Jumat, November 06, 2009

Bicycle iPod Charger


Bicycle iPod Charger
A sidewall dynamo powers both lights and tuneage
Mark Hoekstra | Make Vol. 11- 2007 | Pdf | 3 pgs | 1 mb
After buying an Pod mini a couple of years ago, I started experimenting with
ways of extending its battery life. First I tried the Perfectmate hand-cranked
flashlight/charger, only to find out that it takes up to 20 minutes of cranking
to generate just enough power to boot the device. As well as making me
appreciate how much power today's lithium-ion batteries can hold, this got
me thinking about otherways to human-power my Pod.
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