I'm currently running a GK BL600 amp paired up with a GK BL 4x10 and a Peavy 4x10 with Scorpion speakers. I've also got a Peavy 2x15 cab with Black Widows in it. I wanna use all 3 cabs to get the punch and bottom that I want. I know I need another amp to do this....but the questions are:
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