A panel used by [script]
25C3 is underway and includes excellent presentations. Via hackaday, here’s some coverage of “Solar-powering your Geek Gear:”
[script] selected a four segment folding solar panel after some research. he pointed out that solar is currently more of a necessity technology than money saving since the panels can be very expensive. for connectors, he recommended ones that were safe, polarized, and difficult to short, like the ria connect 230 series he used. most of the device plugs were easily purchasable, but some had to be salvaged from old ac adapters. a key component of his setup was the adjustable voltage regulator. it’s based on the ltc3780 buck-boost controller which is 98% efficient and can be adjusted from 4v to 25v.
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