[S1lVer]

My budget is 1000USD. Used AMP is ok.

 

[PurpleAngel]

So your looking for a headphone amplifier or DAC/headphone amplifier for use with Sennheiser HD800 headphones?
Check out Audio-GD
http://www.audio-gd.com/Products-EN.htm

 

[blackdragon87]

Woo audio WA6 or Valhalla 2

 

[blackdragon87]

Bottlehead Crack

 

[PurpleAngel]

Bottlehead Crack

I kind of like that idea also.

 

[FullBlownEargasam]

I am using the NFB 11.28 with a darkvoice for my hd800s and could not be happier. I do like the bottlehead direction though. Curious what you decide on.