nope, not some sort of perpetual-motion scam, there are calories expended -- human sugar & fat is burned (generally).
these two fourm-threads from OLPC-news go over a bunch of different off-the-grip powere generation methods, primarily humna, but some solar.
olpcnews.com/forum/index.php
olpcnews.com/forum/index.php
these two fourm-threads from OLPC-news go over a bunch of different off-the-grip powere generation methods, primarily humna, but some solar.
olpcnews.com/forum/index.php
olpcnews.com/forum/index.php
posted by:
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Scranton
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sony's twirl-n-take: hand-powered digi-cam
Tue, May 27, 2008 - 2:06 PMwww.allheadlinenews.com/articl...9455277
of course, it's a proto that they don't plan on marketing. :::sigh::: -
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cheaper solar?
Wed, May 28, 2008 - 5:13 AM -
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solar for the OLPC's XO.1
Wed, June 4, 2008 - 1:14 PM -
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micro-hydro
Sat, June 28, 2008 - 7:48 AM -
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spinning
Mon, July 7, 2008 - 12:07 PMwww.ohgizmo.com/2008/07/04...ire-needed/
not good for much of anything, but interesting. a bit pricey at $200
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