Tube Substitutions for:
53
High-mu Twin Power Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 53 |  | |
| Web References | 53 (RCA) @ Franks Electron Tubes 53 (RCA (HB3)) @ Franks Electron Tubes 53 (Sylvania) @ Franks Electron Tubes 53 (Tung-Sol) @ Franks Electron Tubes 53 @ RadioMuseum.org | |
High-mu Twin Power Triode
MECHANICAL DATA
| Basing | 7B |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 2.5 | Volts |
| Heater Current | 2 | A |