Tube Substitutions for:
12FR8
Diode - Triode - Sharp Cutoff Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 12FR8 |  | |
| Web References | 12FR8 (RCA (HB3)) @ Franks Electron Tubes 12FR8 (General Electric) @ Franks Electron Tubes 12FR8 (Tung-Sol) @ Franks Electron Tubes 12FR8 @ RadioMuseum.org | |
Diode - Triode - Sharp Cutoff Pentode
MECHANICAL DATA
| Basing | 9KU |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 12.6 | Volts |
| Heater Current | 0.32 | A |