CV8431 / E180CC double triode
 |
This valve measures 64x19mm overall and has a B9A base. |
| Heater voltage | 6.3V / 12.6V |
| Heater current | 400mA / 200mA |
| Max anode voltage | 150V |
| Max anode dissipation | 2W |
| Pin | Function |
| 1 | Anode (a) |
| 2 | Grid (a) |
| 3 | Cathode (a) |
| 4 | Heater |
| 5 | Heater |
| 6 | Anode (b) |
| 7 | Grid (b) |
| 8 | Cathode (b) |
| 9 | Heater centre tap |
