ST-70-C3
| Brand | Audio Research, Dynaco |
| Manufacturer | Audio Research Corporation |
| Function | Amplifier, Power |
| Produced | 1977 |
| Country | United States |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Power Output (16Ω) | 30W |
| THD (1kHz) | <0.1% |
| THD (30Hz) | <0.5% |
| THD (15kHz) | <1.0% |
| Tube Complement | 6FQ7/6CG7 (x4), 6L6GC (x4), 12AX7/ECC83 (x2) |
| Channels | 2 Channel |
| Connections |
|
| Notes | Audio Research rebuild of Dynaco Stereo 70 into a low power version of the ARC (Audio Research) D-76-A. |