Mon Jan 14 11:00:42 2013 options id pam_timing _enabled True title author description window_size 1280, 1024 generate_options wx_gui category Custom run_options prompt run True max_nouts 0 realtime_scheduling _coordinate (-1, 0) _rotation 0 variable_slider id beta _enabled True label Timing Beta value 0 min 0.0 max 0.1 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (668, 5) _rotation 180 variable_slider id alpha _enabled True label Timing Alpha value 0 min 0 max 1 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (552, 4) _rotation 0 random_source_x id random_source_x _enabled True type byte min 0 max const.arity() num_samps 10000000 repeat True _coordinate (-1, 163) _rotation 0 gr_chunks_to_symbols_xx id gr_chunks_to_symbols_xx _enabled True in_type byte out_type complex symbol_table const.points() dimension 1 num_ports 1 _coordinate (203, 178) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_0 _enabled True type complex const sig_amp vlen 1 _coordinate (651, 186) _rotation 0 gr_channel_model id gr_channel_model_0 _enabled True noise_voltage noise_amp freq_offset freq_offset epsilon interpratio taps 1.0 seed 42 _coordinate (73, 354) _rotation 0 gr_throttle id gr_throttle_0 _enabled True type complex samples_per_second samp_rate vlen 1 _coordinate (274, 384) _rotation 0 variable id sig_amp _enabled True value 1 _coordinate (662, 128) _rotation 0 variable_slider id interpratio _enabled True label Timing Offset value 1.00 min 0.99 max 1.01 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (-1, 465) _rotation 180 variable_slider id noise_amp _enabled True label Channel Noise value 0 min 0 max 1.0 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (114, 465) _rotation 0 variable_slider id freq_offset _enabled True label Frequency Offset value 0 min -0.5 max 0.5 num_steps 1000 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (236, 465) _rotation 0 variable id samp_rate _enabled True value 32000 _coordinate (282, 324) _rotation 0 variable id const _enabled True value digital.qpsk_constellation() _coordinate (206, 116) _rotation 0 import id import_0 _enabled True import from gnuradio import digital _coordinate (-1, 61) _rotation 0 variable id rolloff _enabled True value .35 _coordinate (459, 262) _rotation 0 variable id nfilts _enabled True value 32 _coordinate (539, 262) _rotation 0 gr_pfb_clock_sync_xxx id gr_pfb_clock_sync_xxx_0 _enabled True type ccf sps spb alpha alpha beta beta taps firdes.root_raised_cosine(nfilts, nfilts*spb, 1.0, rolloff, 44*nfilts) filter_size nfilts init_phase 16 max_dev 1.5 osps 1 _coordinate (444, 331) _rotation 0 blks2_pfb_arb_resampler_ccf id blks2_pfb_arb_resampler_ccf_0 _enabled True rate spb taps firdes.root_raised_cosine(nfilts, nfilts, 1.0, rolloff, 44*nfilts) size nfilts _coordinate (438, 171) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0_0_1 _enabled True type complex title Error samp_rate samp_rate v_scale .5 v_offset 0 t_scale 0 ac_couple False xy_mode False num_inputs 1 win_size grid_pos notebook notebook_0,3 trig_mode gr.gr_TRIG_MODE_AUTO y_axis_label Counts _coordinate (826, 112) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0 _enabled True type complex title Scope Plot samp_rate samp_rate v_scale 0 v_offset 0 t_scale 0 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 (829, 266) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0_0_0_0 _enabled True type float title Scope Plot samp_rate samp_rate v_scale 1.25 v_offset 0 t_scale 0 ac_couple False xy_mode False num_inputs 1 win_size grid_pos notebook notebook_0,2 trig_mode gr.gr_TRIG_MODE_AUTO y_axis_label Counts _coordinate (824, 485) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0_0 _enabled True type float title Error samp_rate samp_rate v_scale 3 v_offset 0 t_scale 0 ac_couple False xy_mode False num_inputs 1 win_size grid_pos notebook notebook_0,0 trig_mode gr.gr_TRIG_MODE_AUTO y_axis_label Counts _coordinate (829, 358) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0_0_0 _enabled True type float title Scope Plot samp_rate samp_rate v_scale 9 v_offset 0 t_scale 0 ac_couple False xy_mode False num_inputs 1 win_size grid_pos notebook notebook_0,1 trig_mode gr.gr_TRIG_MODE_AUTO y_axis_label Counts _coordinate (754, 607) _rotation 0 notebook id notebook_0 _enabled True style wx.NB_TOP labels ['error', 'phase', 'freq', 'Resampled Signal'] grid_pos notebook _coordinate (380, 511) _rotation 0 variable id spb _enabled True value 4.2563 _coordinate (300, 0) _rotation 0 gr_channel_model_0 gr_throttle_0 0 0 gr_throttle_0 gr_pfb_clock_sync_xxx_0 0 0 gr_pfb_clock_sync_xxx_0 wxgui_scopesink2_0_0_0_0 2 0 gr_multiply_const_vxx_0 wxgui_scopesink2_0_0_1 0 0 blks2_pfb_arb_resampler_ccf_0 gr_multiply_const_vxx_0 0 0 gr_multiply_const_vxx_0 gr_channel_model_0 0 0 gr_chunks_to_symbols_xx blks2_pfb_arb_resampler_ccf_0 0 0 random_source_x gr_chunks_to_symbols_xx 0 0 gr_pfb_clock_sync_xxx_0 wxgui_scopesink2_0_0_0 3 0 gr_pfb_clock_sync_xxx_0 wxgui_scopesink2_0_0 1 0 gr_pfb_clock_sync_xxx_0 wxgui_scopesink2_0 0 0