[Quasimodem]

Originally Posted by amlebede

Tap the channels you are interested in amplifying and then use a PAC LOC converter and wire the RCA to the amp.
http://www.ambientweather.com/ptpactrunkloc.html

Right, I forgot that if your amp doesnt accept balanced inputs you have to convert the signals, I used a Matrix line driver from Audio Control. I guess the PAC LOC works too.