i know i been posting alot and im sorry but im having some hell =( i think im getting things figured out though but i have a question about my amp it has a "Q" knob and the manual says "The q control selects the bandwidth of the boost around the center fq lower numbers are wider higher narrower" i dont quite get it can somone PLZ clarify it seems if the waves were longer the sound produced would be a lower Fq is this correct or is it something else?