Country | United States of America (USA) |
---|---|
Manufacturer | Federated Purchaser, Inc. (Acratone, Acratest); New York City (NY) |
Model | Acratest 418 - Federated Purchaser, Inc. |
Year: 1934 | Category: Audio Amplifier |
Valves | 8: 51 51 2A5 2A5 RK18 RK18 RK19 80 |
Technology | Audio-Amplification |
Power type | AC |
Source | Book: Rider Vol: 5 Page: 3 |
Type | Configuration | Year | Base | Equivalents |
---|---|---|---|---|
51 | Tetrode | 1936 | UY | 35 G51 |
51 | Tetrode | 1936 | UY | 35 G51 |
2A5 | Pentode | 1932 | UX6 | CV1834 |
2A5 | Pentode | 1932 | UX6 | CV1834 |
80 | FW Rectifier | 1936 | UX4 | 4274A CV617 VT80 |