Tube Substitutions for:
5BK7
High Frequency Medium-Mu Twin Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 5BK7 | 4BC8, 4BQ7 |  |
High Frequency Medium-Mu Twin Triode
MECHANICAL DATA
| Basing | 9AJ |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 4.7 | Volts |
| Heater Current | 0.6 | A |