hey everyone i have a quick question. i have to sub amps. i bought another one cuz i thought the one was dead and i tired it again with a diff fuse and it works again. the old one is a 120w one and the new one i baught is a 150w one. i would like to know if i can link them. the one has a input and output and the other one has an imput. they bout have high and low level input and out puts. thanks for the help, Eric