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<?xml version="1.0"?>
<!--
###################################################
## Polyphase Filter based Clock Sync
###################################################
-->
<block>
<name>Polyphase Clock Sync</name>
<key>gr_pfb_clock_sync_ccf</key>
<import>from gnuradio import gr</import>
<make>gr.pfb_clock_sync_ccf($sps, $alpha, $taps, $filter_size, $init_phase)</make>
<callback>set_taps($taps)</callback>
<callback>set_gain($gain)</callback>
<param>
<name>Samples/Symbol</name>
<key>sps</key>
<type>real</type>
</param>
<param>
<name>Alpha</name>
<key>alpha</key>
<type>real</type>
</param>
<param>
<name>Beta</name>
<key>beta</key>
<type>real</type>
</param>
<param>
<name>Taps</name>
<key>taps</key>
<type>real_vector</type>
</param>
<param>
<name>Filter Size</name>
<key>filter_size</key>
<type>int</type>
</param>
<param>
<name>Initial Phase</name>
<key>init_phase</key>
<type>real</type>
</param>
<sink>
<name>in</name>
<type>complex</type>
</sink>
<source>
<name>out</name>
<type>complex</type>
</source>
<source>
<name>err</name>
<type>float</type>
<optional>1</optional>
</source>
<source>
<name>rate</name>
<type>float</type>
<optional>1</optional>
</source>
<source>
<name>phase</name>
<type>float</type>
<optional>1</optional>
</source>
</block>
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