Sony TA 5650 (1973)
Specifications
| Feature | Specification |
| Year of Production | 1973-1975 |
| Power Specifications | 60W per channel (8Ω), 80W per channel (4Ω), stereo |
| Impedance | 4-16Ω |
| Sensitivity | 1.5V for 60W output |
| Key Features | V-FET power transistors, dual mono construction, DC amplifier design, toroidal power transformer, separate power supplies for each channel, direct-coupled OCL circuitry |
Historical Significance
One of Sony's first and most revered V-FET amplifiers, representing a unique Japanese approach to solid-state amplification that rivaled tube sound quality, part of Sony's elite ES series
Sound Signature
Warm, smooth, tube-like midrange, detailed highs, powerful and controlled bass, musical and engaging presentation
Maintenance and Restoration Tips
Rare and expensive V-FET transistor failure, aging capacitors, potentiometer cleaning, original parts difficult to source
Collectibility and Market Value
- Market Value: $2,000-$4,000 depending on condition and originality
- Collectibility Rating: 9/10
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- Acoustic Research research-ar-17 (1978)
- Acoustic Research AR-19 (1994)