Audacity Forum

Nothing terribly complicated, a pair of AT2020 mics, a small 12V Fifield headphone amp through a Behringer QX1202 USB mixer. My initial thought it was electrical as it was plugged into an outlet on a shared wall (apartment living), unfortunately, moving the the power to other outlet gave the same so...

Hi all, I was hoping someone on this board can help me. About half about me recordings have this high frequency, wave kind of sound in the background that I can't pinpoint to eliminate. The sound, (attached) isn't audible while recording, only on playback. Preferably, I'd like to eliminate the sourc...