i ve been curious bout these stuffs since a long time.. plz enlighten me ...thanx 1- can a be3 solutionn18 head drive a 4x12 cab ?? 2- if yes, then will the tone differ if i plug in higher wattage head of same model series of the same company say a solution180 (i knw there is no such model ) to same 4 x12 cab??? 3- whats minimum wattage required to drive a 4x12 cab ??? 4- are solution 18 and powerhouse 100 similar tonewise??