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drob518yesterday at 1:21 PM1 replyview on HN

Brilliant. Got my old Macintosh Plus out a few months ago and flipped it on and unfortunately that let out some of the “magic smoke” that keeps all electronics running. I think it’s an electrolytic cap that blew. Just too old. Will have to find time to refurb it.


Replies

burnt-resistoryesterday at 7:26 PM

Always look at caps and look for/test corrosion shorts before energizing old gear.

Caps are easy fixes if you can get the board out. Use quality electrolytic caps if bothering to go through the trouble, or I'd see if modern ceramic alternatives exist that will essentially last forever. (Don't get me started on how (vintage) tantalums suck.)