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American Viking · 06-30-2009, 04:42 PM

any possibility of a bias drift or a bad or ungrounded current in the electrical system? using a lot of pedals?
do you have any way of checking the bias to see if it's moving on it's own? i'm not positive that this could be it but if you know how to look into it would be worth checking out.

06-30-2009, 04:42 PM	#4 (permalink)
American Viking Senior Member Join Date: Jan 2009 Location: RICHMOND, VIRGINIA Posts: 1,510	Re: Marshall JCM800 2205 50W Issues any possibility of a bias drift or a bad or ungrounded current in the electrical system? using a lot of pedals? do you have any way of checking the bias to see if it's moving on it's own? i'm not positive that this could be it but if you know how to look into it would be worth checking out. __________________ -I'd rather be a good liver than have one...