The PC power supply has been a standard ... But since there is an almost limitless supply of them it’s not worth breaking one unless you need the parts, so what can you do with an intact one?

A power supply for electronic devices. Also called an "AC adapter" or "charger," power adapters plug into a wall outlet and convert AC to a single DC voltage. Computers use multiple DC voltages ...

like those used in any modern computer is that they’re more efficient at higher AC input voltages. Power supply efficiency at different input voltages. (Credit: HP) This can be seen clearly when ...

These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile Analyst at PCMag, which means I cover wireless phones, plans, tablets, ereaders ...