A aaronlyon Well-known member Joined Jun 3, 2009 Messages 55 Reaction score 0 Location Chico, CA Dec 3, 2010 #1 My Mark IV has "Pull Shift" on the Presence controls for R2 and Lead channels. I notice that when Pulled, the volume drops radically, about 12dB. Is this normal, or a problem with my amp?
My Mark IV has "Pull Shift" on the Presence controls for R2 and Lead channels. I notice that when Pulled, the volume drops radically, about 12dB. Is this normal, or a problem with my amp?
F Fronzil Well-known member Joined Apr 11, 2009 Messages 477 Reaction score 0 Dec 3, 2010 #2 i dont know the exact decibel count, but yes, it`s normal for the ear to hear a drop in volume.
swbo101 Well-known member Joined Mar 7, 2010 Messages 466 Reaction score 6 Location NY Dec 7, 2010 #3 yes..a volume drop is normal when you pull shift the presence knobs.
