rtlsdr_fc0012_fmrx.grc

<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.12'?>
<flow_graph>
  <timestamp>Sat Aug  3 13:59:53 2019</timestamp>
  <block>
    <key>options</key>
    <param>
      <key>author</key>
      <value></value>
    </param>
    <param>
      <key>window_size</key>
      <value>(1333,1480)</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>(8, 8)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>generate_options</key>
      <value>qt_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>sizing_mode</key>
      <value>fixed</value>
    </param>
    <param>
      <key>thread_safe_setters</key>
      <value></value>
    </param>
    <param>
      <key>title</key>
      <value></value>
    </param>
    <param>
      <key>placement</key>
      <value>(0,0)</value>
    </param>
  </block>
  <block>
    <key>variable_function_probe</key>
    <param>
      <key>block_id</key>
      <value>amax_probe</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>function_args</key>
      <value></value>
    </param>
    <param>
      <key>function_name</key>
      <value>level</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(944, 80)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>amax</value>
    </param>
    <param>
      <key>value</key>
      <value>0</value>
    </param>
    <param>
      <key>poll_rate</key>
      <value>10</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>(1080, 76)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>amax2</value>
    </param>
    <param>
      <key>value</key>
      <value>amax</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>(1152, 76)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>avg_before_argmax</value>
    </param>
    <param>
      <key>value</key>
      <value>100</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>(952, 12)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>fftlen</value>
    </param>
    <param>
      <key>value</key>
      <value>1024</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>(1048, 12)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>freq</value>
    </param>
    <param>
      <key>value</key>
      <value>freq_M*1e6</value>
    </param>
  </block>
  <block>
    <key>variable_qtgui_range</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>value</key>
      <value>449</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(344, 8)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>freq_M</value>
    </param>
    <param>
      <key>label</key>
      <value>Frequency (Mhz)</value>
    </param>
    <param>
      <key>min_len</key>
      <value>200</value>
    </param>
    <param>
      <key>orient</key>
      <value>Qt.Horizontal</value>
    </param>
    <param>
      <key>start</key>
      <value>1</value>
    </param>
    <param>
      <key>step</key>
      <value>0.1</value>
    </param>
    <param>
      <key>stop</key>
      <value>6000</value>
    </param>
    <param>
      <key>rangeType</key>
      <value>float</value>
    </param>
    <param>
      <key>widget</key>
      <value>counter_slider</value>
    </param>
  </block>
  <block>
    <key>variable_qtgui_range</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>value</key>
      <value>18.7</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(496, 8)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>rf_amp</value>
    </param>
    <param>
      <key>label</key>
      <value>RF Gain</value>
    </param>
    <param>
      <key>min_len</key>
      <value>200</value>
    </param>
    <param>
      <key>orient</key>
      <value>Qt.Horizontal</value>
    </param>
    <param>
      <key>start</key>
      <value>-8.6</value>
    </param>
    <param>
      <key>step</key>
      <value>0.1</value>
    </param>
    <param>
      <key>stop</key>
      <value>18.7</value>
    </param>
    <param>
      <key>rangeType</key>
      <value>float</value>
    </param>
    <param>
      <key>widget</key>
      <value>counter_slider</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(176, 36)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>samp_M</value>
    </param>
    <param>
      <key>value</key>
      <value>2.4</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 12)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>value</key>
      <value>samp_M*1e6</value>
    </param>
  </block>
  <block>
    <key>variable_qtgui_range</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>value</key>
      <value>-35</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(616, 8)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>squelch_control</value>
    </param>
    <param>
      <key>label</key>
      <value>Squelch Threshold</value>
    </param>
    <param>
      <key>min_len</key>
      <value>200</value>
    </param>
    <param>
      <key>orient</key>
      <value>Qt.Horizontal</value>
    </param>
    <param>
      <key>start</key>
      <value>-100</value>
    </param>
    <param>
      <key>step</key>
      <value>1</value>
    </param>
    <param>
      <key>stop</key>
      <value>0</value>
    </param>
    <param>
      <key>rangeType</key>
      <value>float</value>
    </param>
    <param>
      <key>widget</key>
      <value>counter_slider</value>
    </param>
  </block>
  <block>
    <key>blocks_probe_signal_x</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>(824, 616)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>amax_probe</value>
    </param>
    <param>
      <key>type</key>
      <value>short</value>
    </param>
  </block>
  <block>
    <key>analog_nbfm_rx</key>
    <param>
      <key>audio_rate</key>
      <value>48000</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>(584, 1232)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>analog_nbfm_rx_0</value>
    </param>
    <param>
      <key>max_dev</key>
      <value>5e3</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>quad_rate</key>
      <value>int(samp_rate/10)</value>
    </param>
    <param>
      <key>tau</key>
      <value>75e-6</value>
    </param>
  </block>
  <block>
    <key>analog_pwr_squelch_xx</key>
    <param>
      <key>alpha</key>
      <value>1e-4</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>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(608, 1072)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>gate</key>
      <value>True</value>
    </param>
    <param>
      <key>id</key>
      <value>analog_pwr_squelch_xx_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>ramp</key>
      <value>0</value>
    </param>
    <param>
      <key>threshold</key>
      <value>squelch_control</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
  </block>
  <block>
    <key>analog_pwr_squelch_xx</key>
    <param>
      <key>alpha</key>
      <value>1e-4</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>(400, 1232)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>gate</key>
      <value>True</value>
    </param>
    <param>
      <key>id</key>
