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- <?xml version='1.0' encoding='utf-8'?>
- <?grc format='1' created='3.7.11'?>
- <flow_graph>
- <timestamp>Thu Sep 26 03:30:46 2019</timestamp>
- <block>
- <key>options</key>
- <param>
- <key>author</key>
- <value></value>
- </param>
- <param>
- <key>window_size</key>
- <value></value>
- </param>
- <param>
- <key>category</key>
- <value>[GRC Hier Blocks]</value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>description</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(0, 4)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>generate_options</key>
- <value>wx_gui</value>
- </param>
- <param>
- <key>hier_block_src_path</key>
- <value>.:</value>
- </param>
- <param>
- <key>id</key>
- <value>top_block</value>
- </param>
- <param>
- <key>max_nouts</key>
- <value>0</value>
- </param>
- <param>
- <key>qt_qss_theme</key>
- <value></value>
- </param>
- <param>
- <key>realtime_scheduling</key>
- <value></value>
- </param>
- <param>
- <key>run_command</key>
- <value>{python} -u {filename}</value>
- </param>
- <param>
- <key>run_options</key>
- <value>prompt</value>
- </param>
- <param>
- <key>run</key>
- <value>True</value>
- </param>
- <param>
- <key>thread_safe_setters</key>
- <value></value>
- </param>
- <param>
- <key>title</key>
- <value></value>
- </param>
- </block>
- <block>
- <key>variable_slider</key>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>converver</key>
- <value>float_converter</value>
- </param>
- <param>
- <key>value</key>
- <value>5000</value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(264, 476)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>grid_pos</key>
- <value></value>
- </param>
- <param>
- <key>id</key>
- <value>Hi_Cut</value>
- </param>
- <param>
- <key>label</key>
- <value></value>
- </param>
- <param>
- <key>max</key>
- <value>20000</value>
- </param>
- <param>
- <key>min</key>
- <value>20</value>
- </param>
- <param>
- <key>notebook</key>
- <value></value>
- </param>
- <param>
- <key>num_steps</key>
- <value>100</value>
- </param>
- <param>
- <key>style</key>
- <value>wx.SL_HORIZONTAL</value>
- </param>
- </block>
- <block>
- <key>variable_chooser</key>
- <param>
- <key>choices</key>
- <value>[0, 1]</value>
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- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>value</key>
- <value>0</value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(144, 476)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>grid_pos</key>
- <value></value>
- </param>
- <param>
- <key>id</key>
- <value>TX_Mode</value>
- </param>
- <param>
- <key>label</key>
- <value></value>
- </param>
- <param>
- <key>labels</key>
- <value>["LSB", "USB"]</value>
- </param>
- <param>
- <key>notebook</key>
- <value></value>
- </param>
- <param>
- <key>style</key>
- <value>wx.RA_HORIZONTAL</value>
- </param>
- <param>
- <key>type</key>
- <value>radio_buttons</value>
- </param>
- </block>
- <block>
- <key>variable</key>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(160, 4)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>value</key>
- <value>48000</value>
- </param>
- </block>
- <block>
- <key>analog_sig_source_x</key>
- <param>
- <key>amp</key>
- <value>1</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>freq</key>
- <value>Hi_Cut</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(0, 220)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>analog_sig_source_x_0_0</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>offset</key>
- <value>0</value>
- </param>
- <param>
- <key>type</key>
- <value>complex</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>waveform</key>
- <value>analog.GR_COS_WAVE</value>
- </param>
- </block>
- <block>
- <key>analog_sig_source_x</key>
- <param>
- <key>amp</key>
- <value>1</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>freq</key>
- <value>-Hi_Cut</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(0, 108)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>analog_sig_source_x_0_1</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>offset</key>
- <value>0</value>
- </param>
- <param>
- <key>type</key>
- <value>complex</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>waveform</key>
- <value>analog.GR_SIN_WAVE</value>
- </param>
- </block>
- <block>
- <key>audio_sink</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>device_name</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(992, 428)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>audio_sink_0</value>
- </param>
- <param>
- <key>num_inputs</key>
- <value>1</value>
- </param>
- <param>
- <key>ok_to_block</key>
- <value>True</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- </block>
- <block>
- <key>audio_source</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>device_name</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(0, 60)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>audio_source_0</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>num_outputs</key>
- <value>1</value>
- </param>
- <param>
- <key>ok_to_block</key>
- <value>True</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- </block>
- <block>
- <key>band_pass_filter</key>
- <param>
- <key>beta</key>
- <value>6.76</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>decim</key>
- <value>1</value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>type</key>
