RDS decoder module for GNU Radio, that decodes multiple stations simultaneously
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<?xml version="1.0"?>
<block>
<name>diff_add_sync_decim</name>
<key>crfa_diff_add_sync_decim</key>
<category>[crfa]</category>
<import>import crfa</import>
<make>crfa.diff_add_sync_decim($threshold,$max_ratio_below_threshold, $log)</make>
<!-- Make one 'param' node for every Parameter you want settable from the GUI.
Sub-nodes:
* name
* key (makes the value accessible as $keyname, e.g. in the make node)
* type -->
<param>
<name>Log</name>
<key>log</key>
<value>False</value>
<type>bool</type>
<option>
<name>Enable</name>
<key>True</key>
</option>
<option>
<name>Disable</name>
<key>False</key>
</option>
</param>
<param>
<name>Threshold</name>
<key>threshold</key>
<value>0.5</value>
<type>float</type>
</param>
<param>
<name>max_ratio_below_threshold</name>
<key>max_ratio_below_threshold</key>
<value>0.8</value>
<type>float</type>
</param>
<check>0 &lt; $max_ratio_below_threshold &lt; 1</check>
<!-- Make one 'sink' node per input. Sub-nodes:
* name (an identifier for the GUI)
* type
* vlen
* optional (set to 1 for optional inputs) -->
<sink>
<name>in</name>
<type>float</type>
</sink>
<!-- Make one 'source' node per output. Sub-nodes:
* name (an identifier for the GUI)
* type
* vlen
* optional (set to 1 for optional inputs) -->
<source>
<name>out</name>
<type>float</type>
</source>
</block>