Tube Substitutions for:
247
Power Amplifier Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 247 |  | |
| Web References | 247 @ RadioMuseum.org | |
Power Amplifier Triode
MECHANICAL DATA
| Basing | 5B |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 2.5 | Volts |
| Heater Current | 1.75 | A |