noaa_demo.grc

<?xml version='1.0' encoding='ASCII'?>
<?grc format='1' created='3.7.6'?>
<flow_graph>
  <timestamp>Tue Jul 21 12:45:14 2015</timestamp>
  <block>
    <key>options</key>
    <param>
      <key>id</key>
      <value>noaa_demo</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>title</key>
      <value>NOAA Demo based on PFB Channelizer Demo</value>
    </param>
    <param>
      <key>author</key>
      <value>Chris Kuethe &lt;chris.kuethe+github@gmail.com&gt;</value>
    </param>
    <param>
      <key>description</key>
      <value></value>
    </param>
    <param>
      <key>window_size</key>
      <value>1350, 2048</value>
    </param>
    <param>
      <key>generate_options</key>
      <value>qt_gui</value>
    </param>
    <param>
      <key>category</key>
      <value>Custom</value>
    </param>
    <param>
      <key>run_options</key>
      <value>prompt</value>
    </param>
    <param>
      <key>run</key>
      <value>True</value>
    </param>
    <param>
      <key>max_nouts</key>
      <value>fftwidth</value>
    </param>
    <param>
      <key>realtime_scheduling</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1120, 5)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>lpf_taps</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>firdes.low_pass(1.0, hardware_rate, oversampled_width / 2,noaa_chan_width, firdes.WIN_HAMMING, 6.76)
</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(216, 93)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>decimation</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>hardware_rate / oversampled_width</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(152, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>tuner_freq</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>162.3e6</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(264, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>target_freq</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>noaa_band_center</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(376, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>tuner_offset</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>target_freq - tuner_freq</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(504, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>hardware_rate</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>int(1e6)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 19)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>ppm_corr</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>tuner_freq * (ppm/1e6)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(624, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>fftwidth</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>512</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(728, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>fft_interval</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>1.0/20</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(824, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_chan_width</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>int(25e3)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(416, 93)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_fm_dev</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>int(5e3)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(568, 93)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_band_width</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>noaa_chan_width * noaa_num_chans</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(696, 93)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>oversampled_width</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>noaa_chan_width * (noaa_num_chans + 1)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(848, 93)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_band_start</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>162.4e6</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_band_center</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>noaa_band_start + (noaa_num_chans / 2 * noaa_chan_width)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(168, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_band_end</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>noaa_band_start + (noaa_num_chans * noaa_chan_width)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(328, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>channel_names</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>map(lambda x: "%.3fMHz" % (162.4 + (x*0.025)), channel_map)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(472, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>lpf_sizeof_taps</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>len(lpf_taps)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(696, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>pfb_sizeof_taps</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>len(pfb_taps)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(832, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>channel_map</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>range(0, noaa_num_chans)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(976, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>noaa_num_chans</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>7</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(936, 21)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>channelizer_map</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>5,6,7,0,1,2,3</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1144, 165)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>180</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>id</key>
