Replace a total of 89 deteriorated capacitors, disassemble and clean the switches and refresh them! Sony's name control amplifier. The sound field that spreads without stuttering is unique to the 70s Sony brand. The feeling of extrusion in the middle range and the sense of dynamism that radiates throughout the entire range are exquisite. There are line damage and rust (Sasaki Shota)
Maintenance information: 2026.3.2 Maintained (corrected and disassembled for misalignment of all cam switches. Electrolysis, tantalum capacitors, semi-fixed resistors, lamp replacement. Front and rear panels, housing, knobs, cleaning. (Other parts will be readjusted and aging tested)
Accessories: none
Main specifications: PHONO2 system MM/MC (3/40 ohm) DC configuration amplifier W480 × H80 × D370 mm 9.4 kg