      <value>analog_pwr_squelch_xx_0_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>ramp</key>
      <value>0</value>
    </param>
    <param>
      <key>threshold</key>
      <value>squelch_control</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</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>(((fftlen/2)-amax2)/float(fftlen))*samp_rate</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 824)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>analog_sig_source_x_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_wfm_rcv</key>
    <param>
      <key>audio_decimation</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>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(792, 1084)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>analog_wfm_rcv_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>quad_rate</key>
      <value>250e3</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>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1184, 1092)</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>48000</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>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1184, 1252)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>audio_sink_0_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>48000</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value>WBFM Path</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 1092)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blah</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>signal_tuned</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value>N
BFM Path</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 1252)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blah_0</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>signal_tuned</value>
    </param>
  </block>
  <block>
    <key>blocks_argmax_xx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value>Frequency-domain Peak-finder (argmax)</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(632, 616)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_argmax_xx_0</value>
    </param>
    <param>
      <key>type</key>
      <value>float</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>num_inputs</key>
      <value>1</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1024</value>
    </param>
  </block>
  <block>
    <key>blocks_complex_to_mag_squared</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>(768, 388)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_complex_to_mag_squared_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</value>
    </param>
  </block>
  <block>
    <key>blocks_keep_one_in_n</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>(272, 508)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_keep_one_in_n_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>n</key>
      <value>16</value>
    </param>
    <param>
      <key>type</key>
      <value>float</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</value>
    </param>
  </block>
  <block>
    <key>blocks_moving_average_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>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(416, 608)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_moving_average_xx_0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</value>
    </param>
    <param>
      <key>length</key>
      <value>avg_before_argmax</value>
    </param>
    <param>
      <key>max_iter</key>
      <value>4000</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>scale</key>
      <value>1</value>
    </param>
    <param>
      <key>type</key>
      <value>float</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const</key>
      <value>[1.0/fftlen] * fftlen</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(576, 380)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const</key>
      <value>[1] * (fftlen/2) + [0] + [1] * (fftlen/2-1)</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(208, 620)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_1</value>
    </param>
    <param>
      <key>type</key>
      <value>float</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</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>(224, 776)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_multiply_xx_0</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</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>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_nlog10_ff</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>(464, 500)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_nlog10_ff_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</value>
    </param>
    <param>
      <key>k</key>
      <value>0</value>
    </param>
    <param>
      <key>n</key>
      <value>10</value>
    </param>
  </block>
  <block>
    <key>blocks_null_sink</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>bus_conns</key>
      <value>[[0,],]</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>(824, 656)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_null_sink_0</value>
    </param>
    <param>
      <key>type</key>
      <value>short</value>
    </param>
    <param>
      <key>num_inputs</key>
      <value>1</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_stream_to_vector</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>(192, 388)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_stream_to_vector_0</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>num_items</key>
      <value>fftlen</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_wavfile_sink</key>
    <param>
      <key>bits_per_sample</key>
      <value>8</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>file</key>
      <value>D:\1.wav</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(976, 1356)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_wavfile_sink_0</value>
    </param>
    <param>
      <key>nchan</key>
      <value>1</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>48000</value>
    </param>
  </block>
  <block>
    <key>blocks_wavfile_sink</key>
    <param>
      <key>bits_per_sample</key>
      <value>8</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>0</value>
    </param>
    <param>
      <key>file</key>
      <value>/home/piloteer/바탕화면/test.wav</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1152, 948)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_wavfile_sink_0_0</value>
    </param>
    <param>
      <key>nchan</key>
      <value>1</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>48000</value>
    </param>
  </block>
  <block>
    <key>epy_block</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_io_cache</key>
      <value>('Vector Position Indicator', 'blk', [('pos_init', '2'), ('pos_end', '3'), ('veclen', '1024')], [], [('0', 'float', 1024)], 'arguments to this function show up as parameters in GRC', ['pos_end', 'pos_init', 'veclen'])</value>
    </param>
    <param>
      <key>_source_code</key>
      <value>"""
Vector Position Indicator
"""

