Maintained. It is a vacuum tube amplifier that allows you to enjoy the “fresh and glossy sound” typical of Uesugi. It is a specification where you can feel the attention to detail, such as using a transformer jointly developed with Tamura Seisakushita and sorting tubes made by Matsushita. In addition to scratches and insulator marks on the exterior and top plate, a feeling of use such as dullness, abrasions, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2026.5.31 maintenance completed (main volume balance volume exchange rotary switch disassembly cleaning protective agent coating vacuum tube pin cleaning each input/output voice check)
Accessories: none
Main specifications: used vacuum tube 12AX7 size W435 x H146 x D360 mm weight 14 kg