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Marshall valvestate 8040 volume dip [message #27530] Sun, 09 December 2007 10:19 Go to previous message
robban is currently offline  robban
Messages: 1
Registered: May 2009
Esquire
Hey!
I'm having some problems with my 8040. Recently I noticed that every 20 to 30 seconds or so, there is a big volume dip. It lasts for maybe 2 or 3 seconds, then the volume goes back to its normal level. I replaced the pre-amp tube but the problem didn't go away.

Any ideas?

thanks
//rob

 
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