Tube Substitutions for:
1R5SF
Pentagrid Converter
| Type | Substitutes | Base Diagram |
|---|---|---|
| 1R5SF | 1AQ5, 1R5* |  |
| Notes: | * - Parallel filaments |
Pentagrid Converter
MECHANICAL DATA
| Basing | 7AT |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 1.4 | Volts |
| Heater Current | 0.05 | A |