Tube Substitutions for:
56AS
Medium Mu Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 56AS | 56A, 67, 67A, 37*, 37A*, 76* |  |
| Notes: | * - Parallel filaments | |
| Web References | 56AS @ RadioMuseum.org | |
Medium Mu Triode
MECHANICAL DATA
| Basing | 5A |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 6.3 | Volts |
| Heater Current | 0.4 | A |