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Dynamo torch Swiss.
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10th Nov 2017, 8:55 am
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kalee20
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Join Date: Feb 2007
Location: Lynton, N. Devon, UK.
Posts: 7,088
Re: Dynamo torch Swiss.
Photo?
I have a hand pump torch from the 1980's, uses a 1.25V bulb. But these days I can imagine a much brighter one could b made with LED's, obviously with a rectifier (or just twin LED's in inverse parallel).
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