You need something to provide the signal (the Mac) and another device sitting with your big rig that will take this signal and do the decoding etc. needed for playback by the analog amps.
You might want to look at the WD TV Live product, seems to do a lot for the money:
http://wdc.com/en/products/products.aspx?id=320
-RW-
You might want to look at the WD TV Live product, seems to do a lot for the money:
http://wdc.com/en/products/products.aspx?id=320
-RW-