Detailed maintenance has been completed, such as cleaning each volume switch, replacing 6 capacitors, replacing 5 lamps, etc. A control amplifier representing the golden age of McKinn. Compared to the C28, I get the impression that the breadth and subtlety of the sound stands out. Even in this age, the rich, glossy tone is still alive and well, and vintage speakers play well (Daiki Goto)
Maintenance information: 2025.10.23 Maintained (each SW, VOL cleaning, lamp deterioration replacement. Auto on fuse disconnection → replacement, push button dismantling and cleaning, AC cord replacement, condenser liquid leak → replacement, pin jack cleaning, fuse holder damage → replacement, operation check (BASS, TREBLE can't take full pictures)
Accessories: manual
Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 · 2, AUX, TUNER, TAPE 1 · 2 W406 × H138 × D330 mm 8.6 kg