New answers tagged


This is a broad sweep at the issue, some guesswork & experimentation required. First of all, if you have an alternative DAC try it, no matter how basic, just to eliminate the simplest explanation. Secondly - if anything has batteries, replace them. Up at 5k, it's unlikely to be directly related to 'mains hum' itself, grounding issue etc. A very simple ...

Top 50 recent answers are included