Tube Substitutions for:
5590
RF Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 5590 | 401A |  |
| Web References | 5590 (Western Electric) @ Franks Electron Tubes 5590 (LM Ericsson) @ Franks Electron Tubes 5590 @ RadioMuseum.org | |
RF Pentode
MECHANICAL DATA
| Basing | 7BD |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 6.3 | Volts |
| Heater Current | 0.15 | A |