Purple power, PineSol, water-based degreasers, citrus cleaners... the Dollar General is your friend. I buy a bunch of crap and just try stuff until I find something that works.
I spent the day pulling the counter unit and the RF board out of a Kenwood TS-830S radio because the TX mixer is toast. Exciting, ain't it?
I'm not sure the dual-gate FETs used in the mixer stage are even still available... but I have a good RF board out of a "parts radio"...
Pretty much...
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