Restored product with 34 transistors, 40 power supply capacitors, and other deteriorated parts all replaced. The delicate and beautiful sound, which can be said to be the origin of Yamaha Tone, has been revived with a refreshing effect. The smooth and textured sound quality of stringed instruments and vocals is so complete that it easily exceeds modern pre-main amplifiers in the same price range (Sasaki Shota)
Maintenance information: 2022.3.26 Maintained (electrolytic capacitor, transistor, SP terminal, RCA terminal replacement. Also, cleaning and re-soldering the substrate. Transistor heat dissipation sheet replacement, electrolytic capacitor transistor semi-fixed resistance fuse resistor fuse relay replacement, input waveform confirmation, load test (1kHz sine wave, 8Ω load: A class 30W+30 (W, B class 120W+120W, OK) sound output test.)
Accessories: Instruction manual copy
Main specifications: Output 30W+30W (A grade), 120W+120W (B grade) W461 × H170 × D360mm 20kg