Here is a link to an article I found when prowling around the 'Net looking for info on Legacy speakers one day. I remembered reading this piece from a guy who was trying a pair of amps, and comparing them them to others he has tried. He has the Audio Aero amps and after trying other big money amps, he prefers the Audio Aero...
http://www.ariaaudio.com/ReviewFYip.html
http://www.ariaaudio.com/ReviewFYip.html