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 ...

When you're assembling your perfect computer, there are ways to save some money, but you should not compromise by getting a ...

A benchtop power supply is a key thing to have for any aspiring electronics hacker. While you can always buy one, plenty of us have old computer PSUs lying around that could do a fine job themselves.