HD 555's modded to be 595s (and some mass damping), UE TF10s, Modded Fostex t50rps, Audio-Gd nfb12 (on their way), Udac2 (returned) cmoy amp builder
 
/*Headphone-related expense account: 5$ + 95$ + 75$ + 99$ - 99$ + 50$ + 244$ + 34$ + $120