To me the amplification issue is solved whit this device.
Thanks to Audiophonics that make accessible this great technology at...
Audio-Gd offers a range of boards and accessories that allow you to upgrade your devices (DAC, amplifiers, interfaces, etc ...).
It includes a range of digital interfaces, input / output modules, power supplies as well as high-precision clocks TCXO and extension for OPA.
Prices are tax included