Tube Substitutions for:
4CX7
Medium-Mu Twin Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 4CX7 |  | |
| Web References | 4CX7 (Tung-Sol) @ Franks Electron Tubes 4CX7 (Sylvania) @ Franks Electron Tubes 4CX7 @ RadioMuseum.org | |
Medium-Mu Twin Triode
MECHANICAL DATA
| Basing | 9FC |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 4.2 | Volts |
| Heater Current | 0.6 | A |