Harman Kardon PM-660 Amplifiers

I have the same LED-blowing problems as the previous user , and sometimes one channel goes awry , pressing the mute button in and out corrects the problem . The amp sounds absolutely beautiful and is super smooth and controlled . Bass is tight and...

It is a great amplifier, the sond quality is only out-performed by tubes (in my personal opinion). The bass and treble response are like magic. The main direct switch is great for audiophiling (I personally never turn it off). My only concern is that...

Excellent amp if you bypass the tone controls.

Bought on Ebay to originally power my TV, I decided to hook it up as a stereo only for music. I then replaced my speakers, finally ending up with the Vandersteen 2 CE's. I was concerned that it would not have sufficient power to drive these relatively...