Sansui AU 4400 (1973-1975)
Specifications
| Feature | Specification |
| Year of Production | 1973-1975 |
| Power Specifications | 20W per channel (8Ω), stereo |
| Impedance | 4-16Ω |
| Sensitivity | Unknown |
| Key Features | DC amplifier design, dual power supplies, phono stage with MM/MC switch, tone controls, loudness switch, pre-out/main-in jacks, speaker selector |
Historical Significance
Part of Sansui's highly regarded AU-series from their golden era, known for excellent build quality and pure DC amplification circuitry that eliminated coupling capacitors for better signal integrity
Sound Signature
Clean, transparent, and detailed with excellent bass control and smooth highs, known for its neutral and uncolored presentation
Maintenance and Restoration Tips
Aging electrolytic capacitors, dirty switches and potentiometers, occasional transistor failures in driver stages, bulb replacement for dial lights
Collectibility and Market Value
- Market Value: $150-$300 depending on condition and cosmetic appearance
- Collectibility Rating: 7/10
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Related Models
- Sansui PM C100 (Unknown)
- Sansui 6060 (1975-1977)
- Sansui 551 (1973-1975)
- Sansui AU 555 (1968-1971)
- Sansui CA 3000 (1974-1977)
- Akai AM-2850 (1975)
- Akai AP-206 (1975)
- Nakamichi BX-1 (1985)
- Acoustic Research research-ar-17 (1978)
- Acoustic Research AR-19 (1994)