Search results

Need some advice/help with troubleshooting. Getting really annoying crackling/static noise from the gain knob on my 5:50 on channel 1, clean mode. Channel 1 crunch mode, I don't really notice it. Channel 2 is fine. Does this sound like a preamp tube issue? Of the 5 preamp tubes, are any...

Getting a lot of noise/crackling from the gain knob when channel 1 clean mode is selected. All other channels and modes don't do this. I wanted to start by cleaning the pot but the knob doesn't seem to want to come off. Are the knobs removable on this type of amp?

Hey guys, I have a 5:50 Express (not the 5:50+) and I have a question about the effects loop and possible tone suck. Can pedals suck tone when placed in the effects loop, or does tone suck only occur with pedals placed in the front of the amp? I have a couple of older modulation pedals that I...

I've noticed this too within channel 1, when switching from Crunch to Clean mode, which I think is what you're asking here? The problem for me is, I use the Crunch mode probably 80% of the time, however I love the Clean mode too. So when I switched from Crunch to Clean, there is a volume...

Yep...that's exactly what it was. V-2 preamp tube was shot. Replaced it and worked like a charm!

I just purchased an Express 5:50 off ebay and received it yesterday. This is my first tube amp mind you. Ok, I'm having a problem and it's driving me insane at this point - I cannot get ANY sound from the amp! I've checked all the basics - cables, amp switches, etc. Power amp tubes look...