CV2031 HF pentode
 |
This valve measures 42x21mm overall and has a 7 lead base plus a tag to the central spigot. |
This is a special version of the CV2000.
| Heater voltage | 6.3V |
| Heater current | 300mA |
| Max heater-cathode voltage | +/- 150V |
| Max anode voltage (Wa=3.0) | 300V |
| Max anode voltage (Ia=0) | 550V |
| Max anode dissipation | 3.0W |
| Max screen voltage (Wg2=0.9) | 300V |
| Max screen voltage (Ig2=0) | 450V |
| Max screen dissipation | 0.9W |
| Typical operating
conditions Va=Vg2=250V; Vg1=-2V; Vg3=0 |
|
| Anode current | 10mA |
| Screen current | 2.5mA |
| Mutual conductance | 7.6mA/V |
| Amplification factor | 75 |
| Pin | Function |
| 1 | Control grid |
| 2 | Cathode |
| 3 | Heater |
| 4 | Heater |
| 5 | Anode |
| 6 | Suppressor grid + shield |
| 7 | Screen grid |
