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 ...

[Erich] spotted a broken DVD recorder at a local amateur radio meeting and decided to see if he could restore it to working order. While he was fortunate enough that someone labeled it as having a bad ...

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, ...

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 ...

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 ...

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 ...

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 ...