- <value>fir_filter_fff</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(256, 4)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>gain</key>
- <value>1</value>
- </param>
- <param>
- <key>high_cutoff_freq</key>
- <value>Hi_Cut</value>
- </param>
- <param>
- <key>id</key>
- <value>band_pass_filter_0</value>
- </param>
- <param>
- <key>interp</key>
- <value>1</value>
- </param>
- <param>
- <key>low_cutoff_freq</key>
- <value>20</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>width</key>
- <value>100</value>
- </param>
- <param>
- <key>win</key>
- <value>firdes.WIN_HAMMING</value>
- </param>
- </block>
- <block>
- <key>blks2_selector</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(576, 312)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>blks2_selector_0</value>
- </param>
- <param>
- <key>input_index</key>
- <value>TX_Mode</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>num_inputs</key>
- <value>2</value>
- </param>
- <param>
- <key>num_outputs</key>
- <value>1</value>
- </param>
- <param>
- <key>output_index</key>
- <value>0</value>
- </param>
- <param>
- <key>type</key>
- <value>complex</value>
- </param>
- <param>
- <key>vlen</key>
- <value>1</value>
- </param>
- </block>
- <block>
- <key>blocks_complex_to_real</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(928, 328)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>blocks_complex_to_real_0</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>vlen</key>
- <value>1</value>
- </param>
- </block>
- <block>
- <key>blocks_conjugate_cc</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(552, 264)</value>
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- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>blocks_conjugate_cc_0</value>
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- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- </block>
- <block>
- <key>blocks_multiply_xx</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(232, 160)</value>
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- <param>
- <key>_rotation</key>
- <value>0</value>
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- <param>
- <key>id</key>
- <value>blocks_multiply_xx_0</value>
- </param>
- <param>
- <key>type</key>
- <value>complex</value>
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- <param>
- <key>maxoutbuf</key>
- <value>0</value>
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- <param>
- <key>minoutbuf</key>
- <value>0</value>
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- <param>
- <key>num_inputs</key>
- <value>2</value>
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- <param>
- <key>vlen</key>
- <value>1</value>
- </param>
- </block>
- <block>
- <key>blocks_multiply_xx</key>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
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- <param>
- <key>affinity</key>
- <value></value>
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- <param>
- <key>_enabled</key>
- <value>1</value>
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- <param>
- <key>_coordinate</key>
- <value>(232, 272)</value>
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- <param>
- <key>_rotation</key>
- <value>0</value>
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- <param>
- <key>id</key>
- <value>blocks_multiply_xx_0_0</value>
- </param>
- <param>
- <key>type</key>
- <value>complex</value>
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- <param>
- <key>maxoutbuf</key>
- <value>0</value>
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- <param>
- <key>minoutbuf</key>
- <value>0</value>
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- <param>
- <key>num_inputs</key>
- <value>2</value>
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- <param>
- <key>vlen</key>
- <value>1</value>
- </param>
- </block>
- <block>
- <key>hilbert_fc</key>
- <param>
- <key>beta</key>
- <value>6.76</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(424, 60)</value>
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- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>id</key>
- <value>hilbert_fc_0</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>num_taps</key>
- <value>65</value>
- </param>
- <param>
- <key>win</key>
- <value>firdes.WIN_HAMMING</value>
- </param>
- </block>
- <block>
- <key>low_pass_filter</key>
- <param>
- <key>beta</key>
- <value>6.76</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>cutoff_freq</key>
- <value>Hi_Cut</value>
- </param>
- <param>
- <key>decim</key>
- <value>1</value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>type</key>
- <value>fir_filter_ccf</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(360, 156)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>gain</key>
- <value>1</value>
- </param>
- <param>
- <key>id</key>
- <value>low_pass_filter_0_1</value>
- </param>
- <param>
- <key>interp</key>
- <value>1</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
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- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>width</key>
- <value>1000</value>
- </param>
- <param>
- <key>win</key>
- <value>firdes.WIN_HAMMING</value>
- </param>
- </block>
- <block>
- <key>low_pass_filter</key>
- <param>
- <key>beta</key>
- <value>6.76</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>cutoff_freq</key>
- <value>Hi_Cut</value>
- </param>
- <param>
- <key>decim</key>
- <value>1</value>