import numpy as np
from gnuradio import gr


class blk(gr.sync_block):  # other base classes are basic_block, decim_block, interp_block

	def __init__(self, pos_init=2, pos_end=3, veclen=1024):  
		"""arguments to this function show up as parameters in GRC"""
		gr.sync_block.__init__(
			self,
			name='Vector Position Indicator',   # will show up in GRC
			in_sig=[],
			out_sig=[(np.float32, veclen)]
		)
		self.pos_init = pos_init
		self.pos_end = pos_end
		self.veclen = veclen

	def work(self, input_items, output_items):
		try:
			output_items[0][0][:] = np.zeros(self.veclen, dtype=np.float32) - 1000
			output_items[0][0][int(self.pos_init):int(self.pos_end)] = np.zeros(int(self.pos_end-self.pos_init), dtype=np.float32) + 1000
		except:
			pass
		for i in range (1, len(output_items[0])):
			output_items[0][i][:] = output_items[0][0][:]
		return len(output_items[0])
</value>
    </param>
    <param>
      <key>comment</key>
      <value>GUI Plot</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(824, 228)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>epy_block_0</value>
    </param>
    <param>
      <key>pos_end</key>
      <value>min(amax2+10,fftlen-1)</value>
    </param>
    <param>
      <key>pos_init</key>
      <value>max(amax2-10,0)</value>
    </param>
    <param>
      <key>veclen</key>
      <value>fftlen</value>
    </param>
  </block>
  <block>
    <key>fft_vxx</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>fft_size</key>
      <value>fftlen</value>
    </param>
    <param>
      <key>forward</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(360, 360)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>fft_vxx_0</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>nthreads</key>
      <value>1</value>
    </param>
    <param>
      <key>shift</key>
      <value>True</value>
    </param>
    <param>
      <key>window</key>
      <value>window.blackmanharris(fftlen)</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>100e3</value>
    </param>
    <param>
      <key>decim</key>
      <value>2</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>type</key>
      <value>fir_filter_ccf</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(408, 1048)</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</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>500e3</value>
    </param>
    <param>
      <key>width</key>
      <value>200e3</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>5000</value>
    </param>
    <param>
      <key>decim</key>
      <value>10</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>(216, 1208)</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_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>2000</value>
    </param>
    <param>
      <key>win</key>
      <value>firdes.WIN_HAMMING</value>
    </param>
  </block>
  <block>
    <key>osmosdr_source</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>ant0</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain0</key>
      <value>0</value>
    </param>
    <param>
      <key>bw0</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>dc_offset_mode0</key>
      <value>0</value>
    </param>
    <param>
      <key>corr0</key>
      <value>0</value>
    </param>
    <param>
      <key>freq0</key>
      <value>freq</value>
    </param>
    <param>
      <key>gain_mode0</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain0</key>
      <value>0</value>
    </param>
    <param>
      <key>iq_balance_mode0</key>
      <value>0</value>
    </param>
    <param>
      <key>gain0</key>
      <value>rf_amp</value>
    </param>
    <param>
      <key>ant10</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain10</key>
      <value>20</value>
    </param>
    <param>
      <key>bw10</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode10</key>
      <value>0</value>
    </param>
    <param>
      <key>corr10</key>
      <value>0</value>
    </param>
    <param>
      <key>freq10</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode10</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain10</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode10</key>
      <value>0</value>
    </param>
    <param>
      <key>gain10</key>
      <value>10</value>
    </param>
    <param>
      <key>ant11</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain11</key>
      <value>20</value>
    </param>
    <param>
      <key>bw11</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode11</key>
      <value>0</value>
    </param>
    <param>
      <key>corr11</key>
      <value>0</value>
    </param>
    <param>
      <key>freq11</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode11</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain11</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode11</key>
      <value>0</value>
    </param>
    <param>
      <key>gain11</key>
      <value>10</value>
    </param>
    <param>
      <key>ant12</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain12</key>
      <value>20</value>
    </param>
    <param>
      <key>bw12</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode12</key>
      <value>0</value>
    </param>
    <param>
      <key>corr12</key>
      <value>0</value>
    </param>
    <param>
      <key>freq12</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode12</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain12</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode12</key>
      <value>0</value>
    </param>
    <param>
      <key>gain12</key>
      <value>10</value>
    </param>
    <param>
      <key>ant13</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain13</key>
      <value>20</value>
    </param>
    <param>
      <key>bw13</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode13</key>
      <value>0</value>
    </param>
    <param>
      <key>corr13</key>
      <value>0</value>
    </param>
    <param>
      <key>freq13</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode13</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain13</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode13</key>
      <value>0</value>
    </param>
    <param>
      <key>gain13</key>
      <value>10</value>
    </param>
    <param>
      <key>ant14</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain14</key>
      <value>20</value>
    </param>
    <param>
      <key>bw14</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode14</key>
      <value>0</value>
    </param>
    <param>
      <key>corr14</key>
      <value>0</value>
    </param>
    <param>
      <key>freq14</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode14</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain14</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode14</key>
      <value>0</value>
    </param>
    <param>
      <key>gain14</key>
      <value>10</value>
    </param>
    <param>
      <key>ant15</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain15</key>
      <value>20</value>
    </param>