      <value>pfb_taps</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>value</key>
      <value>firdes.low_pass(2.0, oversampled_width, noaa_fm_dev*2 ,1000, firdes.WIN_HAMMING, 6.76)</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 93)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>freq_xlating_fft_filter_ccc</key>
    <param>
      <key>id</key>
      <value>freq_xlating_fft_filter_ccc_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>decim</key>
      <value>int(decimation)</value>
    </param>
    <param>
      <key>taps</key>
      <value>lpf_taps</value>
    </param>
    <param>
      <key>center_freq</key>
      <value>tuner_offset  + ppm_corr</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>hardware_rate</value>
    </param>
    <param>
      <key>samp_delay</key>
      <value>0</value>
    </param>
    <param>
      <key>nthreads</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(280, 399)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>filtered_samples</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(584, 439)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 439)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 487)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_2</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 535)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_2</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_3</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 583)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_3</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_4</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 631)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_4</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_5</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 679)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_5</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_6</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 727)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_3_5_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_7</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1136, 775)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_2</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>selected_channel</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1024, 903)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_add_xx</key>
    <param>
      <key>id</key>
      <value>blocks_add_xx_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>num_inputs</key>
      <value>noaa_num_chans+1</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(920, 802)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_2</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 3 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 895)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>note</key>
    <param>
      <key>id</key>
      <value>note_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>note</key>
      <value>hacky selector</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1072, 967)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 727)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_1_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 783)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_2_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_2</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 839)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_3_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_3</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 895)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_4_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_4</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 951)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_5_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_5</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 1007)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_6_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_6</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 1063)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_7_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_7</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(528, 1119)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_5_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 7 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 1119)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_5</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 6 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 1063)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_4</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 5 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 1007)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_3</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 4 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 951)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 0 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 727)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 1 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 783)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>1 if chan_num is 2 else 0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(736, 839)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_1_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>selected_channel</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 1367)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>pfb_channelizer_ccf</key>
    <param>
      <key>id</key>
      <value>pfb_channelizer_ccf_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>nchans</key>
      <value>noaa_num_chans+1</value>
    </param>
    <param>
      <key>taps</key>
