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I love all of the wacky things people are doing with Joule Thief projects. Here, MAKE Flickr Pool member rhonea riffs on the theme.

Rhonea’s joule thieves [Thanks, Patti!]

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Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelancer writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor for Boing Boing and WINK Books. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.


  • Julian Bond

    Need a design for a joule thief circuit that would blink a led about once a second. Want to combine throwies with ping pong balls with a slow blink that lasts for a long time.