Originally Posted by
Shazb0t
The only thing that isn't exactly normal is the brief RF interference that I heard the one time during testing, but it was transient, lasting less than a minute. I could try to troubleshoot that if it happens again, but it was at the approximate dB level as the noise floor that I've been hearing so it probably isn't worth the effort of acquiring ferrites, investing in fully balanced equipment, or trying to filter it out in some other way with electrical components. From reading some other peoples investigations who experienced RF interference that was actually audible at the listening position, unlike in my case, it seems to be a very tricky thing to entirely troubleshoot and eliminate.