LED HEART BEAT CAPTURE
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Uploader Comments (patrickikis)
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All Comments (8)
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How would a total noob make something like that?
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lol sweet.
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that is interesting.
how can I make one? so you main send my the diagram?
tks
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cool, if you added a counter ic and a 555 or 2 you could make it record the bpm
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man i love your videos...
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cool video
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That is nice, you can make it into a watch sized unit.
davidvro 3 years ago
I've got a few 1.5"/2" PCBs I could use.
patrickikis 3 years ago