fm_receiver.grc

<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.9'?>
<flow_graph>
  <timestamp>Wed Jul 11 14:49:33 2012</timestamp>
  <block>
    <key>options</key>
    <param>
      <key>author</key>
      <value>John Malsbury - Ettus Research</value>
    </param>
    <param>
      <key>window_size</key>
      <value>1600, 650</value>
    </param>
    <param>
      <key>category</key>
      <value>Custom</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>description</key>
      <value>Working with the USRP!</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(10, 10)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>generate_options</key>
      <value>wx_gui</value>
    </param>
    <param>
      <key>hier_block_src_path</key>
      <value>.:</value>
    </param>
    <param>
      <key>id</key>
      <value>fm_receiver</value>
    </param>
    <param>
      <key>max_nouts</key>
      <value>0</value>
    </param>
    <param>
      <key>qt_qss_theme</key>
      <value></value>
    </param>
    <param>
      <key>realtime_scheduling</key>
      <value></value>
    </param>
    <param>
      <key>run_command</key>
      <value>{python} -u {filename}</value>
    </param>
    <param>
      <key>run_options</key>
      <value>prompt</value>
    </param>
    <param>
      <key>run</key>
      <value>True</value>
    </param>
    <param>
      <key>thread_safe_setters</key>
      <value></value>
    </param>
    <param>
      <key>title</key>
      <value>Lesson 3 - FM Rx</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>(108, 126)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>audio_samp_rate</value>
    </param>
    <param>
      <key>value</key>
      <value>96e3</value>
    </param>
  </block>
  <block>
    <key>variable_text_box</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>converver</key>
      <value>float_converter</value>
    </param>
    <param>
      <key>value</key>
      <value>99.8e6</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>formatter</key>
      <value>None</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(19, 364)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid_pos</key>
      <value></value>
    </param>
    <param>
      <key>id</key>
      <value>freq</value>
    </param>
    <param>
      <key>label</key>
      <value></value>
    </param>
    <param>
      <key>notebook</key>
      <value></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>(239, 129)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>lpf_decim</value>
    </param>
    <param>
      <key>value</key>
      <value>20</value>
    </param>
  </block>
  <block>
    <key>variable_slider</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>converver</key>
      <value>float_converter</value>
    </param>
    <param>
      <key>value</key>
      <value>15</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(21, 448)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid_pos</key>
      <value></value>
    </param>
    <param>
      <key>id</key>
      <value>rx_gain</value>
    </param>
    <param>
      <key>label</key>
      <value></value>
    </param>
    <param>
      <key>max</key>
      <value>30</value>
    </param>
    <param>
      <key>min</key>
      <value>0</value>
    </param>
    <param>
      <key>notebook</key>
      <value></value>
    </param>
    <param>
      <key>num_steps</key>
      <value>100</value>
    </param>
    <param>
      <key>style</key>
      <value>wx.SL_HORIZONTAL</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(14, 125)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>value</key>
      <value>2e6</value>
    </param>
  </block>
  <block>
    <key>variable_slider</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>converver</key>
      <value>float_converter</value>
    </param>
    <param>
      <key>value</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1360, 296)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid_pos</key>
      <value></value>
    </param>
    <param>
      <key>id</key>
      <value>volume</value>
    </param>
    <param>
      <key>label</key>
      <value></value>
    </param>
    <param>
      <key>max</key>
      <value>100</value>
    </param>
    <param>
      <key>min</key>
      <value>0</value>
    </param>
    <param>
      <key>notebook</key>
      <value></value>
    </param>
    <param>
      <key>num_steps</key>
      <value>100</value>
    </param>
    <param>
      <key>style</key>
      <value>wx.SL_HORIZONTAL</value>
    </param>
  </block>
  <block>
    <key>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>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(896, 221)</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>500e3</value>
    </param>
  </block>
  <block>
    <key>audio_sink</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>device_name</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1380, 135)</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>blocks_multiply_const_vxx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const</key>
      <value>volume</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1368, 212)</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>float</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>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>int(samp_rate/500e3)</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>(704, 176)</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>samp_rate</value>
    </param>
    <param>
      <key>width</key>
      <value>1e6</value>
    </param>
    <param>
      <key>win</key>
      <value>firdes.WIN_HAMMING</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>500</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>fbw</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1160, 207)</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>48</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>uhd_usrp_source</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>ant0</key>
      <value>TX/RX</value>
    </param>
    <param>
      <key>bw0</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq0</key>
      <value>freq</value>
    </param>
    <param>
