Tube Substitutions for:
81
Half-Wave Rectifier
| Type | Substitutes | Base Diagram |
|---|---|---|
| 81 | 16, 16B, RE2 |  |
| Web References | 81 (RCA) @ Franks Electron Tubes 81 (Sylvania) @ Franks Electron Tubes 81 (Tung-Sol) @ Franks Electron Tubes 81 @ RadioMuseum.org | |
Half-Wave Rectifier
MECHANICAL DATA
| Basing | 4B |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 7.5 | Volts |
| Heater Current | 1.25 | A |