The best $400 integrated I've heard! SED EL-34's Tung-Sol 12AX7's or Sovtek 12AX7LPS's Electroharmonix 12AU7's
Von Schweikert Audio VR-1
These make some pretty good music. Upgraded the crossovers with Sonicaps, plus bypasses, OCC-OFC internal wire, and a smattering of No-Rez
Hsu Research VTF-2 MKIII
It'll move some air!
Speltz Anti-Cable
Good sound, even better price!
Cardas Golden Cross
Not much to say, I love 'em!
DIY Oyaide PA-02
W/ Eichmann copper bullets
DIY VHAudio, Cryo-Parts
VHAudio Flavor 2, Cryo-Max III, Furutech & Oyaide 079 connectors, and a Furu outlet
Panamax 5100EX
Keeps things safe and doesn't seem to impart much sound of it's own
DIY Roller Balls
Had some fun in the metal shop with some 4340 steel... Basically made 6 simple pucks with a spherical bearing surface, and dropped some tungsten carbide bearings into them.
The Hsu test disc is great. Do you use the maximum extension or maximum output? I am use the maximum extension with great results. I have mine crossover at 40 hz.