Tube Substitutions for:
1609
Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 1609 |  | |
| Web References | 1609 (RCA (HB3)) @ Franks Electron Tubes 1609 @ RadioMuseum.org | |
Pentode
MECHANICAL DATA
| Basing | 5B |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 1.1 | Volts |
| Heater Current | 0.25 | A |