fft_ctrlport_probe_psd.xml

<?xml version="1.0"?>

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<block>
  <name>Ctrlport Probe PSD</name>
  <key>fft_ctrlport_probe_psd</key>
  <import>from gnuradio import fft</import>
  <make>fft.ctrlport_probe_psd($name, $desc, $len)</make>
  <callback>set_length($len)</callback>

  <param>
    <name>Name</name>
    <key>name</key>
    <value>psd</value>
    <type>string</type>
  </param>

  <param>
    <name>Description</name>
    <key>desc</key>
    <value>PSD Plot</value>
    <type>string</type>
  </param>
  
  <param>
    <name>Length</name>
    <key>len</key>
    <value>1024</value>
    <type>int</type>
  </param>


  <sink>
    <name>in</name>
    <type>complex</type>
  </sink>

  <doc>
    Place this in a graph to export PSD values to a GRCP port probe.
  </doc>

</block>