Maintenance was completed by investing a lot of time and money, such as replacing block capacitors, electrolytic capacitors, oil capacitors, etc.! This is the popular A3500. I recommend it to those who want to try out vacuum tube amplifiers for the first time! Of course, the warm sound of the vacuum tube is also there, but the clean, clean sound using the EL34 push-pull is appealing (Sasaki Shota)
Maintenance information: 2023.5.27 Maintained (vacuum tube socket, block capacitor, electrolytic capacitor, oil capacitor, SP and RCA terminals, semi-fixed VR replacement. Load tests (8Ω load 1kHz 40W+40W), input/output waveform checks, and sound output checks are performed. Gain VOL disassembly cleaning)
Accessories: manual copy
Main specifications: 40W+40W (8Ω) vacuum tube 6CA7×4/6AQ8×3 W465×H168×D206mm 16kg