I'm still using this setup after many years still.

I'm still using the d2. Upgraded the tube with a Telefunken. Running it with a bottle head quickie with pjccs upgrade and emotiva a-100. Norne audio skoll cable to my he-500. Hard to keep up with all the new stuff but still satisfied with my setup.

According to the original poster, it is 80mm   http://www.reddit.com/r/headphones/comments/1ygymq/hifiman_he500_computer_fan_grill_mod/

Didn't read the whole thread, is this anyone here;   http://imgur.com/a/UXB4Y

Ahil, that is a sweet setup.  What chair is that?  Looks very comfortable.

I got my pair from modular just recently, so don't worry guys.  I did the back vent mod, seems like one side rumbles more than the other, does anyone else experience that?

Any updates?

Thanks for this!  Its nice to see who is using what amp and dac so we can ask that person directly for impressions.  Sorry for the noob question, but I saw some people put he-500 rev 2, how would I know if mine were rev 2 and were there any changes.  Thanks.

    What chair is that?  It looks real comfortable.

Anyone want to sell theirs to me?  I want some jergpads so bad!!!  Lol.

I was replying to mishka, but I guess I forgot to quote him, lol. Anyways, I hope modular makes more, I really want one.

 You have to PM him, but Modular isn't taking any orders right now outside of the previous group buy, I want to get some myself.

I believe he was selling them for $60 plus shipping in his group buy. Modular isn't taking any orders right now outside of the previous group buy, I wanted to get a pair for myself also, but wasn't able to join in time.

Quote: Hey LFF,   I remember you mentioning that before, that you only encountered two headphones that could play that bass part, but could not remember the ones you mentioned, what were they again?  Thanks!

I got mine done by them, took about a week.  Looks really slick and works with no problems, really makes the headphone more versatile.  My only issue is that the cable they sent was bad, the connector wasn't soldered properly and kept coming off, they made it right though, they gave me a...