--- /dev/null
+<?xml version="1.0"?>
+<!--
+###################################################
+##Standard Squelch
+###################################################
+ -->
+<block>
+ <name>Standard Squelch</name>
+ <key>blks2_standard_squelch</key>
+ <import>from gnuradio import blks2</import>
+ <make>blks2.standard_squelch(audio_rate=$audio_rate)
+self.$(id).set_threshold($threshold)</make>
+ <callback>set_threshold($threshold)</callback>
+ <param>
+ <name>Audio Rate</name>
+ <key>audio_rate</key>
+ <type>real</type>
+ </param>
+ <param>
+ <name>Threshold</name>
+ <key>threshold</key>
+ <type>real</type>
+ </param>
+ <sink>
+ <name>in</name>
+ <type>float</type>
+ </sink>
+ <source>
+ <name>out</name>
+ <type>float</type>
+ </source>
+</block>