Recent content by desertdweller

SO here's an oddity. When I use the FX loop on the MT15 with a speaker cabinet, I get the 60 Hz hum immediately, however when I run the output to a Torpedo Captor and into my PC, no hum from the FX loop. I'm stumped. I guess it's awesome for recording and would be fine at a gig, but lower...

Just tried it, swapped out V6 for another 12ax7 I had here in the house, and it didn't fix the issue. So it's not tubes. I'm wondering if it's a bad ground in the effects loop or if there's an internal part causing interference.

That is a very good ideal. Let me give that a shot.

Bump! Long time Mesa player, I received my first PRS amp today, the MT15, and I'm having the hum issue. For mine, it's not a tube, it's the effects loop. When you plug a guitar into the input with nothing in the effects loop, the amp performs perfectly. The clean channel has zero noise...