Dual Twenty (T)
| Brand | Eric |
| Manufacturer | Eric Engineering |
| Function | Amplifier, Integrated |
| Produced | 1962 |
| Country | United States |
| Model ID | 3160T |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 34.9 × 10.9 × 27.9 cm (W × H × D) |
| Weight | 17lbs |
| Frequency Response | 20Hz-20kHz ±1dB |
| Power Output (4/8/16Ω) | 20W |
| THD (20W) | 1% |
| IMD (17W) | 0.4% |
| SNR | 70dB |
| Input Sensitivity (Phono) | 2mV |
| Input Sensitivity (Tuner) | 0.5mV |
| Tube Complement | 12AX7 (x2), 7247 (x4), 6BQ5 (x4), GZ34 (x1) |
| MSRP (1962) | $106.20 |
| Channels | 2 Channel |
| Connections |
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| Notes | Semi-transistorized improvement on the Dual Twenty. |