Does anyone know whether the W5000 or L3000 pads work with these? Also what about the new AD2000X pads? They should be a perfect fit right?

Hi, hope I'm in the right place for this.    I'm a new owner of the O2 and ODAC, both separate units not the combo build. Maybe this is a stupid question but, since the O2 works fine off the 9V DC battery, why is an AC power adapter specifically required for it to function? I'm not...

Pulled the trigger for an O2 and ODAC! 

Do you recommend I get it from JDSLabs or Epiphany?

Hey guys, I'm new here. I recently got an ATH-AD2000 from a fellow Head-fi'er and I'm absolutely loving it so far. I'm looking for a decent amp to pair it up with. Since I can't find the Gilmore Lite anywhere I was hoping the Sheer Audio HA-006++ would be a good second best since it has the same...