    <param>
      <key>bw15</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode15</key>
      <value>0</value>
    </param>
    <param>
      <key>corr15</key>
      <value>0</value>
    </param>
    <param>
      <key>freq15</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode15</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain15</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode15</key>
      <value>0</value>
    </param>
    <param>
      <key>gain15</key>
      <value>10</value>
    </param>
    <param>
      <key>ant16</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain16</key>
      <value>20</value>
    </param>
    <param>
      <key>bw16</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode16</key>
      <value>0</value>
    </param>
    <param>
      <key>corr16</key>
      <value>0</value>
    </param>
    <param>
      <key>freq16</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode16</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain16</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode16</key>
      <value>0</value>
    </param>
    <param>
      <key>gain16</key>
      <value>10</value>
    </param>
    <param>
      <key>ant17</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain17</key>
      <value>20</value>
    </param>
    <param>
      <key>bw17</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode17</key>
      <value>0</value>
    </param>
    <param>
      <key>corr17</key>
      <value>0</value>
    </param>
    <param>
      <key>freq17</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode17</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain17</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode17</key>
      <value>0</value>
    </param>
    <param>
      <key>gain17</key>
      <value>10</value>
    </param>
    <param>
      <key>ant18</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain18</key>
      <value>20</value>
    </param>
    <param>
      <key>bw18</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode18</key>
      <value>0</value>
    </param>
    <param>
      <key>corr18</key>
      <value>0</value>
    </param>
    <param>
      <key>freq18</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode18</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain18</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode18</key>
      <value>0</value>
    </param>
    <param>
      <key>gain18</key>
      <value>10</value>
    </param>
    <param>
      <key>ant19</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain19</key>
      <value>20</value>
    </param>
    <param>
      <key>bw19</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode19</key>
      <value>0</value>
    </param>
    <param>
      <key>corr19</key>
      <value>0</value>
    </param>
    <param>
      <key>freq19</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode19</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain19</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode19</key>
      <value>0</value>
    </param>
    <param>
      <key>gain19</key>
      <value>10</value>
    </param>
    <param>
      <key>ant1</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain1</key>
      <value>20</value>
    </param>
    <param>
      <key>bw1</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode1</key>
      <value>0</value>
    </param>
    <param>
      <key>corr1</key>
      <value>0</value>
    </param>
    <param>
      <key>freq1</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode1</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain1</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode1</key>
      <value>0</value>
    </param>
    <param>
      <key>gain1</key>
      <value>10</value>
    </param>
    <param>
      <key>ant20</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain20</key>
      <value>20</value>
    </param>
    <param>
      <key>bw20</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode20</key>
      <value>0</value>
    </param>
    <param>
      <key>corr20</key>
      <value>0</value>
    </param>
    <param>
      <key>freq20</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode20</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain20</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode20</key>
      <value>0</value>
    </param>
    <param>
      <key>gain20</key>
      <value>10</value>
    </param>
    <param>
      <key>ant21</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain21</key>
      <value>20</value>
    </param>
    <param>
      <key>bw21</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode21</key>
      <value>0</value>
    </param>
    <param>
      <key>corr21</key>
      <value>0</value>
    </param>
    <param>
      <key>freq21</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode21</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain21</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode21</key>
      <value>0</value>
    </param>
    <param>
      <key>gain21</key>
      <value>10</value>
    </param>
    <param>
      <key>ant22</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain22</key>
      <value>20</value>
    </param>
    <param>
      <key>bw22</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode22</key>
      <value>0</value>
    </param>
    <param>
      <key>corr22</key>
      <value>0</value>
    </param>
    <param>
      <key>freq22</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode22</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain22</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode22</key>
      <value>0</value>
    </param>
    <param>
      <key>gain22</key>
      <value>10</value>
    </param>
    <param>
      <key>ant23</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain23</key>
      <value>20</value>
    </param>
    <param>
      <key>bw23</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode23</key>
      <value>0</value>
    </param>
    <param>
      <key>corr23</key>
      <value>0</value>
    </param>
    <param>
      <key>freq23</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode23</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain23</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode23</key>
      <value>0</value>
    </param>
    <param>
      <key>gain23</key>
      <value>10</value>
    </param>
    <param>
      <key>ant24</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain24</key>
      <value>20</value>
    </param>
    <param>
      <key>bw24</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode24</key>
      <value>0</value>
    </param>
    <param>
      <key>corr24</key>
      <value>0</value>
    </param>
    <param>
      <key>freq24</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode24</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain24</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode24</key>
      <value>0</value>
    </param>
    <param>
