Country | United States of America (USA) |
---|---|
Manufacturer | Federated Purchaser, Inc. (Acratone, Acratest); New York City (NY) |
Model | 31-40 - Federated Purchaser, Inc. |
Year: 1931 | Broadcast Receiver |
Valves | 8: 51 51 27 51 27 47 47 80 |
Technology | Superhet with RF-stage; IF 175 kHz |
Power Type | AC |
Source | Book: Gernsback Vol: 2 Page: 233 |
Source | Book: Rider Vol: 3 Page: 2 |
Source | Book: Rider Vol: 6 Page: 4 |
Type | Configuration | Year | Base | Equivalents |
---|---|---|---|---|
51 | Tetrode | 1936 | UY | 35 G51 |
51 | Tetrode | 1936 | UY | 35 G51 |
27 | Triode | 1935 | UX5 | UY227 |
51 | Tetrode | 1936 | UY | 35 G51 |
27 | Triode | 1935 | UX5 | UY227 |
47 | Pentode | 1936 | UX5 | |
47 | Pentode | 1936 | UX5 | |
80 | FW Rectifier | 1936 | UX4 | 4274A CV617 VT80 |