Thank a lot for all your inputs guys! My instruments work very well for their age. I just wanted to make them great again:)
After reading your posts, I figured I will stay away from using any liquid or solvent for PCB cleaning. I would just? use electronics grade gas duster to blow dust off the surface of the boards. Or a small vacuum and a high quality horse hair brush would work better??
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?I was under impression that excessive dust would pick up moisture that would damage my equipments. Is that true?
For some very old and dry sticker residue on the front panel, how should I safely remove them? I have Goo Gone but don't know if it's safe for instrument. It's kind of oily.
Thanks again!
Calvin?