I built my first computer about 2 years ago, and from pretty early on it would every so often have this really bad wheezing sound, kind of like revving an engine. Initally it wasn't so bad and I ...

I have always said that it was better to replace the entire PSU than replace a failed PSU fan, or one that is noisy. But now I have at least 5 PSU's that I believe are basically good, but have a noisy ...