      <key>dc_offs_enb0</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb0</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain0</key>
      <value>False</value>
    </param>
    <param>
      <key>gain0</key>
      <value>rx_gain</value>
    </param>
    <param>
      <key>ant10</key>
      <value></value>
    </param>
    <param>
      <key>bw10</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq10</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb10</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb10</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain10</key>
      <value>False</value>
    </param>
    <param>
      <key>gain10</key>
      <value>0</value>
    </param>
    <param>
      <key>ant11</key>
      <value></value>
    </param>
    <param>
      <key>bw11</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq11</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb11</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb11</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain11</key>
      <value>False</value>
    </param>
    <param>
      <key>gain11</key>
      <value>0</value>
    </param>
    <param>
      <key>ant12</key>
      <value></value>
    </param>
    <param>
      <key>bw12</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq12</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb12</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb12</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain12</key>
      <value>False</value>
    </param>
    <param>
      <key>gain12</key>
      <value>0</value>
    </param>
    <param>
      <key>ant13</key>
      <value></value>
    </param>
    <param>
      <key>bw13</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq13</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb13</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb13</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain13</key>
      <value>False</value>
    </param>
    <param>
      <key>gain13</key>
      <value>0</value>
    </param>
    <param>
      <key>ant14</key>
      <value></value>
    </param>
    <param>
      <key>bw14</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq14</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb14</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb14</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain14</key>
      <value>False</value>
    </param>
    <param>
      <key>gain14</key>
      <value>0</value>
    </param>
    <param>
      <key>ant15</key>
      <value></value>
    </param>
    <param>
      <key>bw15</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq15</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb15</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb15</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain15</key>
      <value>False</value>
    </param>
    <param>
      <key>gain15</key>
      <value>0</value>
    </param>
    <param>
      <key>ant16</key>
      <value></value>
    </param>
    <param>
      <key>bw16</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq16</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb16</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb16</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain16</key>
      <value>False</value>
    </param>
    <param>
      <key>gain16</key>
      <value>0</value>
    </param>
    <param>
      <key>ant17</key>
      <value></value>
    </param>
    <param>
      <key>bw17</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq17</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb17</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb17</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain17</key>
      <value>False</value>
    </param>
    <param>
      <key>gain17</key>
      <value>0</value>
    </param>
    <param>
      <key>ant18</key>
      <value></value>
    </param>
    <param>
      <key>bw18</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq18</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb18</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb18</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain18</key>
      <value>False</value>
    </param>
    <param>
      <key>gain18</key>
      <value>0</value>
    </param>
    <param>
      <key>ant19</key>
      <value></value>
    </param>
    <param>
      <key>bw19</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq19</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb19</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb19</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain19</key>
      <value>False</value>
    </param>
    <param>
      <key>gain19</key>
      <value>0</value>
    </param>
    <param>
      <key>ant1</key>
      <value></value>
    </param>
    <param>
      <key>bw1</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq1</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb1</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb1</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain1</key>
      <value>False</value>
    </param>
    <param>
      <key>gain1</key>
      <value>0</value>
    </param>
    <param>
      <key>ant20</key>
      <value></value>
    </param>
    <param>
      <key>bw20</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq20</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb20</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb20</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain20</key>
      <value>False</value>
    </param>
    <param>
      <key>gain20</key>
      <value>0</value>
    </param>
    <param>
      <key>ant21</key>
      <value></value>
    </param>
    <param>
      <key>bw21</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq21</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb21</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb21</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain21</key>
      <value>False</value>
    </param>
    <param>
      <key>gain21</key>
      <value>0</value>
    </param>
    <param>
      <key>ant22</key>
      <value></value>
    </param>
    <param>
