Tube Substitutions for:
6664
High-Mu Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 6664 | 6AB4 |  |
| Web References | 6664 (RCA (HB3)) @ Franks Electron Tubes 6664 @ RadioMuseum.org | |
High-Mu Triode
MECHANICAL DATA
| Basing | 5CE |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 6.3 | Volts |
| Heater Current | 0.15 | A |