      <key>gain24</key>
      <value>10</value>
    </param>
    <param>
      <key>ant25</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain25</key>
      <value>20</value>
    </param>
    <param>
      <key>bw25</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode25</key>
      <value>0</value>
    </param>
    <param>
      <key>corr25</key>
      <value>0</value>
    </param>
    <param>
      <key>freq25</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode25</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain25</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode25</key>
      <value>0</value>
    </param>
    <param>
      <key>gain25</key>
      <value>10</value>
    </param>
    <param>
      <key>ant26</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain26</key>
      <value>20</value>
    </param>
    <param>
      <key>bw26</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode26</key>
      <value>0</value>
    </param>
    <param>
      <key>corr26</key>
      <value>0</value>
    </param>
    <param>
      <key>freq26</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode26</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain26</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode26</key>
      <value>0</value>
    </param>
    <param>
      <key>gain26</key>
      <value>10</value>
    </param>
    <param>
      <key>ant27</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain27</key>
      <value>20</value>
    </param>
    <param>
      <key>bw27</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode27</key>
      <value>0</value>
    </param>
    <param>
      <key>corr27</key>
      <value>0</value>
    </param>
    <param>
      <key>freq27</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode27</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain27</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode27</key>
      <value>0</value>
    </param>
    <param>
      <key>gain27</key>
      <value>10</value>
    </param>
    <param>
      <key>ant28</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain28</key>
      <value>20</value>
    </param>
    <param>
      <key>bw28</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode28</key>
      <value>0</value>
    </param>
    <param>
      <key>corr28</key>
      <value>0</value>
    </param>
    <param>
      <key>freq28</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode28</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain28</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode28</key>
      <value>0</value>
    </param>
    <param>
      <key>gain28</key>
      <value>10</value>
    </param>
    <param>
      <key>ant29</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain29</key>
      <value>20</value>
    </param>
    <param>
      <key>bw29</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode29</key>
      <value>0</value>
    </param>
    <param>
      <key>corr29</key>
      <value>0</value>
    </param>
    <param>
      <key>freq29</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode29</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain29</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode29</key>
      <value>0</value>
    </param>
    <param>
      <key>gain29</key>
      <value>10</value>
    </param>
    <param>
      <key>ant2</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain2</key>
      <value>20</value>
    </param>
    <param>
      <key>bw2</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode2</key>
      <value>0</value>
    </param>
    <param>
      <key>corr2</key>
      <value>0</value>
    </param>
    <param>
      <key>freq2</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode2</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain2</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode2</key>
      <value>0</value>
    </param>
    <param>
      <key>gain2</key>
      <value>10</value>
    </param>
    <param>
      <key>ant30</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain30</key>
      <value>20</value>
    </param>
    <param>
      <key>bw30</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode30</key>
      <value>0</value>
    </param>
    <param>
      <key>corr30</key>
      <value>0</value>
    </param>
    <param>
      <key>freq30</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode30</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain30</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode30</key>
      <value>0</value>
    </param>
    <param>
      <key>gain30</key>
      <value>10</value>
    </param>
    <param>
      <key>ant31</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain31</key>
      <value>20</value>
    </param>
    <param>
      <key>bw31</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode31</key>
      <value>0</value>
    </param>
    <param>
      <key>corr31</key>
      <value>0</value>
    </param>
    <param>
      <key>freq31</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode31</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain31</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode31</key>
      <value>0</value>
    </param>
    <param>
      <key>gain31</key>
      <value>10</value>
    </param>
    <param>
      <key>ant3</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain3</key>
      <value>20</value>
    </param>
    <param>
      <key>bw3</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode3</key>
      <value>0</value>
    </param>
    <param>
      <key>corr3</key>
      <value>0</value>
    </param>
    <param>
      <key>freq3</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode3</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain3</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode3</key>
      <value>0</value>
    </param>
    <param>
      <key>gain3</key>
      <value>10</value>
    </param>
    <param>
      <key>ant4</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain4</key>
      <value>20</value>
    </param>
    <param>
      <key>bw4</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode4</key>
      <value>0</value>
    </param>
    <param>
      <key>corr4</key>
      <value>0</value>
    </param>
    <param>
      <key>freq4</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode4</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain4</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode4</key>
      <value>0</value>
    </param>
    <param>
      <key>gain4</key>
      <value>10</value>
    </param>
    <param>
      <key>ant5</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain5</key>
      <value>20</value>
    </param>
    <param>
      <key>bw5</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode5</key>
      <value>0</value>
    </param>
    <param>
      <key>corr5</key>
      <value>0</value>
    </param>
    <param>
