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  1. G

    Battery Hazards?

    Good info -- Thanks.
  2. G

    Battery Hazards?

    I've created a battery pack using CR123 lithium batteries contained in CPVC pipe and made sure that it's completely water proof by sealing the end caps and leads with epoxy. But after reading some posts about batteries giving off gases, I wonder if I've created a hazard. Will this thing continue...
  3. G

    Another 2 transistor 1.5v circuit

    Have you seen the patent filed by CMG Equipment? It lays claims on a two transistor step-up circuit. I'm no patent lawyer, but this reads as if they have claims on all battery powered LED flashlights. I also know that some patents would never hold up in court. I'm curious what you guys think of...

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