signal drop

Hi everyone, I have an odd problem that I just can’t get my head around. Ive just bought a secondhand rusty box in pristine condition. It’s the centre positive power version and sounds amazing, but....the second I put anything in front (compressor, envelope, tuner) the signal cuts out. I’ve...

I run a GK MB200 through a Barefaced OneTen, and recently, as it had happened before, I am getting a lot of random drops in volume or complete cuts in signal. It does it even when the volume isn't high. I checked the speaker connections, all my cables. On the last gig, fortunately, the guitarist...