Quote Originally Posted by TbM View Post
What? most decent aftermarket Hu have 2 channel sub out(non fader), only a couple i seen that dont(mostly AV ones).....even if the hu only has one output when you are only running 1 channel(1 sub) you only need 1 input on the amp, generally the white(left ch) input. No need for a y splitter.....

I currently only have 1 rca plugged in for my sub and plugging the second rca in does nothing as it only requires a single ch input.


this applies to most audio equipment, weather it be home or automotive.

L channel is used if there is only 1 input.