 10 min_value 0 max_value 30 factor 1.0 decimal_places 1 ref_level 0 number_rate 10 peak_hold False average False avg_alpha 0 show_gauge True grid_pos 2, 0, 1, 1 notebook displays, 1 _coordinate (1335, 651) _rotation 0 gr_mpsk_receiver_cc id gr_mpsk_receiver_cc_0 _enabled True M 2 theta 0 alpha costas_alpha beta costas_alpha*costas_alpha/4.0 fmin -0.05 fmax 0.05 mu 0.5 gain_mu gain_mu omega sps gain_omega gain_mu*gain_mu/4.0 omega_relative_limit 0.05 _coordinate (881, 437) _rotation 0 gr_complex_to_real id gr_complex_to_real_0 _enabled True vlen 1 _coordinate (1133, 521) _rotation 0 gr_char_to_float id gr_char_to_float_0 _enabled True _coordinate (1523, 521) _rotation 0 gr_binary_slicer_fb id gr_binary_slicer_fb_0 _enabled True _coordinate (1343, 521) _rotation 0 gr_add_const_vxx id gr_add_const_vxx_0 _enabled True type float const 48.0 vlen 1 _coordinate (1707, 517) _rotation 0 gr_float_to_char id gr_float_to_char_0 _enabled True _coordinate (1878, 521) _rotation 0 gr_file_sink id gr_file_sink_0 _enabled True file bits.dat type byte vlen 1 _coordinate (2059, 517) _rotation 0 gr_file_source id gr_file_source_0 _enabled True file lrit.dat type complex repeat False vlen 1 _coordinate (11, 655) _rotation 0 notebook id displays _enabled True style wx.NB_TOP labels ['USRP RX', 'Costas Output'] grid_pos 2, 0, 1, 3 notebook _coordinate (14, 351) _rotation 0 variable_config id saved_decim _enabled True value 160 type int config_file config_filename section main option decim writeback decim _coordinate (246, 172) _rotation 0 variable_slider id gain _enabled True label Gain value saved_gain min 0 max 115 num_steps 115 style wx.SL_HORIZONTAL converver float_converter grid_pos 0, 1, 1, 1 notebook _coordinate (411, 11) _rotation 0 variable_config id saved_gain _enabled True value 33 type real config_file config_filename section main option gain writeback gain _coordinate (412, 172) _rotation 0 variable_slider id freq _enabled True label Frequency value saved_freq min 135e6 max 139e6 num_steps 400 style wx.SL_HORIZONTAL converver float_converter grid_pos 0, 2, 1, 1 notebook _coordinate (574, 12) _rotation 0 variable_config id saved_freq _enabled True value 137e6 type real config_file config_filename section main option freq writeback freq _coordinate (576, 170) _rotation 0 variable_slider id costas_alpha _enabled True label Costas Alpha value saved_costas_alpha min 0 max 0.5 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos 1, 0, 1, 1 notebook _coordinate (738, 13) _rotation 0 variable_config id saved_costas_alpha _enabled True value 0.005 type real config_file config_filename section main option costas_alpha writeback costas_alpha _coordinate (739, 170) _rotation 0 variable_config id saved_gain_mu _enabled True value 0.005 type real config_file config_filename section main option gain_mu writeback gain_mu _coordinate (900, 170) _rotation 0 variable_slider id gain_mu _enabled True label Gain Mu value saved_gain_mu min 0 max 0.5 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos 1, 1, 1, 1 notebook _coordinate (902, 13) _rotation 0 variable id config_filename _enabled True value "usrp_rx_lrit.cfg" _coordinate (13, 283) _rotation 0 usrp_simple_source_x_0 gr_agc_xx_0 0 0 gr_agc_xx_0 wxgui_scopesink2_0 0 0 gr_file_source_0 gr_throttle_0 0 0 gr_throttle_0 gr_agc_xx_0 0 0 gr_probe_mpsk_snr_c_0 wxgui_numbersink2_0 0 0 gr_mpsk_receiver_cc_0 gr_probe_mpsk_snr_c_0 0 0 gr_agc_xx_0 gr_mpsk_receiver_cc_0 0 0 gr_mpsk_receiver_cc_0 wxgui_scopesink2_1 0 0 gr_agc_xx_0 wxgui_fftsink2_0 0 0 gr_mpsk_receiver_cc_0 gr_complex_to_real_0 0 0 gr_complex_to_real_0 gr_binary_slicer_fb_0 0 0 gr_binary_slicer_fb_0 gr_char_to_float_0 0 0 gr_char_to_float_0 gr_add_const_vxx_0 0 0 gr_add_const_vxx_0 gr_float_to_char_0 0 0 gr_float_to_char_0 gr_file_sink_0 0 0