Transformer V/I output stage for DAC.
The good engineers at ESS know there are one two people out there, that do high current things in low power places.
Now they can sleep knowing their hard work making that possible, is put to use.
The first transformer behaves as tone control, controlled by...
On the theory that the on-board chip does the processing and the computer supplies the power/controls, I got the cheapest USB DAC I could find. It sounds pretty flawless and the only installation was plugging in the cable. Volume at the output is variable up to about 2x what the Mac Mini...