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Up for sale is an extremely rare, legendary Kenwood Model 600 Supreme Series Integrated Stereo Amplifier. Considered one of the absolute finest Japanese integrated amplifiers ever built during the golden era of Hi-Fi, featuring dual-mono architecture and legendary build quality.
FULLY SERVICED & BENCH TESTED (September 2026):
Main Capacitors: Replaced all 4 main power supply filter capacitors with new premium 18,000µF / 100V electrolytics.
Protection Circuitry: Serviced with new replacement transistors and capacitors.
Controls & Pots: Thoroughly flushed, cleaned, and lubricated all potentiometers and switches for smooth, dead-silent, crackle-free operation.
Calibration: Factory bias and idle current set to original specifications.
Full Bench Test: Tested for extended hours under load — operates 100% flawlessly.
Condition Details:
Operational: 10/10 — Perfect working condition. Heavy, effortless power, crystal-clear soundstage, and silent background noise floor. All inputs, controls, and dual Phono stages work as intended.
Cosmetics: Faceplate, knobs, and front switches are in exceptionally clean condition. The top metal cabinet shows normal surface patina, scuffs, and age-related oxidation (please see high-resolution photos for exact condition).
