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<?xml version="1.0"?>
<!--
###################################################
## FreeDV audio modem demodulator
###################################################
-->
<block>
<name>FreeDV demodulator</name>
<key>vocoder_freedv_rx_ss</key>
<import>from gnuradio import vocoder</import>
<import>from gnuradio.vocoder import freedv_api</import>
<make>vocoder.freedv_rx_ss($mode,$squelch_thresh)</make>
<callback>set_squelch_thresh($squelch_thresh)</callback>
<param>
<name>Operating Mode</name>
<key>mode</key>
<value>freedv_api.MODE_1600</value>
<type>int</type>
<option>
<name>1600</name>
<key>freedv_api.MODE_1600</key>
</option>
<option>
<name>700</name>
<key>freedv_api.MODE_700</key>
</option>
<option>
<name>700B</name>
<key>freedv_api.MODE_700B</key>
</option>
<option>
<name>2400A</name>
<key>freedv_api.MODE_2400A</key>
</option>
<option>
<name>2400B</name>
<key>freedv_api.MODE_2400B</key>
</option>
<option>
<name>800XA</name>
<key>freedv_api.MODE_800XA</key>
</option>
</param>
<param>
<name>Squelch Threshold</name>
<key>squelch_thresh</key>
<value>-100.0</value>
<type>float</type>
</param>
<sink>
<name>in</name>
<type>short</type>
</sink>
<source>
<name>out</name>
<type>short</type>
</source>
</block>
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