Tube Substitutions for:
4AU6
Sharp Cutoff RF Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 4AU6 | 4BA6, 4BC5§, 4BZ6§, 4CB6§, 4CE5§, 4CF6, 4DE6§, 4CF6§ |  |
| Notes: | § - May not work in all circuits | |
| Web References | 4AU6 (Tung-Sol) @ Franks Electron Tubes 4AU6 (General Electric) @ Franks Electron Tubes 4AU6 @ RadioMuseum.org | |
Sharp Cutoff RF Pentode
MECHANICAL DATA
| Basing | 7BK |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 4.2 | Volts |
| Heater Current | 0.45 | A |