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  1. Yes, even the Macintosh 128k/512k KEYBOARD needs to be recapped: But does it really need to be 63V? Here's the keyboard schematic, with the 1uF cap showing in the upper right area nearest U2: And U2 is the 74LS123 shown here: Sure, I can find a Mouser $3.23 replacement, but why is the stock cap rated at 63V? Is it because people might be stupid and connect the keyboard to a phone jack, or is there some other reason? The reason I even wonder about this is because if lower voltage 1uF caps can
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