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it is hidden behind the transistor :-)
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The simple Joule Thief.by xBacon
Joule Thief LED Night Lightby ledartist
Sequencial ritmico com Joule Thiefby antonlgm
Yet Another Joule Thief Tutorialby bneo99
Stealing a joule thief from a cheap solar garden lightby masynmachien
"Joule Thief" - no IC and no Transformerby Dave Kruschke
Super Simple Inductor Joule Thief!by DangerousTim
Joule Thief 10x10 LED Lampby bneo99
Color Changing Night Joule Thiefby ledartist
Joule Thief For Meby ahmedebeed555
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