Fully maintained! An impressive Sony power amplifier with clear high frequencies and deep mid-low frequencies. The powerful and rich sound seems to go well with classical and acoustic songs. The exterior has small scratches, dullness, and a feeling of use (Katsuji Hiura)
Maintenance information: 2026.6.18 Maintained (3 deteriorated transistors, 16 capacitors, 21 diodes, semi-fixed resistors, spark killers, micro SW, fuses, heat dissipation sheets, and lamps have been replaced. The rotary SW and slide SW were completely disassembled and cleaned and greased. RCA and SP terminals have been cleaned. The offset and idle current have been adjusted. Input/output waveform confirmation, left and right balance checks, load tests (1kHz sine wave, at 8Ω load: 110W+110W), and comprehensive operation tests were performed.)
Accessories: instruction manual
Main specifications: 110W+110W (8Ω) W400 x H149 x D323 mm 13.5 kg