Maintenance has been completed, such as condenser replacement, various switches, volume cleaning, etc. Preamps were sold during the heyday of analog. Compared to C29 and later amplifiers, it has a rich and glossy mid-range. This is truly a preamp representing the golden age of McKinn. There is rust on the top plate (Sasaki Shota)
Maintenance information: 2026.5.9 Maintained (each SW, VOL cleaning. Pin jack cleaning. Pin jack piercing → plating wire treatment. Power supply capacitor deterioration replacement. Push button TAPE1, 2 dismantle and clean. lamp replacement. Phono level sound interrupted → VOL replaced. Main VOL shield case attached. Phono shield cable caulking defect correction, AC cable replacement)
Accessories: copy of the manual
Main specifications: input terminals, RCA4, PHONO input, 2 pre-out systems, W445 x H195 x D395 mm, 16 kg