Hey guys i've been posting around and read alot to find what might be wrong with my amp, the distortion sounds like well rly fizzy treble loose and gritty, i changed the tubes to tung sol 12a7x and jj 6l6s and thats how it came out and even though i put the old ones back in it sounds the same, will getting it properly biased at a store fix my problem ? i have a peavey triple X btw thanks alot guys for oyur help