M moonage Distinguished Jan 7, 2012 1 0 18,510 Jan 8, 2012 #1 conrad johnson tube amp, preamp makes loud poping sound. periodically. like a powerful electrical voltage pop.
conrad johnson tube amp, preamp makes loud poping sound. periodically. like a powerful electrical voltage pop.
SmurfOnABoat Distinguished Dec 26, 2011 39 0 18,590 Jan 8, 2012 #2 While playing? Or turning on/off? When does it make this sound? Upvote 0 Downvote