CV4024 / 12AT7WA double triode
 |
This valve measures 55x20mm and has a B9A base |
This valve was based on the CV455. The fly-lead version is CV4033, and CV8463 is a version with gold plated pins. See also CV2016.
| Heater voltage | 12.6V |
| Heater current | 0.15A |
| Max anode voltage | 380V |
| Max anode voltage (Ia=0) | 550V |
| Max heater-cathode voltage | 100V |
| Max anode dissipation | 2.8W |
| Mutual conductance | 5.5mA/V |
| Amplification factor | 60 |
| Anode impedance | 10.9k ohm |
| Max bulb temperature | 200C |
| Max shock (short duration) | 500g |
| Max acceleration (continuous operation) | 2.5g |
| Max negative grid voltage | -55V |
| Max peak negative grid voltage | -85V |
| Pin | Function |
| 1 | Anode 2 |
| 2 | Grid 2 |
| 3 | Cathode 2 |
| 4 | Heater |
| 5 | Heater |
| 6 | Anode 1 |
| 7 | Grid 1 |
| 8 | Cathode 1 |
| 9 | Heater centre tap |
