The D3a version of the differential (fully balanced) LCR phono preamplifier series is finished.
In part 1 about this preamp I showed the top plate with the tube sockets mounted. After some fine tuning it is all completed now. This is how it looks:
The same layout and color scheme as the EC8020 version.
Like all my LCR phono stages it has a separate power supply:
Initial listening tests had been very pleasing. Final serious listening comparison to a single ended version still to be done. Stay tuned.