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I have started building a series of robots which have simple circuits in them. This one,Mr.Philips,has a Joule Thief circuit with 3 red LEDs.The head comes from an ...
Joule thief 6 LED Flashlight Torchby buju357
Joule Thief LED Night Lightby ledartist
The simple Joule Thief.by xBacon
Flashlight with Joule Thiefby Roadfighter
Yet Another Joule Thief Tutorialby bneo99
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