If you’ve got an old black and white TV, it’s probably not useful for much. There are precious few analog broadcasters left in the world and black and white isn’t that fun to watch, anyway. However, ...
OK, here's a little electronics mystery. I have an old (2000s) wall clock in my bedroom that I had to take apart just now because a battery leaked in it (dang Duracells....). The clock takes two AA ...
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