CV327 HF pentode
 |
This valve measures 78x32mm overall and has a B8G base. |
The prototype of this valve is EF52
| Heater voltage | 6.3V |
| Heater current | 350mA |
| Max anode voltage | 300V |
| Max screen voltage | 300V |
| Max anode dissipation | 2.5W |
| Max screen dissipation | 0.6W |
| Max cathode current | 18mA |
| Max heater-cathode voltage | 50V |
| Typical operating conditions | |
| Anode voltage | 250V |
| Screen voltage | 250V |
| Control grid voltage | -2V |
| Anode current | 10mA |
| Screen current | 2.2mA |
| Mutual conductance | 2.2mA/V |
| Amplification factor | 87 |
| Capacitances | |
| Cag | 0.007pF |
| Cae | 4.0pF |
| Cge | 10.0pF |
| Pin | Function |
| 1 | Heater |
| 2 | Anode |
| 3 | Cathode 2 |
| 4 | Suppressor grid |
| 5 | Screen grid |
| 6 | Control grid |
| 7 | Cathode 1 |
| 8 | Heater |
| Spigot | Metal can |
