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Recent content by addertooth

  1. A

    Suggestion needed P/S for 60,000mW laser..

    purchase a 3.3 volt supply from ebay which has a current rating of at least 60 amps, purchase about 20 resisters that are 5w 0.05 ohms, and build a series-parallel arrangement to have a voltage drop of about 1.3 volts at 60 amps... let me see... doing math....About 0.21 ohms... make that 0.25...
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