The deteriorated vacuum tubes etc. were replaced in 2023 and full maintenance has been completed! The vintage MC30 is still loved today, half a century later. The sharp high range and thick low to mid range sound are nothing short of wonderful. Since the left and right sides come out clearly without interference, you can feel a better sense of localization than a stereo machine. The good separation unique to mono amplifiers stands out, and it can play everything from jazz to classical music well (Murakoshi Yoichi)
Maintenance information: 2023.6.10 maintained (vacuum tube socket re-caulking repair, vacuum tube 12AX7 replacement, selenium countermeasure diode addition, 2W and 1/2W resistor replacement, HUM ADJ. readjustment/RCA jack re-caulking repair, operation check (measured at 25-38W SP:8Ω with rated output AC100-117 V).)
2012.6.12 Maintained (Capacitor Exchange/Mallory x 2, Sprag x 2, Europe x 2, Black Beauty x 10, Cornell x 2, Vacuum Tube, Partially Replaced with Good, Used, Silicon Rectifier, Vacuum Tube Pin, Rust Polishing and Socket Electrode Sack, Bolum, Sliding Surface Cleaning, RCA Pin Jack Cleaning, Each Voltage, Operation Inspection)
Accessories: none
Main specifications: rated output 30W, input sensitivity 0.5V vacuum tubes 6L6GC x 2, 5U4 x 1, 12AX7 x 2, 12BH7 x 1, 12AU7 x 1, W356 x H203 x D203 mm, weight 15.8 kg
The optical digital cable uses a 0.7 m high-reliability metal ferrule plug and APF (all plastic fiber). How about an introduction to optical connections? The exterior is dull and has a feeling of use. (MURAKOSHI Yoichi)
Maintenance information: 2024.4.18 continuity confirmed
Accessories: none
1.8 m PSE certified power cable This is a long-selling model of the company's power cable. It has a natural and thick sound that is excellent to listen to. It also has the effect of making hard CD players mild. As for the exterior, there is a thread on the sheath (Murakoshi Yoichi)
Maintenance information: 2024.4.18 continuity confirmed
Accessories: none
An Audio-Technica interconnect cable that uses a 1.5m pair of RCA cables and PCCC2 heavy coaxial cables. You can feel the dullness all over (Murakoshi Yoichi)
Maintenance information: 2024.4.17 continuity confirmed
Accessories: none