[TheSignalPath] wanted to repair a broken Instek PSW80-40.5 because it has a lot of output for a programmable power supply — 1,080 watts, to be exact. This isn’t a cheap supply — it looks like it ...

This is a succinct account of my experience with the cheap electronic power supply module from China, “DC-DC Module 5-A/7-W (ERPC0575DC) XL4015.” I have used quite a few over the years and have to say ...

Power supply problems can be difficult to diagnose if you don't know what to look for. Here are some suggestions on how to quickly spot a faulty supply and how to replace it. A bad power supply can be ...

Don’t underestimate the importance of your PC’s power source. A good power supply serves as the cornerstone for a low-maintenance and highly reliable computer. But more often than not, boxed, ...

Power system users don't always have a clear idea of power system configurations that provide fault tolerance. As a result, users may specify a configuration beyond what's needed or intended, which ...