This demonstration fixes the power supply of a DVD player, but the skills transcend this one application. [Alan] walks us through the process of repairing a power supply (translated) on a simple ...

I have a power supply that quit working. It's in my HP media center and is a proprietary design, so going out and getting a replacement is next to impossible. I tried calling HP to order the unit, but ...

Cheap benchtop power supplies are generally regarded as pieces of junk around these parts. They can measure well enough under perfect conditions, but when you use them a little bit, they fall over.

Have you got a dead power supply? The problem could be just a 50-cent fuse. Find out how to determine if a fuse is faulty, as well as how to replace it. So you’ve got a dead power supply and want to ...

The power supply data analyzed for this article is based, in part, on studies conducted by Excelsys in many applications all over the world and also on the North American power supply ...

Most medium to high power AC-DC power supplies and some DC-DC converters include “Remote Sense” connection points (+ and – Sense) that are used to tightly regulate the supply’s output voltage at the ...

Over the years, the need for increased reliability of electrical systems is no secret to those in the electrical industry. Data centers, hospitals, emergency call centers, government buildings, and ...

I tried the solution mentioned here, and it only helped slightly. These speakers sound great, but the hum gets annoying to the point of me leaving the speakers off during normal operation. They hum, ...

Richard Baguley has been writing about technology for over 20 years. He has written for publications such as Wired, Macworld, USA Today, Reviewed.com. Amiga Format and many others. Essentially born ...

A PC power supply won’t boost your frame rate, but it will make sure everything in your PC is safe, secure, and running efficiently. A bad PSU risks system crashes at stock settings – nevermind ...

Wall-mounted AC Adaptors, sometimes called wall-warts, have been a standard way of providing electricity to low-power devices since the 1970s, powering everything from clock radios to Wi-Fi routers to ...