      <value>pfb_taps</value>
    </param>
    <param>
      <key>osr</key>
      <value>1</value>
    </param>
    <param>
      <key>atten</key>
      <value>1</value>
    </param>
    <param>
      <key>samp_delay</key>
      <value>0</value>
    </param>
    <param>
      <key>ch_map</key>
      <value>channelizer_map</value>
    </param>
    <param>
      <key>bus_conns</key>
      <value>[[0,],]</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(824, 482)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>audio_sink</key>
    <param>
      <key>id</key>
      <value>audio_sink_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>24000</value>
    </param>
    <param>
      <key>device_name</key>
      <value></value>
    </param>
    <param>
      <key>ok_to_block</key>
      <value>True</value>
    </param>
    <param>
      <key>num_inputs</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1160, 1367)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_6</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>10</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(312, 1367)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>analog_nbfm_rx</key>
    <param>
      <key>id</key>
      <value>analog_nbfm_rx_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>audio_rate</key>
      <value>noaa_chan_width</value>
    </param>
    <param>
      <key>quad_rate</key>
      <value>noaa_chan_width</value>
    </param>
    <param>
      <key>tau</key>
      <value>75e-6</value>
    </param>
    <param>
      <key>max_dev</key>
      <value>noaa_fm_dev</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(512, 1337)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>rational_resampler_xxx</key>
    <param>
      <key>id</key>
      <value>rational_resampler_xxx_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>fff</value>
    </param>
    <param>
      <key>interp</key>
      <value>24</value>
    </param>
    <param>
      <key>decim</key>
      <value>25</value>
    </param>
    <param>
      <key>taps</key>
      <value></value>
    </param>
    <param>
      <key>fbw</key>
      <value>0</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(744, 1337)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_6_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>float</value>
    </param>
    <param>
      <key>const</key>
      <value>volume</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(968, 1367)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_7</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>const</key>
      <value>50</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(920, 319)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_qtgui_chooser</key>
    <param>
      <key>id</key>
      <value>chan_num</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>label</key>
      <value>Channel</value>
    </param>
    <param>
      <key>type</key>
      <value>int</value>
    </param>
    <param>
      <key>num_opts</key>
      <value>0</value>
    </param>
    <param>
      <key>value</key>
      <value>channel_map[6]</value>
    </param>
    <param>
      <key>options</key>
      <value>channel_map</value>
    </param>
    <param>
      <key>labels</key>
      <value>channel_names</value>
    </param>
    <param>
      <key>option0</key>
      <value>0</value>
    </param>
    <param>
      <key>label0</key>
      <value></value>
    </param>
    <param>
      <key>option1</key>
      <value>1</value>
    </param>
    <param>
      <key>label1</key>
      <value></value>
    </param>
    <param>
      <key>option2</key>
      <value>2</value>
    </param>
    <param>
      <key>label2</key>
      <value></value>
    </param>
    <param>
      <key>option3</key>
      <value>3</value>
    </param>
    <param>
      <key>label3</key>
      <value></value>
    </param>
    <param>
      <key>option4</key>
      <value>4</value>
    </param>
    <param>
      <key>label4</key>
      <value></value>
    </param>
    <param>
      <key>widget</key>
      <value>combo_box</value>
    </param>
    <param>
      <key>orient</key>
      <value>Qt.QVBoxLayout</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>0,0,1,1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 237)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_qtgui_range</key>
    <param>
      <key>id</key>
      <value>volume</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>label</key>
      <value></value>
    </param>
    <param>
      <key>value</key>
      <value>0.15</value>
    </param>
    <param>
      <key>start</key>
      <value>0</value>
    </param>
    <param>
      <key>stop</key>
      <value>1</value>
    </param>
    <param>
      <key>step</key>
      <value>0.05</value>
    </param>
    <param>
      <key>widget</key>
      <value>slider</value>
    </param>
    <param>
      <key>orient</key>
      <value>Qt.Horizontal</value>
    </param>
    <param>
      <key>min_len</key>
      <value>50</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>0,1,1,1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(240, 239)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_qtgui_range</key>
    <param>
      <key>id</key>
      <value>ppm</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>label</key>
      <value></value>
    </param>
    <param>
      <key>value</key>
      <value>0</value>
    </param>
    <param>
      <key>start</key>
      <value>-20</value>
    </param>
    <param>
      <key>stop</key>
      <value>20</value>
    </param>
    <param>
      <key>step</key>
      <value>0.5</value>
    </param>
    <param>
      <key>widget</key>
      <value>slider</value>
    </param>
    <param>
      <key>orient</key>
      <value>Qt.Horizontal</value>
    </param>
    <param>
