Hello, I'm sorry, I know I'm going to come off as some guy who just threw a bunch of money at his stereo and doesn't have a clue... I have a Yamaha RX-A720 Aventage Receiver, 2 * JBL L890's in my front, a JBL LC2 Center Speaker, a Polk PSW10 Subwoofer, and two cheap Polk Surround speakers...