CV2299 / DL73 pentode
 |
This valve measures 44x9mm overall and has 8 leads. |
| Filament voltage | 1.25V |
| Filament current | 200mA |
| Max anode voltage | 165V |
| Max screen voltage | 165V |
| Max anode dissipation | 2.2W |
| Max screen dissipation | 0.8W |
| Max cathode current | 27mA |
| Mutual conductance (Va=Vg2=100; Ia=15mA) | 2.5mA/V |
| Max operating frequency | 200MHz |
| Capacitances | |
| Cout nom | 3.9pF |
| Cin nom | 3.6pF |
| Cag max | 0.15pF |
| Lead | Function |
| 1 | i/c |
| 2 | Control grid |
| 3 | n/c |
| 4 | Filament -ve and suppressor grid |
| 5 | Filament +ve |
| 6 | n/c |
| 7 | Anode |
| 8 | Screen grid |
