Maintenance has been completed, such as replacing 4 block capacitors and 3 other capacitors! Comes with a hood. The original MC275 is the pinnacle of Macintosh tube amplifiers. A powerful sound with a velvety luster and full of vitality. Please enjoy the rich Macintosh sound. As for the exterior, there are oxidation, threads, etc. on the body (Satoshi Yonejima)
Maintenance information: 2026.2.22 maintained (input earth reinforcement treatment · volume contact defect repair · vacuum tube 12AX7 defect replacement · vacuum tube 12AX7 defect replacement · 2 SP terminal deterioration replacement · 2 thermistor deterioration replacement · 2 oil capacitors 0.22 μF deterioration replacement · 12 μF deterioration exchange · block capacitor 35/80/15 μF deterioration replacement 4 pieces · resistor 1W deterioration replacement · lag terminal deterioration replacement 2 pieces ・Diode deterioration replacement・Simple lettering treatment・Vacuum tube socket and RCA jack caulking repair. Other operation checked (at rated output AC 100 to 117 V)
Accessories: bonnet
Main specifications: 5W+75W (in stereo) 150W (when mono) vacuum tube/12BH7 x 2, 12AX7 x 1, KT88 x 4, 12AU7 x 2, 12AT7 x 2 frequency band 16 Hz to 60 kHz input sensitivity 0.5 V input impedance 250 kΩ dimensions W311 x H203 x D438 mm weight 30.4 kg