Originally Posted by: peifferllpstrying to figure out how to hook my line 6 4x12 stereo cabinet with 2 speaker leads left and right into a new hughes&kettner tubemeister 36w tube guitar amp head that only has one input jack for the speakers.

What I would do is get an A/B switch and send the signal from the amp into the switch, then just have both channels selected going to both sides of your Line 6 cab.