      <key>min_len</key>
      <value>50</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>0,2,1,1</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(400, 239)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>id</key>
      <value>virtual_sink_0_0_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>radio_samples</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1096, 319)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_7_1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>False</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_7</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 1079)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 727)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 775)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_2</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_2</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 823)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_3</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_3</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 871)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_5</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_4</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 919)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_6</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_5</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 975)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_2_7</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>chan_6</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(32, 1031)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>uhd_usrp_source</key>
    <param>
      <key>id</key>
      <value>uhd_usrp_source_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>fc32</value>
    </param>
    <param>
      <key>otw</key>
      <value></value>
    </param>
    <param>
      <key>stream_args</key>
      <value></value>
    </param>
    <param>
      <key>stream_chans</key>
      <value>[]</value>
    </param>
    <param>
      <key>dev_addr</key>
      <value>""</value>
    </param>
    <param>
      <key>dev_args</key>
      <value>""</value>
    </param>
    <param>
      <key>sync</key>
      <value></value>
    </param>
    <param>
      <key>clock_rate</key>
      <value>0.0</value>
    </param>
    <param>
      <key>num_mboards</key>
      <value>1</value>
    </param>
    <param>
      <key>clock_source0</key>
      <value>external</value>
    </param>
    <param>
      <key>time_source0</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec0</key>
      <value>A:0</value>
    </param>
    <param>
      <key>clock_source1</key>
      <value></value>
    </param>
    <param>
      <key>time_source1</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec1</key>
      <value></value>
    </param>
    <param>
      <key>clock_source2</key>
      <value></value>
    </param>
    <param>
      <key>time_source2</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec2</key>
      <value></value>
    </param>
    <param>
      <key>clock_source3</key>
      <value></value>
    </param>
    <param>
      <key>time_source3</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec3</key>
      <value></value>
    </param>
    <param>
      <key>clock_source4</key>
      <value></value>
    </param>
    <param>
      <key>time_source4</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec4</key>
      <value></value>
    </param>
    <param>
      <key>clock_source5</key>
      <value></value>
    </param>
    <param>
      <key>time_source5</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec5</key>
      <value></value>
    </param>
    <param>
      <key>clock_source6</key>
      <value></value>
    </param>
    <param>
      <key>time_source6</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec6</key>
      <value></value>
    </param>
    <param>
      <key>clock_source7</key>
      <value></value>
    </param>
    <param>
      <key>time_source7</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec7</key>
      <value></value>
    </param>
    <param>
      <key>nchan</key>
      <value>1</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>hardware_rate</value>
    </param>
    <param>
      <key>center_freq0</key>
      <value>tuner_freq</value>
    </param>
    <param>
      <key>gain0</key>
      <value>30</value>
    </param>
    <param>
      <key>ant0</key>
      <value>TX/RX</value>
    </param>
    <param>
      <key>bw0</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq1</key>
      <value>0</value>
    </param>
    <param>
      <key>gain1</key>
      <value>0</value>
    </param>
    <param>
      <key>ant1</key>
      <value></value>
    </param>
    <param>
      <key>bw1</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq2</key>
      <value>0</value>
    </param>
    <param>
      <key>gain2</key>
      <value>0</value>
    </param>
    <param>
      <key>ant2</key>
      <value></value>
    </param>
    <param>
      <key>bw2</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq3</key>
      <value>0</value>
    </param>
    <param>
      <key>gain3</key>
      <value>0</value>
    </param>
    <param>
      <key>ant3</key>
      <value></value>
    </param>
    <param>
      <key>bw3</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq4</key>
      <value>0</value>
    </param>
    <param>
      <key>gain4</key>
      <value>0</value>
    </param>
    <param>
      <key>ant4</key>
      <value></value>
    </param>
    <param>
      <key>bw4</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq5</key>
      <value>0</value>
    </param>
    <param>
      <key>gain5</key>
      <value>0</value>
    </param>
    <param>
      <key>ant5</key>
