All switches have been disassembled and the contacts have been polished and maintained! A famous and famous first generation preamp. The coat is different from today's tones, and the solid sharpness and punchy tone go great with vintage speakers such as JBL. The crunchy sound image and exhilarating sounds are a habit. Serial C7R463 (Tomonori Asaine)
Maintenance information: 2026.5.1 maintained (EQ amplifier section transistor replacement switches, rotary switches, push switches, disassembly contacts, polishing settings, main volume contact cleaning, main volume contact cleaning, lubrication display lamp replacement since there is no ceiling door magnet, installation cleaning, each input/output operation check)
Accessories: power cord, copy of instruction manual
Main specifications: 3 phono systems (with head amplifier), 3 line systems, 3 tape systems, W445 x H160 x D373 mm, 13.4 kg