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MC275U.S.A

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Manufacture:McIntosh
Price: JPY 816,364
25-48228-24372-00
U.S.A 1962 made
Arrival: 2025-12-26 20:12:42
Maintenance has been completed, such as replacing 2 block capacitors and replacing 8 other capacitors! 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. There is a slight snag in the logo. (TAMURA Eiji) Maintenance information: 2025.12.26 Maintained (replacement of 2 deteriorated vacuum tubes KT88. 100/30 μF deterioration replacement 2 block capacitors, 20 μF other deterioration replacement, 3 electrolytic capacitors, 0.22 μF other deterioration replacement, 6 oil capacitors, selenium deterioration countermeasures → diode addition · resistance 2W and 1W deterioration replacement 3 units · AC stopper deterioration exchange · simple lettering treatment at main external locations · vacuum tube socket and RCA jack caulk repair. *Other operation checks have been performed (measured at 66 to 85 W with rated output AC 100 to 117 V, SP: 8 ohms) (*The transformer groans slightly when using AC117V, but there is no problem with performance.) Accessories: none Main specifications: 75W+75W (in stereo) 150W (in mono) vacuum tube/12AX7 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
　　
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