Tube Substitutions for:
12DS7A
Twin Diode - Power Tetrode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 12DS7A | 12DS7 |  |
| Web References | 12DS7A (RCA (HB3)) @ Franks Electron Tubes 12DS7A (Tung-Sol) @ Franks Electron Tubes 12DS7A @ RadioMuseum.org | |
Twin Diode - Power Tetrode
MECHANICAL DATA
| Basing | 9JU |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 12.6 | Volts |
| Heater Current | 0.4 | A |