[Elecraft] K3S USB sound issues.

wa9fvp repair at willcoele.com
Fri Mar 24 00:48:08 EDT 2017


I’m having sound problems my K3S.  I don’t recall this ever happening with my
K3 but when I launch windows 7 on my PC, the K3S, USB Audio CODEC is turned
off.  It’s shown in the Volume Mixer and when I double click on the Icon, it
launches the properties for the CODEC.  I can click on the Levels tab and
set the Microphone level.  When I click on the speaker Icon, the sound is on
and I can adjust the level.

Here’s what gets weird.  After the few or even several seconds, the sound
goes off and the speaker icon shows the circle with a slash.  The microphone
level also moves to zero.  I have the volume mixer stretched halfway across
the bottom of the monitor and I noticed that other sound devices are shown. 
At least 3 or 4 pop up and they all have level controls and a speaker icon. 
If I move a slider up, it pops back down.  If I click on the speaker Icon
nothing happens.  For some reason the they hijacked all of the legitimate
record devices and turned them off.

Now this is really weird.  If I launch Task Manager, for a few seconds under
the processes tab, I can see several copies Regsvr32.exe, then they
disappear.  I can go back the K3S CODEC and turn it back on.
Everything is OK but after a few or even several minutes the Regsvr32.exe
processes are back and the sound goes off.  Several copies of the bogus
audio devices are back and if I kill Task Manager and launch it again,
Regsvr32.exe and the bogus sound devices are gone, for several minutes and
the process repeats.

I normally run Norton Internet security and do scans periodically but I
never had a virus.  My son came over and he ran Malware-bytes and several
other virus detection programs but nothing was found.  




-----
Jack WA9FVP

Sent from my home-brew I5 Core PC
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