I HAVE OWNED THE THIEL CS 7'S,THE THIEL CS 6'S AND NOW OWN THE THIEL 2.3'S AND (3) MCS 1'S. I WOULD STRONGLY RECOMMEND CLASSE AMPS AND AUDIO RESEARCH PRE AMPS. CERTAIN EQUIPMENT SEEMS TO BLEND GOOD TOGETHER AND THIEL,CLASSE AND AUDIO RESEARCH SOUND GREAT TOGETHER. IF YOU LOOK BACK INSTEREOPHILE YOU WILL SEE THIS COMBO ALOT AND IT IS ALWAYS HIGHLY RATED. GOOD LUCK.