Tube Substitutions for:
12AX7A
High Mu Duo Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 12AX7A | 12DF7, 12DM7, 12AD7*, 12AX7, 12DT7, 7025, 7025A, 12AU7§, 12AU7A§, 12BZ7*, 12DM7* |  |
| Notes: | * - Parallel filaments | |
| Web References | 12AX7A (Mazda-Belvu) @ Franks Electron Tubes 12AX7A (RCA (HB3)) @ Franks Electron Tubes 12AX7A (General Electric) @ Franks Electron Tubes 12AX7A (Tung-Sol) @ Franks Electron Tubes 12AX7A (RCA (RC30)) @ Franks Electron Tubes 12AX7A (RCA (RC30)) @ Franks Electron Tubes 12AX7A @ RadioMuseum.org | |
High Mu Duo Triode
MECHANICAL DATA
| Basing | 9A |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 12.6/6.3 | Volts |
| Heater Current | 0.15/0.30 | A |