CV1722 / (PO) VT179 / A901 tetrode
 |
This valve measures 110x45mm overall and has a B7 base. |
| Nom heater voltage | 5.5V |
| Heater current | 1.4A |
| Max anode voltage | 135V |
| Max screen voltage | 135V |
| Mutual conductance (Va=Vg2=130, Ia=70mA) | 10.0mA/V |
| Capacitances | |
| Cag max | 5pF |
| Cae max | 15pF |
| Cge max | 25pF |
| Pin | Function |
| 1 | n/c |
| 2 | Control grid |
| 3 | Screen grid |
| 4 | Heater |
| 5 | Heater |
| 6 | Cathode |
| 7 | Anode |
Above: CV1722; Below: (PO) VT179 / A901
