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<?xml version="1.0"?>
<!--
#
# Copyright 2011 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
-->
<!--
###################################################
##CTCSS Squelch
###################################################
-->
<block>
<name>CTCSS Squelch</name>
<key>analog_ctcss_squelch_ff</key>
<import>from gnuradio import analog</import>
<make>analog.ctcss_squelch_ff($rate, $freq, $level, $len, $ramp, $gate)</make>
<callback>set_level($level)</callback>
<param>
<name>Sampling Rate (Hz)</name>
<key>rate</key>
<value>samp_rate</value>
<type>real</type>
</param>
<param>
<name>Tone Frequency</name>
<key>freq</key>
<value>100.0</value>
<type>real</type>
</param>
<param>
<name>Level</name>
<key>level</key>
<value>0.01</value>
<type>real</type>
</param>
<param>
<name>Length</name>
<key>len</key>
<value>0</value>
<type>int</type>
</param>
<param>
<name>Ramp</name>
<key>ramp</key>
<value>0</value>
<type>int</type>
</param>
<param>
<name>Gate</name>
<key>gate</key>
<value>False</value>
<type>bool</type>
</param>
<sink>
<name>in</name>
<type>float</type>
</sink>
<source>
<name>out</name>
<type>float</type>
</source>
</block>
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