Tube Substitutions for:
1AB5
Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 1AB5 |  | |
| Web References | 1AB5 (Tung-Sol) @ Franks Electron Tubes 1AB5 @ RadioMuseum.org | |
| Type | Substitutes | Base Diagram |
|---|---|---|
| 1AB5 | | |
| Web References | 1AB5 (Tung-Sol) @ Franks Electron Tubes 1AB5 @ RadioMuseum.org | |
| Bulb | T-9 |
| Base | Lockin 8-Pin |
| Basing | 5BF |
| Filament Voltage | 1.2 | Volts |
| Filament Current | 0.13 | Amps |
| Plate Voltage | 90 | 150 | Volts |
| Screen Voltage | 90 | 150 | Volts |
| Grid Voltage | 0 | -1.5 | Volts |
| Plate Current | 3.5 | 6.8 | Ma |
| Screen Current | 0.8 | 2.0 | Ma |
| Plate Resistance | 0.275 | 0.120 | Megohm |
| Transconductance | 1100 | 1350 | �mhos |