      <value></value>
    </param>
    <param>
      <key>bw5</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq6</key>
      <value>0</value>
    </param>
    <param>
      <key>gain6</key>
      <value>0</value>
    </param>
    <param>
      <key>ant6</key>
      <value></value>
    </param>
    <param>
      <key>bw6</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq7</key>
      <value>0</value>
    </param>
    <param>
      <key>gain7</key>
      <value>0</value>
    </param>
    <param>
      <key>ant7</key>
      <value></value>
    </param>
    <param>
      <key>bw7</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq8</key>
      <value>0</value>
    </param>
    <param>
      <key>gain8</key>
      <value>0</value>
    </param>
    <param>
      <key>ant8</key>
      <value></value>
    </param>
    <param>
      <key>bw8</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq9</key>
      <value>0</value>
    </param>
    <param>
      <key>gain9</key>
      <value>0</value>
    </param>
    <param>
      <key>ant9</key>
      <value></value>
    </param>
    <param>
      <key>bw9</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq10</key>
      <value>0</value>
    </param>
    <param>
      <key>gain10</key>
      <value>0</value>
    </param>
    <param>
      <key>ant10</key>
      <value></value>
    </param>
    <param>
      <key>bw10</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq11</key>
      <value>0</value>
    </param>
    <param>
      <key>gain11</key>
      <value>0</value>
    </param>
    <param>
      <key>ant11</key>
      <value></value>
    </param>
    <param>
      <key>bw11</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq12</key>
      <value>0</value>
    </param>
    <param>
      <key>gain12</key>
      <value>0</value>
    </param>
    <param>
      <key>ant12</key>
      <value></value>
    </param>
    <param>
      <key>bw12</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq13</key>
      <value>0</value>
    </param>
    <param>
      <key>gain13</key>
      <value>0</value>
    </param>
    <param>
      <key>ant13</key>
      <value></value>
    </param>
    <param>
      <key>bw13</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq14</key>
      <value>0</value>
    </param>
    <param>
      <key>gain14</key>
      <value>0</value>
    </param>
    <param>
      <key>ant14</key>
      <value></value>
    </param>
    <param>
      <key>bw14</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq15</key>
      <value>0</value>
    </param>
    <param>
      <key>gain15</key>
      <value>0</value>
    </param>
    <param>
      <key>ant15</key>
      <value></value>
    </param>
    <param>
      <key>bw15</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq16</key>
      <value>0</value>
    </param>
    <param>
      <key>gain16</key>
      <value>0</value>
    </param>
    <param>
      <key>ant16</key>
      <value></value>
    </param>
    <param>
      <key>bw16</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq17</key>
      <value>0</value>
    </param>
    <param>
      <key>gain17</key>
      <value>0</value>
    </param>
    <param>
      <key>ant17</key>
      <value></value>
    </param>
    <param>
      <key>bw17</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq18</key>
      <value>0</value>
    </param>
    <param>
      <key>gain18</key>
      <value>0</value>
    </param>
    <param>
      <key>ant18</key>
      <value></value>
    </param>
    <param>
      <key>bw18</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq19</key>
      <value>0</value>
    </param>
    <param>
      <key>gain19</key>
      <value>0</value>
    </param>
    <param>
      <key>ant19</key>
      <value></value>
    </param>
    <param>
      <key>bw19</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq20</key>
      <value>0</value>
    </param>
    <param>
      <key>gain20</key>
      <value>0</value>
    </param>
    <param>
      <key>ant20</key>
      <value></value>
    </param>
    <param>
      <key>bw20</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq21</key>
      <value>0</value>
    </param>
    <param>
      <key>gain21</key>
      <value>0</value>
    </param>
    <param>
      <key>ant21</key>
      <value></value>
    </param>
    <param>
      <key>bw21</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq22</key>
      <value>0</value>
    </param>
    <param>
      <key>gain22</key>
      <value>0</value>
    </param>
    <param>
      <key>ant22</key>
      <value></value>
    </param>
    <param>
      <key>bw22</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq23</key>
      <value>0</value>
    </param>
    <param>
      <key>gain23</key>
      <value>0</value>
    </param>
    <param>
      <key>ant23</key>
      <value></value>
    </param>
    <param>
      <key>bw23</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq24</key>
      <value>0</value>
    </param>
    <param>
      <key>gain24</key>
      <value>0</value>
    </param>
    <param>
      <key>ant24</key>
      <value></value>
    </param>
    <param>
      <key>bw24</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq25</key>
      <value>0</value>
    </param>
    <param>
      <key>gain25</key>
      <value>0</value>
    </param>
    <param>
      <key>ant25</key>
      <value></value>
    </param>
    <param>
      <key>bw25</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq26</key>
      <value>0</value>
    </param>
    <param>
      <key>gain26</key>
      <value>0</value>
    </param>
    <param>
      <key>ant26</key>
      <value></value>
    </param>
    <param>
      <key>bw26</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq27</key>
      <value>0</value>
    </param>
