147 deteriorated parts such as transistors and capacitors were replaced in 2022/2023, and refreshed and maintained with attention to detail, such as disassembling and cleaning switches! It is a diamond called Rifu Yamaha FET that shows off its excellent purity and transparency. With this brush-up, the sharpness of standing up and the firmness of the sound have been completely revived, and you can enjoy the Yamaha sound you are aiming for. On the exterior, you can see a feeling of use such as dullness and scratches. Serial 09651 (Tomoho Asaine)
Maintenance information: 2026.5.27 Maintained (deteriorated transistors, deteriorated capacitors, diodes, fuses, semi-fixed resistors, heat dissipation sheets, fuse resistors, fuses, VR, lamp, SP terminal replacement, switch disassembly and cleaning, re-soldering of deteriorated parts on the solder surface of the board. Offset, bias, power supply voltage, meter adjustment, input/output waveform confirmation, load test, load running test)
Accessories: copy of instruction manual
Main specifications: output 100W+100W (8Ω) SNR 115dB W436 x H151 x D370 mm 26 kg