"Must I use the same amp model for a 2nd amp?"
Yes, unless you are going to use an outboard crossover,
which would have volume (level) controls to match the output
of two different amps.
http://www.audiokarma.org/forums/showthread.php?t=458761
Yes, unless you are going to use an outboard crossover,
which would have volume (level) controls to match the output
of two different amps.
http://www.audiokarma.org/forums/showthread.php?t=458761