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HackerBoxes 0004: Three Fives Replica and 555 Timer Experiments
Well, found your instruction which were, I am glad to say, much clearer than the Chinglish sheet included in the kit. Thanks, these should make working with the rest of the box much more enjoyable.
Has anyone figured out what size battery fits the clock? I tried everything in my junk box but nothing seems to fit.Scott
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