[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 ...

Sanjaya Maniktala has another power supply book out, his third since 2004. The first two were on switching power supply design, and this one covers down-and-dirty troubleshooting – Troubleshooting ...

Any type of computer failure can be a problem for your business, but a bad power supply can be an infuriating problem to diagnose. When your computer does not get the power it needs, the result can be ...

An ATX power supply unit, or PSU, has a 24-pin connector for energy delivery. The symptoms of a dying or dead ATX PSU are identical to those of any PSU and involve operational problems in your PC -- ...

How many power bricks have died on you? Have you ever tried to fix them? Sometimes it’s easier to grab another one (they grow on trees right?), but wouldn’t it be nice to save the broken ones from ...

An issue with noisy power supplies that we reported more than a month ago is continuing to generate numerous complaints on Apple's discussion boards, with little response acknowledgement from Apple's ...

This three-part series describes how to properly test a DC/DC power supply, and ensure that it works reliably over various operating conditions. This series is intended to provide the designer with a ...

A computer that refuses to start is one of the most frustrating technical problems, whether it's a desktop PC or a laptop. This issue can arise from simple power interruptions, loose connections, or ...

Steve Sandler has written several power supply design articles for Power Electronics Technology magazine and also powerelectronics.com. Now, he decided to write a book that covers all the major ...

A steady supply of voltage is important in industrial and commercial applications to maintain equipment performance, product quality, and safety, while also minimizing downtime. Voltage sags (where ...

While switch-mode power supplies operate at frequencies well above the range of human hearing, they can produce audible noise under certain load conditions. Potential sources of audible noise can vary ...