I heard the prototype of this high-current crack at RMAF with HD-800s, and while I don't yet have the stock crack to compare it to, it was easily the best amp at the show with the 800s, and was enough to convince me that I had to have a pair of them -- like no headphone experience I've ever had.
-- Jim
Jim Rebman -- recovering audiophile
Equitech balanced power; uRendu, USB processor -> Musette DAC -> 5670 tube buffer -> Finale Audio F138 FFX -> Cain and Cain Abbys near-field).
s.e.x. 2.1 under construction. Want list: Stereomour II
All ICs homemade (speaker and power next)