Update:
I bought another USB Audio Interface with it's own power (Steinberg UR 242) and I still get the same noise. I noticed it's more pronounced in one corner of the room but I couldn't really pinpoint a source. Could the mics maybe be picking up neighbours' Wifi-networks or something?
I...
There's this problem I keep having whenever I record at my home through microphones. There's this faint, high-pitched noise.
Sometimes it's there, sometimes it's suddenly gone. It seems to depend also on where I place the microphones but I haven't been able to pinpoint what is causing it. I...