Tube Substitutions for:
1B5/25S
Twin Diode - Medium Mu Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 1B5/25S | 1B5, 25, 25S |  |
| Web References | 1B5/25S @ RadioMuseum.org | |
Twin Diode - Medium Mu Triode
MECHANICAL DATA
| Basing | 6M |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 2 | Volts |
| Heater Current | 0.06 | A |