CV380 HF pentode
 |
This valve measures 76x36mm overall and has a 9 pin base. |
| Heater voltage | 6.3V |
| Heater current | 300mA |
| Max anode voltage | 300V |
| Max screen voltage | 300V |
| Max anode dissipation | 3.0W |
| Max screen dissipation | 1.7W |
| Mutual conductance | 7.7mA/V |
| Anode impedance | 500k ohms |
| Inner amplification factor | 80.0 |
| Max operating frequency | 300MHz |
| Capacitances | |
| Cag max | 0.02pF |
| Cae max | 6.0pF |
| Cge max | 10.0pF |
| Cg1 g2 nom | 2.1pF |
| Pin | Function |
| 1 | Heater |
| 2 | Anode |
| 3 | Screen grid |
| 4 | Internal screen |
| 5 | Internal screen |
| 6 | Control grid |
| 7 | Internal screen |
| 8 | Internal screen |
| 9 | Heater |
This valve is a modified CV1136
