Here’s one for the Hobo Tech file, it’s allegedly a “battery charger” that employs the Peltier-Seebeck effect — using a heat differential to generate a voltage (Seebeck Effect) and using a voltage to create a heat differential (Peltier Effect). Too bad there’s no info on the site except this captioned image.
Seebeck battery charger – [via] Link
Gareth Branwyn is a freelance 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 to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.
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