Tube Substitutions for:
12A7
Rectifier - Power Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 12A7 |  | |
| Web References | 12A7 (RCA (HB3)) @ Franks Electron Tubes 12A7 (Sylvania) @ Franks Electron Tubes 12A7 (Tung-Sol) @ Franks Electron Tubes 12A7 @ RadioMuseum.org | |
Rectifier - Power Pentode
MECHANICAL DATA
| Basing | 7K |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 12.5 | Volts |
| Heater Current | 0.3 | A |