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  • Montior battery level of a battery

    Please, I need a design (circuit diagram) that helps me monitor the battery level of a battery and also displays the level on a LCD screen. I am making use of an arduino.

    ololade5 pointsBadges:
  • Laptops and UPS circuits

    A laptop basically has a built in UPS system where AC electrical power is converted to DC and the battery would also serve as backup in event of power failure. I've always heard that a UPS should avoid being plugged into a UPS circuit. So plugging a laptop into a UPS supplied circuit, should this...

    ironcore25 pointsBadges:
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