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  1. browniebob

    shorted diode

    I have a shorted diode in my system and I cannot fix it on time to test. Are shorted diodes usually reliably 'short' or do they behave oddly under certain conditions? (Its okay if its short so long as it stays short...) BB
  2. browniebob

    how to disolve teflon

    Folks, I have some teflon that I'm trying to rid from a metal surface. I've tried everything from sandpaper to scraping it off with a soldering iron and wick. How can I dissolve this? Is there a clever way to clean up teflon from a metal surface? The surface is a screen/filter for...
  3. browniebob

    Hydrogen leakage rates

    Hello All, I'm faced with the following issue: I have some batterys in a box and these batterys release Hydrogen gas. I want to know, given the cracks and other tiny imperfections in the metal box's construction, how much Hydrogen will exit the box. In essence, if I know the generation rate...
  4. browniebob

    sending power through long wires

    Good morning all, great forum. Here's my question: I'd like to send power through a few 32 gauge wires for a distance of several thousand feet. How do I figure out the limit on how power-hungry my load can be (it'll be a sensor) and what is a good way to send this power? My background is...

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