    <param>
      <key>gain27</key>
      <value>0</value>
    </param>
    <param>
      <key>ant27</key>
      <value></value>
    </param>
    <param>
      <key>bw27</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq28</key>
      <value>0</value>
    </param>
    <param>
      <key>gain28</key>
      <value>0</value>
    </param>
    <param>
      <key>ant28</key>
      <value></value>
    </param>
    <param>
      <key>bw28</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq29</key>
      <value>0</value>
    </param>
    <param>
      <key>gain29</key>
      <value>0</value>
    </param>
    <param>
      <key>ant29</key>
      <value></value>
    </param>
    <param>
      <key>bw29</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq30</key>
      <value>0</value>
    </param>
    <param>
      <key>gain30</key>
      <value>0</value>
    </param>
    <param>
      <key>ant30</key>
      <value></value>
    </param>
    <param>
      <key>bw30</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq31</key>
      <value>0</value>
    </param>
    <param>
      <key>gain31</key>
      <value>0</value>
    </param>
    <param>
      <key>ant31</key>
      <value></value>
    </param>
    <param>
      <key>bw31</key>
      <value>0</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(560, 253)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>qtgui_freq_sink_x</key>
    <param>
      <key>id</key>
      <value>qtgui_freq_sink_x_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>name</key>
      <value>"Channelizer Output"</value>
    </param>
    <param>
      <key>fftsize</key>
      <value>fftwidth</value>
    </param>
    <param>
      <key>freqhalf</key>
      <value>True</value>
    </param>
    <param>
      <key>wintype</key>
      <value>firdes.WIN_BLACKMAN_hARRIS</value>
    </param>
    <param>
      <key>fc</key>
      <value>0</value>
    </param>
    <param>
      <key>bw</key>
      <value>noaa_chan_width</value>
    </param>
    <param>
      <key>grid</key>
      <value>True</value>
    </param>
    <param>
      <key>autoscale</key>
      <value>False</value>
    </param>
    <param>
      <key>average</key>
      <value>0.1</value>
    </param>
    <param>
      <key>ymin</key>
      <value>-80</value>
    </param>
    <param>
      <key>ymax</key>
      <value>0</value>
    </param>
    <param>
      <key>nconnections</key>
      <value>noaa_num_chans</value>
    </param>
    <param>
      <key>update_time</key>
      <value>fft_interval</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>2,0,1,4</value>
    </param>
    <param>
      <key>showports</key>
      <value>False</value>
    </param>
    <param>
      <key>tr_mode</key>
      <value>qtgui.TRIG_MODE_FREE</value>
    </param>
    <param>
      <key>tr_level</key>
      <value>0.0</value>
    </param>
    <param>
      <key>tr_chan</key>
      <value>0</value>
    </param>
    <param>
      <key>tr_tag</key>
      <value>""</value>
    </param>
    <param>
      <key>label1</key>
      <value>channel_names[0]</value>
    </param>
    <param>
      <key>width1</key>
      <value>1</value>
    </param>
    <param>
      <key>color1</key>
      <value>"blue"</value>
    </param>
    <param>
      <key>alpha1</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label2</key>
      <value>channel_names[1]</value>
    </param>
    <param>
      <key>width2</key>
      <value>1</value>
    </param>
    <param>
      <key>color2</key>
      <value>"red"</value>
    </param>
    <param>
      <key>alpha2</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label3</key>
      <value>channel_names[2]</value>
    </param>
    <param>
      <key>width3</key>
      <value>1</value>
    </param>
    <param>
      <key>color3</key>
      <value>"green"</value>
    </param>
    <param>
      <key>alpha3</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label4</key>
      <value>channel_names[3]</value>
    </param>
    <param>
      <key>width4</key>
      <value>1</value>
    </param>
    <param>
      <key>color4</key>
      <value>"black"</value>
    </param>
    <param>
      <key>alpha4</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label5</key>
      <value>channel_names[4]</value>
    </param>
    <param>
      <key>width5</key>
      <value>1</value>
    </param>
    <param>
      <key>color5</key>
      <value>"dark red"</value>
    </param>
    <param>
      <key>alpha5</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label6</key>
      <value>channel_names[5]</value>
    </param>
    <param>
      <key>width6</key>
      <value>1</value>
    </param>
    <param>
      <key>color6</key>
      <value>"dark green"</value>
    </param>
    <param>
      <key>alpha6</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label7</key>
      <value>channel_names[6]</value>
    </param>
    <param>
      <key>width7</key>
      <value>1</value>
    </param>
    <param>
      <key>color7</key>
      <value>"dark blue"</value>
    </param>
    <param>
      <key>alpha7</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label8</key>
      <value>channel_names[7]</value>
    </param>
    <param>
      <key>width8</key>
      <value>1</value>
    </param>
    <param>
      <key>color8</key>
      <value>"dark red"</value>
    </param>
    <param>
      <key>alpha8</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label9</key>
      <value></value>
    </param>
    <param>
      <key>width9</key>
      <value>1</value>
    </param>
    <param>
      <key>color9</key>
      <value>"dark green"</value>
    </param>
    <param>
      <key>alpha9</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label10</key>
      <value></value>
    </param>
    <param>
      <key>width10</key>
      <value>1</value>
