Kenwood KA 8006 (1973-1975)
Specifications
| Feature | Specification |
| Year of Production | 1973-1975 |
| Power Specifications | 60W per channel (8Ω, 20Hz-20kHz, 0.1% THD), stereo |
| Impedance | 4-16Ω |
| Sensitivity | 1.5V for full output |
| Key Features | Dual power supply, direct-coupled OCL amplifier circuit, FET input stage, dual power meters, speaker selector, high/low filters, pre-out/main-in jacks |
Historical Significance
Kenwood launched the KA 8006 in 1973. It was the flagship of the 'Supreme' series and the peak of Kenwood's early 1970s solid-state design. It was built like a tank. It used a dual power supply and a direct-coupled OCL amplifier design, and it performed on the same level as the best from Marantz, Sansui, and Pioneer.
Sound Signature
The KA 8006 has a clean, neutral tonal balance and a fast transient response. Bass is tight and articulate, never bloated. Highs extend smoothly without harshness. It favors accuracy over warmth, which made it a favorite among listeners who want to hear recordings as they were meant to be heard. Pair it with efficient speakers.
Maintenance and Restoration Tips
After 50 years, these amps demand attention—but they reward it. Start with the electrolytic capacitors: they’re likely dried out and need replacing to restore both performance and reliability. Clean all controls and switches thoroughly; decades of dust and oxidation can cause scratchy pots or intermittent connections. Keep an eye on the driver-stage transistors—some units have seen failures there. And don’t overlook the dual power meters: their small lamps often burn out, but replacements are still available. A proper recapping and service can bring a KA 8006 back to factory-fresh behavior—and then some.
Collectibility and Market Value
- Market Value: $400-$800 depending on condition and cosmetic appearance
- Collectibility Rating: 8/10
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