[AMRadio] AMRadio Digest, Vol 111, Issue 12

[Donald Chester]

<I'm sure this will get me hammered, but I've tried all sorts of stuff, and
WD40 is superior to any of them. Don't over do it. It takes very little. >

I found the same thing here. Had a noisy af gain pot on my 75A-4.  Tried
several contact cleaners, and none would keep the problem fixed any longer
than about a month.  Tried WD-40 and that took care of it.  It's been years
now and the problem has never recurred.

Don