Tube Substitutions for:
5998
Low-Mu Twin Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 5998 | 421A |  |
| Web References | 5998 @ RadioMuseum.org | |
Low-Mu Twin Triode
MECHANICAL DATA
| Basing | 8BD |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 6.3 | Volts |
| Heater Current | 2.4 | A |