S s34nsm411 Member May 3, 2004 491 1 18 Jun 8, 2008 #1 havent plugged my 6505+ in for a bit and it seems to have picked up a problem. whenever i turn the gain past about 5 it instantly starts squealing loudly, is this just a bad preamp tube?
havent plugged my 6505+ in for a bit and it seems to have picked up a problem. whenever i turn the gain past about 5 it instantly starts squealing loudly, is this just a bad preamp tube?
Emdprodukt Member of Dude Castle 69 Jun 26, 2007 2,520 1 38 Kiel, Germany Jun 9, 2008 #2 most likely. at least that was my problem some time ago with my peavey ultra 410 full tube combo. good luck!
most likely. at least that was my problem some time ago with my peavey ultra 410 full tube combo. good luck!