[quote name='Conan' timestamp='1384433133' post='2276585']
And a bit of an unpleasant, boomy hump in the high-bass/low-mid part of the spectrum.
[/quote]
I hear that a bit in mine. But only when it is really really loud, so it's not really an issue, and I am still learning my GBE750 on very gig, as it takes a while to get to know an amp fully I think.