Refreshment maintenance has been completed, such as replacing 4 oil capacitors and 4 electrolytic capacitors! A famous Mackin tube stereo power amplifier. Compared to the MC275, the sound is tight, well-balanced, and can be enjoyed in a variety of music genres. Still, the appeal is that it makes you feel the Mckin' sound clearly. There is plating peeling, corrosion, and paint peeling (Kojima Yosuke)
Maintenance information: 2023.5.19 Maintained (4 oil capacitors, 4 block capacitors, 3 electrolytic capacitors, 1 thermistor, 3 resistors, 1 fuse deterioration replacement. Other operations have been checked (measured at 43 to 63 W SP: 8 ohms with rated output AC 100 to 117 V)
Accessories: none
Main specifications: 40W+40W 6L6GCPP vacuum tube 6L6GC × 4, 12AX7 × 3, 12AU7 × 2, 12BH7 × 2, frequency characteristics 16 to 40,000 Hz W400 × D265 × H195 mm approx. 25 kg