      <key>freq5</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode5</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain5</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode5</key>
      <value>0</value>
    </param>
    <param>
      <key>gain5</key>
      <value>10</value>
    </param>
    <param>
      <key>ant6</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain6</key>
      <value>20</value>
    </param>
    <param>
      <key>bw6</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode6</key>
      <value>0</value>
    </param>
    <param>
      <key>corr6</key>
      <value>0</value>
    </param>
    <param>
      <key>freq6</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode6</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain6</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode6</key>
      <value>0</value>
    </param>
    <param>
      <key>gain6</key>
      <value>10</value>
    </param>
    <param>
      <key>ant7</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain7</key>
      <value>20</value>
    </param>
    <param>
      <key>bw7</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode7</key>
      <value>0</value>
    </param>
    <param>
      <key>corr7</key>
      <value>0</value>
    </param>
    <param>
      <key>freq7</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode7</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain7</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode7</key>
      <value>0</value>
    </param>
    <param>
      <key>gain7</key>
      <value>10</value>
    </param>
    <param>
      <key>ant8</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain8</key>
      <value>20</value>
    </param>
    <param>
      <key>bw8</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode8</key>
      <value>0</value>
    </param>
    <param>
      <key>corr8</key>
      <value>0</value>
    </param>
    <param>
      <key>freq8</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode8</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain8</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode8</key>
      <value>0</value>
    </param>
    <param>
      <key>gain8</key>
      <value>10</value>
    </param>
    <param>
      <key>ant9</key>
      <value></value>
    </param>
    <param>
      <key>bb_gain9</key>
      <value>20</value>
    </param>
    <param>
      <key>bw9</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offset_mode9</key>
      <value>0</value>
    </param>
    <param>
      <key>corr9</key>
      <value>0</value>
    </param>
    <param>
      <key>freq9</key>
      <value>100e6</value>
    </param>
    <param>
      <key>gain_mode9</key>
      <value>False</value>
    </param>
    <param>
      <key>if_gain9</key>
      <value>20</value>
    </param>
    <param>
      <key>iq_balance_mode9</key>
      <value>0</value>
    </param>
    <param>
      <key>gain9</key>
      <value>10</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>args</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(0, 148)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>osmosdr_source_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>clock_source0</key>
      <value></value>
    </param>
    <param>
      <key>time_source0</key>
      <value></value>
    </param>
    <param>
      <key>clock_source1</key>
      <value></value>
    </param>
    <param>
      <key>time_source1</key>
      <value></value>
    </param>
    <param>
      <key>clock_source2</key>
      <value></value>
    </param>
    <param>
      <key>time_source2</key>
      <value></value>
    </param>
    <param>
      <key>clock_source3</key>
      <value></value>
    </param>
    <param>
      <key>time_source3</key>
      <value></value>
    </param>
    <param>
      <key>clock_source4</key>
      <value></value>
    </param>
    <param>
      <key>time_source4</key>
      <value></value>
    </param>
    <param>
      <key>clock_source5</key>
      <value></value>
    </param>
    <param>
      <key>time_source5</key>
      <value></value>
    </param>
    <param>
      <key>clock_source6</key>
      <value></value>
    </param>
    <param>
      <key>time_source6</key>
      <value></value>
    </param>
    <param>
      <key>clock_source7</key>
      <value></value>
    </param>
    <param>
      <key>time_source7</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>nchan</key>
      <value>1</value>
    </param>
    <param>
      <key>num_mboards</key>
      <value>1</value>
    </param>
    <param>
      <key>type</key>
      <value>fc32</value>
    </param>
    <param>
      <key>sample_rate</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>sync</key>
      <value></value>
    </param>
  </block>
  <block>
    <key>qtgui_freq_sink_x</key>
    <param>
      <key>autoscale</key>
      <value>False</value>
    </param>
    <param>
      <key>average</key>
      <value>1.0</value>
    </param>
    <param>
      <key>axislabels</key>
      <value>True</value>
    </param>
    <param>
      <key>bw</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>fc</key>
      <value>0</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>ctrlpanel</key>
      <value>False</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>fftsize</key>
      <value>1024</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(408, 896)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid</key>
      <value>False</value>
    </param>
    <param>
      <key>id</key>
      <value>qtgui_freq_sink_x_0</value>
    </param>
    <param>
      <key>legend</key>
      <value>True</value>
    </param>
    <param>
      <key>alpha1</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color1</key>
      <value>"blue"</value>
    </param>
    <param>
      <key>label1</key>
      <value></value>
    </param>
    <param>
      <key>width1</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha10</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color10</key>
      <value>"dark blue"</value>
    </param>
    <param>
      <key>label10</key>
      <value></value>
    </param>
    <param>
      <key>width10</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha2</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color2</key>
      <value>"red"</value>
    </param>
    <param>
      <key>label2</key>
      <value></value>
    </param>
    <param>
      <key>width2</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha3</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color3</key>
      <value>"green"</value>
    </param>
    <param>
      <key>label3</key>
      <value></value>
    </param>
    <param>
      <key>width3</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha4</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color4</key>
      <value>"black"</value>
    </param>
    <param>
      <key>label4</key>
      <value></value>
    </param>
    <param>
      <key>width4</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha5</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color5</key>
      <value>"cyan"</value>
