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  1. Energy & Electricity
    What is a UPS? Is it the shipping company - well, ya. But, seeing as this is the energy and electricity section, a UPS has a whole different meaning. An uninterruptible power supply, also uninterruptible power source, UPS or...
  2. Energy & Electricity
    Just wanted to share my upgrade of a UPS (uninterruptible power supply) I will give credit where its due, this project was inspired by this UPS I liked this guys idea, however he was using the wrong batteries that will kill you if they are charged indoors (car batteries) not to mention they...
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