I was looking for a DAC to complete my new stereo system. I use an Apple MacBook with Decibel to play digital music via the DAC. The rest of the system consists of DIY preamplifier (Thel VX-D, battery powered class-A MosFet output), two Hifiakadmie PowerAmps, and AOS Studio 24 BE speakers (top-of-the-line ScanSpeak drivers).
Some more specific requirements for my new the DAC were:
High-Res (192/24) asynchronoous USB or FireWire input Discrete analog stage would