    </param>
    <param>
      <key>label5</key>
      <value></value>
    </param>
    <param>
      <key>width5</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha6</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color6</key>
      <value>"magenta"</value>
    </param>
    <param>
      <key>label6</key>
      <value></value>
    </param>
    <param>
      <key>width6</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha7</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color7</key>
      <value>"yellow"</value>
    </param>
    <param>
      <key>label7</key>
      <value></value>
    </param>
    <param>
      <key>width7</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha8</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color8</key>
      <value>"dark red"</value>
    </param>
    <param>
      <key>label8</key>
      <value></value>
    </param>
    <param>
      <key>width8</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha9</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color9</key>
      <value>"dark green"</value>
    </param>
    <param>
      <key>label9</key>
      <value></value>
    </param>
    <param>
      <key>width9</key>
      <value>1</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>name</key>
      <value>""</value>
    </param>
    <param>
      <key>nconnections</key>
      <value>1</value>
    </param>
    <param>
      <key>showports</key>
      <value>True</value>
    </param>
    <param>
      <key>freqhalf</key>
      <value>True</value>
    </param>
    <param>
      <key>tr_chan</key>
      <value>0</value>
    </param>
    <param>
      <key>tr_level</key>
      <value>0.0</value>
    </param>
    <param>
      <key>tr_mode</key>
      <value>qtgui.TRIG_MODE_FREE</value>
    </param>
    <param>
      <key>tr_tag</key>
      <value>""</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>update_time</key>
      <value>0.10</value>
    </param>
    <param>
      <key>wintype</key>
      <value>firdes.WIN_BLACKMAN_hARRIS</value>
    </param>
    <param>
      <key>label</key>
      <value>Relative Gain</value>
    </param>
    <param>
      <key>ymax</key>
      <value>10</value>
    </param>
    <param>
      <key>ymin</key>
      <value>-140</value>
    </param>
    <param>
      <key>units</key>
      <value>dB</value>
    </param>
  </block>
  <block>
    <key>qtgui_vector_sink_f</key>
    <param>
      <key>autoscale</key>
      <value>False</value>
    </param>
    <param>
      <key>average</key>
      <value>1.0</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>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1064, 172)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid</key>
      <value>False</value>
    </param>
    <param>
      <key>id</key>
      <value>qtgui_vector_sink_f_0</value>
    </param>
    <param>
      <key>alpha1</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color1</key>
      <value>"blue"</value>
    </param>
    <param>
      <key>label1</key>
      <value></value>
    </param>
    <param>
      <key>width1</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha10</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color10</key>
      <value>"dark blue"</value>
    </param>
    <param>
      <key>label10</key>
      <value></value>
    </param>
    <param>
      <key>width10</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha2</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color2</key>
      <value>"red"</value>
    </param>
    <param>
      <key>label2</key>
      <value></value>
    </param>
    <param>
      <key>width2</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha3</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color3</key>
      <value>"green"</value>
    </param>
    <param>
      <key>label3</key>
      <value></value>
    </param>
    <param>
      <key>width3</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha4</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color4</key>
      <value>"black"</value>
    </param>
    <param>
      <key>label4</key>
      <value></value>
    </param>
    <param>
      <key>width4</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha5</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color5</key>
      <value>"cyan"</value>
    </param>
    <param>
      <key>label5</key>
      <value></value>
    </param>
    <param>
      <key>width5</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha6</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color6</key>
      <value>"magenta"</value>
    </param>
    <param>
      <key>label6</key>
      <value></value>
    </param>
    <param>
      <key>width6</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha7</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color7</key>
      <value>"yellow"</value>
    </param>
    <param>
      <key>label7</key>
      <value></value>
    </param>
    <param>
      <key>width7</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha8</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color8</key>
      <value>"dark red"</value>
    </param>
    <param>
      <key>label8</key>
      <value></value>
    </param>
    <param>
      <key>width8</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha9</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color9</key>
      <value>"dark green"</value>
    </param>
    <param>
      <key>label9</key>
      <value></value>
    </param>
    <param>
      <key>width9</key>
      <value>1</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>name</key>
      <value>"Power Spectrum"</value>
    </param>
    <param>
      <key>nconnections</key>
      <value>2</value>
    </param>
    <param>
      <key>ref_level</key>
      <value>0</value>
    </param>
    <param>
      <key>showports</key>
      <value>True</value>
    </param>
    <param>
      <key>update_time</key>
      <value>0.10</value>
    </param>
    <param>
      <key>vlen</key>
      <value>fftlen</value>
    </param>
    <param>
      <key>x_axis_label</key>
      <value>"Freq (MHz)"</value>
    </param>
    <param>
      <key>x_start</key>
      <value>freq_M - (samp_M/2)</value>
    </param>
    <param>
      <key>x_step</key>
      <value>float(samp_M)/fftlen</value>
    </param>
    <param>
      <key>x_units</key>
      <value>"(MHz)"</value>
    </param>
    <param>
      <key>ymax</key>
      <value>10</value>
    </param>
    <param>
      <key>ymin</key>
      <value>-140</value>
    </param>
    <param>
      <key>y_axis_label</key>
      <value>"Power (dBFS)"</value>
    </param>
    <param>
      <key>y_units</key>
      <value>"dBFS"</value>
    </param>
  </block>
  <block>
    <key>rational_resampler_xxx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value>to 500kS/s</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>decim</key>
      <value>int(samp_M *2 * 5)</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>fbw</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(216, 1072)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>rational_resampler_xxx_0</value>
