CV9 power pentode
 |
The valve measures 145x45mm overall and has a 7-pin base. Top cap is anode connection. |
Equivalent to AL60
| Heater voltage | 4V | |
| Heater current | 2.1A | |
| Max anode voltage | 800V | |
| Max anode dissipation | 18W | |
| Max screen voltage | 275V | |
| Max screen dissipation | 3W | |
| Mutual conductance | 14.5mA/V | |
| Anode impedance | Va=Vg2=250V; Vg1=-7V |
20k ohm |
| Anode current | 72mA | |
| Screen current | 8mA | |
| Capacitances | ||
| Cag | 0.75pF max | |
| Cae | 9pF | |
| Cge | 17.7pF | |
| Pin | Function |
| 1 | Metallising |
| 2 | Control grid |
| 3 | Suppressor grid |
| 4 | Heater |
| 5 | Heater |
| 6 | Cathode |
| 7 | Screen grid |
| TC | Anode |
