Background I have few old power transformers laying around and right now I need one for a project I am working at. The only problem is that they were not labeled properly (or at all) by the manufacturer so I…
How to figure out an unknown transformer
DIY variable power supply
Few years ago I modified a salvaged ATX power supply to a fixed voltage bench power supply. It was very useful, I still use it, however it comes a time when you need other voltages than some fixed voltages (eg.…