      <key>bw22</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq22</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb22</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb22</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain22</key>
      <value>False</value>
    </param>
    <param>
      <key>gain22</key>
      <value>0</value>
    </param>
    <param>
      <key>ant23</key>
      <value></value>
    </param>
    <param>
      <key>bw23</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq23</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb23</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb23</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain23</key>
      <value>False</value>
    </param>
    <param>
      <key>gain23</key>
      <value>0</value>
    </param>
    <param>
      <key>ant24</key>
      <value></value>
    </param>
    <param>
      <key>bw24</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq24</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb24</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb24</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain24</key>
      <value>False</value>
    </param>
    <param>
      <key>gain24</key>
      <value>0</value>
    </param>
    <param>
      <key>ant25</key>
      <value></value>
    </param>
    <param>
      <key>bw25</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq25</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb25</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb25</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain25</key>
      <value>False</value>
    </param>
    <param>
      <key>gain25</key>
      <value>0</value>
    </param>
    <param>
      <key>ant26</key>
      <value></value>
    </param>
    <param>
      <key>bw26</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq26</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb26</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb26</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain26</key>
      <value>False</value>
    </param>
    <param>
      <key>gain26</key>
      <value>0</value>
    </param>
    <param>
      <key>ant27</key>
      <value></value>
    </param>
    <param>
      <key>bw27</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq27</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb27</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb27</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain27</key>
      <value>False</value>
    </param>
    <param>
      <key>gain27</key>
      <value>0</value>
    </param>
    <param>
      <key>ant28</key>
      <value></value>
    </param>
    <param>
      <key>bw28</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq28</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb28</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb28</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain28</key>
      <value>False</value>
    </param>
    <param>
      <key>gain28</key>
      <value>0</value>
    </param>
    <param>
      <key>ant29</key>
      <value></value>
    </param>
    <param>
      <key>bw29</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq29</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb29</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb29</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain29</key>
      <value>False</value>
    </param>
    <param>
      <key>gain29</key>
      <value>0</value>
    </param>
    <param>
      <key>ant2</key>
      <value></value>
    </param>
    <param>
      <key>bw2</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq2</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb2</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb2</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain2</key>
      <value>False</value>
    </param>
    <param>
      <key>gain2</key>
      <value>0</value>
    </param>
    <param>
      <key>ant30</key>
      <value></value>
    </param>
    <param>
      <key>bw30</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq30</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb30</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb30</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain30</key>
      <value>False</value>
    </param>
    <param>
      <key>gain30</key>
      <value>0</value>
    </param>
    <param>
      <key>ant31</key>
      <value></value>
    </param>
    <param>
      <key>bw31</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq31</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb31</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb31</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain31</key>
      <value>False</value>
    </param>
    <param>
      <key>gain31</key>
      <value>0</value>
    </param>
    <param>
      <key>ant3</key>
      <value></value>
    </param>
    <param>
      <key>bw3</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq3</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb3</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb3</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain3</key>
      <value>False</value>
    </param>
    <param>
      <key>gain3</key>
      <value>0</value>
    </param>
    <param>
      <key>ant4</key>
      <value></value>
    </param>
    <param>
      <key>bw4</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq4</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb4</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb4</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain4</key>
      <value>False</value>
    </param>
    <param>
      <key>gain4</key>
      <value>0</value>
    </param>
    <param>
      <key>ant5</key>
      <value></value>
    </param>
    <param>
      <key>bw5</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq5</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb5</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb5</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain5</key>
      <value>False</value>
    </param>
    <param>
      <key>gain5</key>
      <value>0</value>
    </param>
    <param>
      <key>ant6</key>
      <value></value>
    </param>
    <param>
