After building a couple of more traditional clocks over the years ... The accuracy goal he set for himself was that of a Casio F-91W wristwatch, which is specified to maintain +/- 30 seconds ...
After building a couple of more traditional clocks over the years ... The accuracy goal he set for himself was that of a Casio F-91W wristwatch, which is specified to maintain +/- 30 seconds ...
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