--- /dev/null
+<?xml version="1.0"?>
+<!--
+###################################################
+## FLEX Pager Synchronizer
+###################################################
+ -->
+<block>
+ <name>FLEX Synchronizer</name>
+ <key>pager_flex_sync</key>
+ <category>Pager</category>
+ <import>from gnuradio import pager</import>
+ <make>pager.flex_sync()</make>
+
+ <sink>
+ <name>dibits</name>
+ <type>byte</type>
+ </sink>
+
+ <source>
+ <name>A</name>
+ <type>byte</type>
+ </source>
+ <source>
+ <name>B</name>
+ <type>byte</type>
+ </source>
+ <source>
+ <name>C</name>
+ <type>byte</type>
+ </source>
+ <source>
+ <name>D</name>
+ <type>byte</type>
+ </source>
+
+</block>