    </param>
    <param>
      <key>color10</key>
      <value>"dark blue"</value>
    </param>
    <param>
      <key>alpha10</key>
      <value>1.0</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(312, 778)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_0_0_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>False</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>filtered_samples</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(16, 591)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>qtgui_waterfall_sink_x</key>
    <param>
      <key>id</key>
      <value>qtgui_waterfall_sink_x_0_0_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>False</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>name</key>
      <value>"Band Monitor"</value>
    </param>
    <param>
      <key>fftsize</key>
      <value>fftwidth</value>
    </param>
    <param>
      <key>freqhalf</key>
      <value>True</value>
    </param>
    <param>
      <key>wintype</key>
      <value>firdes.WIN_BLACKMAN_hARRIS</value>
    </param>
    <param>
      <key>fc</key>
      <value>target_freq</value>
    </param>
    <param>
      <key>bw</key>
      <value>oversampled_width</value>
    </param>
    <param>
      <key>int_min</key>
      <value>-80</value>
    </param>
    <param>
      <key>int_max</key>
      <value>-35</value>
    </param>
    <param>
      <key>grid</key>
      <value>True</value>
    </param>
    <param>
      <key>nconnections</key>
      <value>1</value>
    </param>
    <param>
      <key>update_time</key>
      <value>fft_interval</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>1,0,1,2</value>
    </param>
    <param>
      <key>showports</key>
      <value>True</value>
    </param>
    <param>
      <key>label1</key>
      <value></value>
    </param>
    <param>
      <key>color1</key>
      <value>5</value>
    </param>
    <param>
      <key>alpha1</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label2</key>
      <value></value>
    </param>
    <param>
      <key>color2</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha2</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label3</key>
      <value></value>
    </param>
    <param>
      <key>color3</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha3</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label4</key>
      <value></value>
    </param>
    <param>
      <key>color4</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha4</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label5</key>
      <value></value>
    </param>
    <param>
      <key>color5</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha5</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label6</key>
      <value></value>
    </param>
    <param>
      <key>color6</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha6</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label7</key>
      <value></value>
    </param>
    <param>
      <key>color7</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha7</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label8</key>
      <value></value>
    </param>
    <param>
      <key>color8</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha8</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label9</key>
      <value></value>
    </param>
    <param>
      <key>color9</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha9</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label10</key>
      <value></value>
    </param>
    <param>
      <key>color10</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha10</key>
      <value>1.0</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(320, 561)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>False</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>selected_channel</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 1207)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>qtgui_waterfall_sink_x</key>
    <param>
      <key>id</key>
      <value>qtgui_waterfall_sink_x_0_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>False</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>name</key>
      <value>"Channel Monitor"</value>
    </param>
    <param>
      <key>fftsize</key>
      <value>fftwidth</value>
    </param>
    <param>
      <key>freqhalf</key>
      <value>True</value>
    </param>
    <param>
      <key>wintype</key>
      <value>firdes.WIN_BLACKMAN_hARRIS</value>
    </param>
    <param>
      <key>fc</key>
      <value>0</value>
    </param>
    <param>
      <key>bw</key>
      <value>noaa_chan_width</value>
    </param>
    <param>
      <key>int_min</key>
      <value>-67</value>
    </param>
    <param>
      <key>int_max</key>
      <value>-37</value>
    </param>
    <param>
      <key>grid</key>
      <value>True</value>
    </param>
    <param>
      <key>nconnections</key>
      <value>1</value>
    </param>
    <param>
      <key>update_time</key>
      <value>fft_interval</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>1,2,1,2</value>
    </param>
    <param>
      <key>showports</key>
      <value>True</value>
    </param>
    <param>
      <key>label1</key>
      <value></value>
    </param>
    <param>
      <key>color1</key>
      <value>5</value>
    </param>
    <param>
      <key>alpha1</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label2</key>
      <value></value>
    </param>
    <param>
      <key>color2</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha2</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label3</key>
      <value></value>
    </param>
    <param>
      <key>color3</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha3</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label4</key>
