[Elecraft] K2 SSB Watery Audio Distortion

John Huffman hjohnc at gmail.com
Fri May 16 10:12:51 EDT 2008


There has always been some watery distortion on my SSB signal from my 
K2/100.

It is there with or without the KPA100.

It is there with three different mikes.

It is there with two different KSB2 modules.

It is there on both upper and lower sideband.

The CW signal sounds pretty good, no obvious problem.

The SSB distortion is not real bad, but noticeable.

The ALC is high and has a hard time settling down on 80M.  It settles to 
two bars but may start at 6 or 7 bars.

The ALC on 10M is just one bar.

The watery distortion is on all bands 80M thru 10M and into a dummy load.

I assume the problem is not KPA100, KSB2, mikes, or RF getting in.  The 
problem has been there for years (sn 3194) but has worked it's way up 
the fix list.  At this point I'm not sure where to start.

Suggestions welcomed!

73 de K1ESE
John



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