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Joule Thief "Nike Hercules" Prints & wind Transformer

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Master SMPS Joule Thief "Nike Hercules" 10 Watt LED driver will also power 50 watt LEDs up to 84% efficient Prints and how to wind transformer Si or Ge npn,pnp both prints given Designed by Tony Izaguirre (http://www.youtube.com/upload)
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