Tube Substitutions for:
1634
High-Mu Twin Triode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 1634 | 12SC7 |  |
| Web References | 1634 (RCA (HB3)) @ Franks Electron Tubes 1634 @ RadioMuseum.org | |
High-Mu Twin Triode
MECHANICAL DATA
| Basing | 8R |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 12.6 | Volts |
| Heater Current | 0.15 | A |