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blacksmith_tb
on Sept 5, 2021
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Make a Joule Thief (2002)
There are lots of 1AA LED lights out there, I have a couple which are similar to this one (though this design looks nicer than the ones I have)[1]
1:
https://www.tindie.com/products/sdp8483/multi-led-joule-thie...
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1: https://www.tindie.com/products/sdp8483/multi-led-joule-thie...