Sansui AU 555A (1970-1972)
Specifications
| Feature | Specification |
| Year of Production | 1970-1972 |
| Power Specifications | 26W per channel (8Ω), stereo |
| Impedance | 4-16Ω |
| Sensitivity | Unknown |
| Key Features | Dual power supply, direct-coupled OCL output stage, phono stage with MM/MC support, tone controls, loudness switch, pre-out/main-in jacks |
Historical Significance
Part of Sansui's highly regarded 'A' series, known for excellent build quality and sound performance at an affordable price point, representing the golden age of Japanese solid-state amplifiers
Sound Signature
Warm, smooth, and musical with detailed midrange, good bass control, and a non-fatiguing character that works well with various speakers
Maintenance and Restoration Tips
Aging capacitors, dirty potentiometers and switches, occasional transistor failure in driver stages, bulb replacement for indicators
Collectibility and Market Value
- Market Value: $200-$400 depending on condition and cosmetic appearance
- Collectibility Rating: 7/10
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