CV358 / 5A/157D HF pentode
 |
The valve measures 100x30mm overall. |
| Heater voltage | 6.3V | |
| Heater current | 200mA | |
| Max anode voltage | 300V | |
| Max screen voltage | 125V | |
| Max anode dissipation | 1W | |
| Max screen dissipation | 0.3W | |
| Mutual conductance | Va=250V; Vg2=100V;
Vg1=-2V |
1.8mA/V |
| Anode impedance | 2M ohm | |
| Max operating frequency | 125MHz | |
| Capacitances | ||
| Cag1 max | 0.01pF | |
| Cae max | 8.5pF | |
| Cg1,e max | 5.5pF | |
| Pin | Function |
| 1 | Metallising |
| 2 | Heater |
| 3 | Anode |
| 4 | Screen grid |
| 5 | Suppressor grid |
| 6 | n/c |
| 7 | Heater |
| 8 | Cathode |
| TC | Control grid |
