Recent content by smurfco

Any other ideas? Thanks in advance!

Thank you! I tried a different pair of (known good) EL84s but still got the hum. Yes, I do get guitar sound in 10w mode. The amp works exactly as expected in 10w mode, all the controls work... except there's that hum. The hum does not get louder or quieter with the volume or gain controls -...

Hello, Brand new user here, been using Mesa bass rigs for years. I just got a used Mark V:25 combo, and I am wondering if this is normal and what might be causing it. On both channels, it is pretty much dead quiet in 25w mode, but I get a pretty loud hum in 10w mode. This is with both the...