Another one box solution that has some enthusiastic fans:
For under $3000, a Cambridge CXN V2 with an upgrade by Modwright
What is included in the tube modified upgraded?
1. Replacement of stock DAC power supply with our own design.
2. Replacement of the entire stock SS analog stage with our own all-tube based analog stage and its own power supply.
3. Fully balanced in to out, with both RCA and XLR outs.
4. The entire mod is enclosed in one box, no outboard supply or umbilical.