Maintenance has been completed, such as 10 capacitors, 4 adjustment volumes, 2 relays replaced, main volume disassembly contacts polished, etc. It is a premain amplifier that allows you to enjoy the moist, glossy mid-high frequencies typical of Marantz, and the thick low frequencies, and it also makes you feel like analog. It can be switched between Class A and Class AB, and the MM/MC can also be switched with the front switch, so it is fully equipped. There is a small scratch on the top plate (Oikawa Tetsuji)
Maintenance information: 2026.5.9 Maintained (since internal contamination is severe, remove the left and right amplifier parts, etc., and clean them. Replace 10 deteriorated capacitors in the left and right main amplifier boards. B-grade A idling current adjustment volume exchange. Main volume disassembly contact polishing. Disassembly contact polishing for remote wire switches, push switches, etc. I/O pin jack polish
Accessories: copy of instruction manual
Main specifications: Class A operation 25W+25W (8Ω) Class AB operation 180W+180W (4Ω) 150W+150W (6Ω) 130W+130W (8Ω) W454 x H170 x D460 mm 27 kg