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  1. John Canon

    Original way to use car radio as a garage radio

    This could be a dream. I take a 12 volt AM radio. I connect 2 lead acid batteries (6 volt each) in series with 4 gauge jumper cables. I use a C-clamp to attach the antenna to the window sill in the garage. Then I can listen to the radio in the garage just like Grandpa did. Maybe I am still...
  2. John Canon

    UPS with too much boost

    I have a MinuteMan standby UPS 1500W unit for my entertainment center. It has a single stage buck/boost. Recently, several times per day, it would click and the output voltage would read 134 volts AC. Most SMPS would accept that, but I noticed my box fan revving up speed. I think the unit is...
  3. John Canon

    Replacing tiny IR LED

    I have several of the Sylvania Golden Dragon motion sensing battery op lights for under cabinet use. One has failed and I suspect the IR diode. When I aim my digital camera at it, it is dark. But on other units I can see the dim purple of the working diode. On the circuit board I can measure...
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