Capecci 6550/KT88 stereo tube integrated amplifier

Capecci stereo push-pull tube integrated amplifier with two 6550/KT88 (35W) per channel. It uses 6sn7/6h8 driver and one 6sl7 tube.  Custom 400v/a toroidal power transformer, Hammond output transformer, switchable feedback (0 or 6db) three inputs (4 on request), massive alloy knobs., ALPS RK27 potentiometer, switches with silver contacts and no PCB, but point to point wiring. Only Audyn  Qs4 caps and Vishay resistors in the sound path.