      <value></value>
    </param>
    <param>
      <key>color4</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha4</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label5</key>
      <value></value>
    </param>
    <param>
      <key>color5</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha5</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label6</key>
      <value></value>
    </param>
    <param>
      <key>color6</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha6</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label7</key>
      <value></value>
    </param>
    <param>
      <key>color7</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha7</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label8</key>
      <value></value>
    </param>
    <param>
      <key>color8</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha8</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label9</key>
      <value></value>
    </param>
    <param>
      <key>color9</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha9</key>
      <value>1.0</value>
    </param>
    <param>
      <key>label10</key>
      <value></value>
    </param>
    <param>
      <key>color10</key>
      <value>0</value>
    </param>
    <param>
      <key>alpha10</key>
      <value>1.0</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(328, 1177)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_0</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>radio_samples</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 439)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>qtgui_sink_x</key>
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      <key>id</key>
      <value>qtgui_sink_x_0</value>
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    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>name</key>
      <value>""</value>
    </param>
    <param>
      <key>fftsize</key>
      <value>1024</value>
    </param>
    <param>
      <key>wintype</key>
      <value>firdes.WIN_BLACKMAN_hARRIS</value>
    </param>
    <param>
      <key>fc</key>
      <value>0</value>
    </param>
    <param>
      <key>bw</key>
      <value>hardware_rate</value>
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    <param>
      <key>rate</key>
      <value>10</value>
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    <param>
      <key>showrf</key>
      <value>False</value>
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    <param>
      <key>plotfreq</key>
      <value>True</value>
    </param>
    <param>
      <key>plotwaterfall</key>
      <value>False</value>
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    <param>
      <key>plottime</key>
      <value>False</value>
    </param>
    <param>
      <key>plotconst</key>
      <value>False</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>freqchangevar</key>
      <value>None</value>
    </param>
    <param>
      <key>showports</key>
      <value>True</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
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    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(776, 457)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
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  <block>
    <key>virtual_source</key>
    <param>
      <key>id</key>
      <value>virtual_source_0_0</value>
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    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>filtered_samples</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(568, 583)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
  </block>
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    <source_block_id>freq_xlating_fft_filter_ccc_0</source_block_id>
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  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  </connection>
  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  <connection>
    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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  <connection>
    <source_block_id>virtual_source_0</source_block_id>
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    <source_block_id>virtual_source_0_0_0</source_block_id>
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    <source_block_id>virtual_source_2_1</source_block_id>
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    <source_block_id>virtual_source_1</source_block_id>
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    <source_block_id>virtual_source_1_0</source_block_id>
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    <source_block_id>blocks_multiply_const_vxx_0_6_0</source_block_id>
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    <source_block_id>pfb_channelizer_ccf_0</source_block_id>
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    <source_block_id>uhd_usrp_source_0</source_block_id>
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    <source_block_id>blocks_multiply_const_vxx_0_7</source_block_id>
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  <connection>
    <source_block_id>virtual_source_2_7_0</source_block_id>
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    <source_block_id>virtual_source_2_6_0</source_block_id>
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    <source_block_id>virtual_source_2_5_0</source_block_id>
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    <source_block_id>virtual_source_2_4_0</source_block_id>
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    <source_block_id>virtual_source_2_3_0</source_block_id>
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    <source_block_id>virtual_source_2_2_0</source_block_id>
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</flow_graph>