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jcmjmp · 06-30-2009, 07:15 PM

Try inserting a cable between the effect send and effects return jack to see if that makes a difference. Those jacks can get tired and start causing volume swells and drops.

06-30-2009, 07:15 PM	#5 (permalink)
jcmjmp Senior Member Join Date: Nov 2008 Posts: 2,673	Re: Marshall JCM800 2205 50W Issues Try inserting a cable between the effect send and effects return jack to see if that makes a difference. Those jacks can get tired and start causing volume swells and drops.