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Joule thief 6 LED Flashlight Torch After reading Evil Mad Scientist Laboratories on how to make a joule thief , I decided to resurrect my 1 AAA cell ...
First I made a test rig using a 338 transistor, 6 x 3mm LED's and 11 windings on the toroid.
Then I compacted the parts ready to fit into the torch.
Then fit it into the torch,
The final product
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