      <key>bw6</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq6</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb6</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb6</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain6</key>
      <value>False</value>
    </param>
    <param>
      <key>gain6</key>
      <value>0</value>
    </param>
    <param>
      <key>ant7</key>
      <value></value>
    </param>
    <param>
      <key>bw7</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq7</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb7</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb7</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain7</key>
      <value>False</value>
    </param>
    <param>
      <key>gain7</key>
      <value>0</value>
    </param>
    <param>
      <key>ant8</key>
      <value></value>
    </param>
    <param>
      <key>bw8</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq8</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb8</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb8</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain8</key>
      <value>False</value>
    </param>
    <param>
      <key>gain8</key>
      <value>0</value>
    </param>
    <param>
      <key>ant9</key>
      <value></value>
    </param>
    <param>
      <key>bw9</key>
      <value>0</value>
    </param>
    <param>
      <key>center_freq9</key>
      <value>0</value>
    </param>
    <param>
      <key>dc_offs_enb9</key>
      <value>""</value>
    </param>
    <param>
      <key>iq_imbal_enb9</key>
      <value>""</value>
    </param>
    <param>
      <key>norm_gain9</key>
      <value>False</value>
    </param>
    <param>
      <key>gain9</key>
      <value>0</value>
    </param>
    <param>
      <key>clock_rate</key>
      <value>0.0</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>dev_addr</key>
      <value></value>
    </param>
    <param>
      <key>dev_args</key>
      <value>""</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(270, 211)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>uhd_usrp_source_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>clock_source0</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec0</key>
      <value></value>
    </param>
    <param>
      <key>time_source0</key>
      <value></value>
    </param>
    <param>
      <key>clock_source1</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec1</key>
      <value></value>
    </param>
    <param>
      <key>time_source1</key>
      <value></value>
    </param>
    <param>
      <key>clock_source2</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec2</key>
      <value></value>
    </param>
    <param>
      <key>time_source2</key>
      <value></value>
    </param>
    <param>
      <key>clock_source3</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec3</key>
      <value></value>
    </param>
    <param>
      <key>time_source3</key>
      <value></value>
    </param>
    <param>
      <key>clock_source4</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec4</key>
      <value></value>
    </param>
    <param>
      <key>time_source4</key>
      <value></value>
    </param>
    <param>
      <key>clock_source5</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec5</key>
      <value></value>
    </param>
    <param>
      <key>time_source5</key>
      <value></value>
    </param>
    <param>
      <key>clock_source6</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec6</key>
      <value></value>
    </param>
    <param>
      <key>time_source6</key>
      <value></value>
    </param>
    <param>
      <key>clock_source7</key>
      <value></value>
    </param>
    <param>
      <key>sd_spec7</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>samp_rate</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>hide_cmd_port</key>
      <value>False</value>
    </param>
    <param>
      <key>stream_args</key>
      <value></value>
    </param>
    <param>
      <key>stream_chans</key>
      <value>[]</value>
    </param>
    <param>
      <key>sync</key>
      <value></value>
    </param>
    <param>
      <key>otw</key>
      <value>sc16</value>
    </param>
  </block>
  <block>
    <key>wxgui_fftsink2</key>
    <param>
      <key>avg_alpha</key>
      <value>0</value>
    </param>
    <param>
      <key>average</key>
      <value>False</value>
    </param>
    <param>
      <key>baseband_freq</key>
      <value>freq</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>fft_size</key>
      <value>1024</value>
    </param>
    <param>
      <key>freqvar</key>
      <value>None</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(621, 339)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid_pos</key>
      <value></value>
    </param>
    <param>
      <key>id</key>
      <value>wxgui_fftsink2_0</value>
    </param>
    <param>
      <key>notebook</key>
      <value></value>
    </param>
    <param>
      <key>peak_hold</key>
      <value>False</value>
    </param>
    <param>
      <key>ref_level</key>
      <value>0</value>
    </param>
    <param>
      <key>ref_scale</key>
      <value>2.0</value>
    </param>
    <param>
      <key>fft_rate</key>
      <value>15</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>samp_rate</value>
    </param>
    <param>
      <key>title</key>
      <value>FFT Plot</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>win_size</key>
      <value></value>
    </param>
    <param>
      <key>win</key>
      <value>None</value>
    </param>
    <param>
      <key>y_divs</key>
      <value>10</value>
    </param>
    <param>
      <key>y_per_div</key>
      <value>20</value>
    </param>
  </block>
  <connection>
    <source_block_id>analog_wfm_rcv_0</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>blocks_multiply_const_vxx_0</source_block_id>
    <sink_block_id>audio_sink_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>low_pass_filter_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>rational_resampler_xxx_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>uhd_usrp_source_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>uhd_usrp_source_0</source_block_id>
    <sink_block_id>wxgui_fftsink2_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
</flow_graph>