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            <b><a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - Stereo Profile is missing FAST TRACK ULTRA USB Audio card"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92754#c14">Comment # 14</a>
              on <a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - Stereo Profile is missing FAST TRACK ULTRA USB Audio card"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92754">bug 92754</a>
              from <span class="vcard"><a class="email" href="mailto:superquad.vortex2@gmail.com" title="Raymond <superquad.vortex2@gmail.com>"> <span class="fn">Raymond</span></a>
</span></b>
        <pre>The ditry hack is remove LFE from surround21.conf

         ttable.0.FL 1
         ttable.1.FR 1
         ttable.2.LFE 1


and remove lfe from channel map of pulseaudio analog surround 21 mapping in
default.conf


[Mapping analog-surround-21] 
device-strings = surround21:%f 
channel-map = front-left,front-right,lfe 
paths-output = analog-output analog-output-lineout analog-output-speaker
priority = 8 
direction = output

<a href="https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/profile-sets/default.conf">https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/profile-sets/default.conf</a></pre>
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