Sony TA 1120F (1968)
Specifications
| Feature | Specification |
| Year of Production | 1968-1970 |
| Power Specifications | 60W per channel (8Ω), stereo amplifier |
| Impedance | 4-16Ω |
| Sensitivity | Unknown |
| Key Features | Dual mono construction, separate power transformers, direct-coupled OCL output stage, FET input stage, high slew rate design, front panel bias adjustment controls |
Historical Significance
Sony's first high-end solid-state amplifier, represented a major technical achievement in early transistor amplifier design and helped establish Sony as a serious hi-fi manufacturer
Sound Signature
Clean, detailed, and transparent with excellent transient response, considered remarkably tube-like for an early solid-state design with good warmth and musicality
Maintenance and Restoration Tips
Aging electrolytic capacitors, thermal drift in bias settings, occasional transistor failures in driver/output stages, power switch failures, requires periodic bias adjustment
Collectibility and Market Value
- Market Value: $400-$800 depending on condition and originality
- Collectibility Rating: 8/10
eBay Listings
As an eBay Partner, we earn from qualifying purchases. This helps support our independent vintage technology research.
Related Models
- Sony STR 7025 (1975)
- Sony STR 7035 (1973)
- Sony STR 6550 (1970)
- Sony STR 202 (1972)
- Sony STR 6000 (1973)
- Akai AM-2850 (1975)
- Akai AP-206 (1975)
- Nakamichi BX-1 (1985)
- Acoustic Research research-ar-17 (1978)
- Acoustic Research AR-19 (1994)