    </param>
    <param>
      <key>interp</key>
      <value>1 * 5</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>taps</key>
      <value></value>
    </param>
    <param>
      <key>type</key>
      <value>ccc</value>
    </param>
  </block>
  <block>
    <key>rational_resampler_xxx</key>
    <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>125</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>fbw</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(984, 1072)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>rational_resampler_xxx_1</value>
    </param>
    <param>
      <key>interp</key>
      <value>24</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>taps</key>
      <value></value>
    </param>
    <param>
      <key>type</key>
      <value>fff</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>comment</key>
      <value>periodogram (dB scale)</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(368, 788)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>sigt</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>signal_tuned</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>comment</key>
      <value>periodogram (dB scale)</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(664, 516)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_sink_0</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>psd_dB</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>comment</key>
      <value>periodogram (linear)</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(944, 388)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_sink_0_0</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>psd_linear</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>comment</key>
      <value>Incoming I-Q signal</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(232, 212)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_sink_1</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>sig_in</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(880, 180)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_source_0</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>psd_dB</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 388)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_source_1</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>sig_in</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 628)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_source_1_0</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>psd_linear</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 516)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_source_1_1</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>psd_linear</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 772)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_source_1_2</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>sig_in</value>
    </param>
  </block>
  <connection>
    <source_block_id>analog_nbfm_rx_0</source_block_id>
    <sink_block_id>audio_sink_0_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>analog_nbfm_rx_0</source_block_id>
    <sink_block_id>blocks_wavfile_sink_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>analog_pwr_squelch_xx_0</source_block_id>
    <sink_block_id>analog_wfm_rcv_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>analog_pwr_squelch_xx_0_0</source_block_id>
    <sink_block_id>analog_nbfm_rx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>analog_sig_source_x_0</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>analog_wfm_rcv_0</source_block_id>
    <sink_block_id>rational_resampler_xxx_1</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blah</source_block_id>
    <sink_block_id>rational_resampler_xxx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blah_0</source_block_id>
    <sink_block_id>low_pass_filter_0_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_argmax_xx_0</source_block_id>
    <sink_block_id>blocks_null_sink_0</sink_block_id>
    <source_key>1</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_argmax_xx_0</source_block_id>
    <sink_block_id>amax_probe</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_complex_to_mag_squared_0</source_block_id>
    <sink_block_id>virtual_sink_0_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_keep_one_in_n_0</source_block_id>
    <sink_block_id>blocks_nlog10_ff_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_moving_average_xx_0</source_block_id>
    <sink_block_id>blocks_argmax_xx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_multiply_const_vxx_0</source_block_id>
    <sink_block_id>blocks_complex_to_mag_squared_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_multiply_const_vxx_1</source_block_id>
    <sink_block_id>blocks_moving_average_xx_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>qtgui_freq_sink_x_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>sigt</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_nlog10_ff_0</source_block_id>
    <sink_block_id>virtual_sink_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_stream_to_vector_0</source_block_id>
    <sink_block_id>fft_vxx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>epy_block_0</source_block_id>
    <sink_block_id>qtgui_vector_sink_f_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>1</sink_key>
  </connection>
  <connection>
    <source_block_id>fft_vxx_0</source_block_id>
    <sink_block_id>blocks_multiply_const_vxx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>low_pass_filter_0</source_block_id>
    <sink_block_id>analog_pwr_squelch_xx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>low_pass_filter_0_0</source_block_id>
    <sink_block_id>analog_pwr_squelch_xx_0_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>osmosdr_source_0</source_block_id>
    <sink_block_id>virtual_sink_1</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>rational_resampler_xxx_0</source_block_id>
    <sink_block_id>low_pass_filter_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>rational_resampler_xxx_1</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>rational_resampler_xxx_1</source_block_id>
    <sink_block_id>blocks_wavfile_sink_0_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>virtual_source_0</source_block_id>
    <sink_block_id>qtgui_vector_sink_f_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>virtual_source_1</source_block_id>
    <sink_block_id>blocks_stream_to_vector_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>virtual_source_1_0</source_block_id>
    <sink_block_id>blocks_multiply_const_vxx_1</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>virtual_source_1_1</source_block_id>
    <sink_block_id>blocks_keep_one_in_n_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>virtual_source_1_2</source_block_id>
    <sink_block_id>blocks_multiply_xx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
</flow_graph>