I have owned the Auditor now for 6+ months.  I have it set up with the V-Link 192, Audio-gd Reference 5.32, and the Beyerdynamic T1.   This amp was designed for the recording studio in mind to give the engineer a tool to hear what was recorded as best as possible.    It is designed to drive 600 ohm headphones, and I'm sure it works well with many other high impedance phones.  My 150 ohm Yuin earbuds also work very well with this amp.   The Auditor is a great piece of audio equipment.  Build quality is top-notch.  Volume control is great, with...