Tube Substitutions for:
33HE7
Duodecar Diode Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 33HE7 |  | |
| Web References | 33HE7 (RMA/EIA) @ Franks Electron Tubes 33HE7 @ RadioMuseum.org | |
Duodecar Diode Pentode
MECHANICAL DATA
| Basing | 12FS |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 33.6 | Volts |
| Heater Current | 0.45 | A |