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 ...

How bad is it when your repair business involves repairing repairs? Pioneer Magnetics, a maker of high power AC to DC and DC to DC standard and custom switching power supplies, recently shipped its ...

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.

Apple's award-winning industrial design is world-renowned. One of the most eye-catching devices introduced with the original iBook was the so-called "Yo-yo" power adapter. Sleek and compact, it ...

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, ...

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 ...