-well thats something you don't hear everyday, "I wanna brighten up the tone of my Marshall" ...... what speakers are in the cab?-(probably 75's, if so get 2 V-30's, X-pattern)-Tone settings?-(the only stock-DUAL REVERB 900's that sounded good, had pretty much everything set low, max at 50%)-besides the EQ-(you boosting freq's? what the settings?)-what else is in the signal chain? -( Still got the ULTRA + if you do, bias-mod the bitch & run a stereo rig)-