1). Consult owner's manual for triamping: this should answer some of your questions as it relates to hook-up. If you don't have an owner's manual a)check manuf. website for it online b)request one from manuf. c) request copy from someone on www
2). All amps must have equal gain at the input for any multi amping endeavors. This is most easily achieved by A) buying 2 three channel amps or 3 two channel amps all of the same make and model. If you used 3 stereo amps from different manuf. you will be faced with more complexity in trying to achieve good results.
2). All amps must have equal gain at the input for any multi amping endeavors. This is most easily achieved by A) buying 2 three channel amps or 3 two channel amps all of the same make and model. If you used 3 stereo amps from different manuf. you will be faced with more complexity in trying to achieve good results.