- </param>
- <param>
- <key>_enabled</key>
- <value>True</value>
- </param>
- <param>
- <key>type</key>
- <value>fir_filter_ccf</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(360, 292)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>gain</key>
- <value>1</value>
- </param>
- <param>
- <key>id</key>
- <value>low_pass_filter_0_1_0</value>
- </param>
- <param>
- <key>interp</key>
- <value>1</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>width</key>
- <value>1000</value>
- </param>
- <param>
- <key>win</key>
- <value>firdes.WIN_HAMMING</value>
- </param>
- </block>
- <block>
- <key>low_pass_filter</key>
- <param>
- <key>beta</key>
- <value>6.76</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>cutoff_freq</key>
- <value>Hi_Cut</value>
- </param>
- <param>
- <key>decim</key>
- <value>1</value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>type</key>
- <value>fir_filter_ccf</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(728, 276)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>gain</key>
- <value>1</value>
- </param>
- <param>
- <key>id</key>
- <value>low_pass_filter_0_1_0_0</value>
- </param>
- <param>
- <key>interp</key>
- <value>1</value>
- </param>
- <param>
- <key>maxoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>minoutbuf</key>
- <value>0</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>width</key>
- <value>1000</value>
- </param>
- <param>
- <key>win</key>
- <value>firdes.WIN_HAMMING</value>
- </param>
- </block>
- <block>
- <key>wxgui_fftsink2</key>
- <param>
- <key>avg_alpha</key>
- <value>0</value>
- </param>
- <param>
- <key>average</key>
- <value>False</value>
- </param>
- <param>
- <key>baseband_freq</key>
- <value>0</value>
- </param>
- <param>
- <key>alias</key>
- <value></value>
- </param>
- <param>
- <key>comment</key>
- <value></value>
- </param>
- <param>
- <key>affinity</key>
- <value></value>
- </param>
- <param>
- <key>_enabled</key>
- <value>1</value>
- </param>
- <param>
- <key>fft_size</key>
- <value>1024</value>
- </param>
- <param>
- <key>freqvar</key>
- <value>None</value>
- </param>
- <param>
- <key>_coordinate</key>
- <value>(952, 36)</value>
- </param>
- <param>
- <key>_rotation</key>
- <value>0</value>
- </param>
- <param>
- <key>grid_pos</key>
- <value></value>
- </param>
- <param>
- <key>id</key>
- <value>wxgui_fftsink2_0</value>
- </param>
- <param>
- <key>notebook</key>
- <value></value>
- </param>
- <param>
- <key>peak_hold</key>
- <value>False</value>
- </param>
- <param>
- <key>ref_level</key>
- <value>0</value>
- </param>
- <param>
- <key>ref_scale</key>
- <value>2.0</value>
- </param>
- <param>
- <key>fft_rate</key>
- <value>15</value>
- </param>
- <param>
- <key>samp_rate</key>
- <value>samp_rate</value>
- </param>
- <param>
- <key>title</key>
- <value>FFT Plot</value>
- </param>
- <param>
- <key>type</key>
- <value>complex</value>
- </param>
- <param>
- <key>win_size</key>
- <value></value>
- </param>
- <param>
- <key>win</key>
- <value>None</value>
- </param>
- <param>
- <key>y_divs</key>
- <value>10</value>
- </param>
- <param>
- <key>y_per_div</key>
- <value>10</value>
- </param>
- </block>
- <connection>
- <source_block_id>analog_sig_source_x_0_0</source_block_id>
- <sink_block_id>blocks_multiply_xx_0_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>1</sink_key>
- </connection>
- <connection>
- <source_block_id>analog_sig_source_x_0_1</source_block_id>
- <sink_block_id>blocks_multiply_xx_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>1</sink_key>
- </connection>
- <connection>
- <source_block_id>audio_source_0</source_block_id>
- <sink_block_id>band_pass_filter_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>band_pass_filter_0</source_block_id>
- <sink_block_id>hilbert_fc_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>blks2_selector_0</source_block_id>
- <sink_block_id>low_pass_filter_0_1_0_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>blocks_complex_to_real_0</source_block_id>
- <sink_block_id>audio_sink_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>blocks_conjugate_cc_0</source_block_id>
- <sink_block_id>blks2_selector_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>blocks_multiply_xx_0</source_block_id>
- <sink_block_id>low_pass_filter_0_1</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>blocks_multiply_xx_0_0</source_block_id>
- <sink_block_id>low_pass_filter_0_1_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>hilbert_fc_0</source_block_id>
- <sink_block_id>blocks_multiply_xx_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>low_pass_filter_0_1</source_block_id>
- <sink_block_id>blocks_multiply_xx_0_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>low_pass_filter_0_1_0</source_block_id>
- <sink_block_id>blks2_selector_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>1</sink_key>
- </connection>
- <connection>
- <source_block_id>low_pass_filter_0_1_0</source_block_id>
- <sink_block_id>blocks_conjugate_cc_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>low_pass_filter_0_1_0_0</source_block_id>
- <sink_block_id>blocks_complex_to_real_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- <connection>
- <source_block_id>low_pass_filter_0_1_0_0</source_block_id>
- <sink_block_id>wxgui_fftsink2_0</sink_block_id>
- <source_key>0</source_key>
- <sink_key>0</sink_key>
- </connection>
- </flow_graph>
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