The HD650's are so amazing. I've loved owning them for the last four years. I'm now on the hunt to improve them. I posted in the amp section awhile back hoping to get some AMP suggestions but i was ultimately told to pickup the Audeze LCD2 instead of upgrading my other components. I have since tried the Audeze LCD2 and found it too uncomfortable to wear for any length of time over 30 minutes.
So I'm sticking with my HD 650's and after reading through about 200 pages of this thread trying to find some good ideas of what to buy next here is the list I've compiled:
Edited by Soundbot - 3/4/12 at 7:44pm