Bart...I seem to remember Dick Olsher reviewed the A-100 a few years back I think in TAS. You may want to look up that review. If I remember, he seemed to like it a lot. Going on memory here though.
PS: Here are some reviews of the A-100:
http://www.theabsolutesound.com/arti...wer-amplifier/
http://www.soundstage.com/revequip/esoteric_a100.htm
http://www.6moons.com/audioreviews/esoteric13/a100.html