Tube Substitutions for:
12AD7
Dual High-Mu Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 12AD7 | 12AX7*, 12DF7*, 12BZ7*, 12AX7A*, 12DM7*, 12DT7*, 7025*, 7025A* |  |
| Notes: | * - Parallel filaments | |
| Web References | 12AD7 (Sylvania) @ Franks Electron Tubes 12AD7 @ RadioMuseum.org | |
Dual High-Mu Triode
MECHANICAL DATA
| Basing | 9A |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 12.6/6.3 | Volts |
| Heater Current | 0.225/0.45 | A |