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power switching supply
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  1. Electrical
    I have an power surge protector with a power switch. I want to connect some homemade led strips powered by dc adapters to the power surge protector strip. (the led strips just plug in to turn on) My question is that can I use the power switch on the surge protector to power on and off my...
  2. Electrical
    My boyfriend has tried twice, both times resulting in loud sparks from contact. Is there a positive/negative end of the plug we need to be aware of, and on the switching supply, which goes to what end, red or blue? We are afraid we ruined the battery. The switching supply goes up to 60 V, and...
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