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<?xml version="1.0"?>
<!--
###################################################
##Channel Model
###################################################
-->
<block>
<name>Channel Model</name>
<key>gr_channel_model</key>
<import>from gnuradio import gr</import>
<import>from gnuradio.gr import firdes</import>
<make>gr.channel_model(
noise_voltage=$noise_voltage,
frequency_offset=$freq_offset,
epsilon=$epsilon,
taps=$taps,
noise_seed=$seed,
)</make>
<callback>set_noise_voltage($noise_voltage)</callback>
<callback>set_frequency_offset($freq_offset)</callback>
<callback>set_taps($taps)</callback>
<callback>set_timing_offset($epsilon)</callback>
<param>
<name>Noise Voltage</name>
<key>noise_voltage</key>
<value>0.0</value>
<type>real</type>
</param>
<param>
<name>Frequency Offset</name>
<key>freq_offset</key>
<value>0.0</value>
<type>real</type>
</param>
<param>
<name>Epsilon</name>
<key>epsilon</key>
<value>1.0</value>
<type>real</type>
</param>
<param>
<name>Taps</name>
<key>taps</key>
<value>1.0 + 1.0j</value>
<type>complex_vector</type>
</param>
<param>
<name>Seed</name>
<key>seed</key>
<value>42</value>
<type>int</type>
</param>
<sink>
<name>in</name>
<type>complex</type>
</sink>
<source>
<name>out</name>
<type>complex</type>
</source>
</block>
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