Sarang, I use 3 Emotiva UPA-1's for my M80's & VP180, and have not had any issues. My Integra did a fine job as well which technically JC covered with high end Onkyo.



M80's,VP180,QS8's,Epik Empire X 2
Integra 50.1,3 Emotiva UPA-1's,Antimode 8033