CV3986 submin double triode
 |
This valve measures 34x9mm overall and has a B8D base. |
| Heater voltage | 6.3V |
| Heater current | 300mA |
| Max operating anode voltage | 165V |
| Max anode dissipation | 0.7W |
| Max negative grid voltage | -55V |
| Max peak anode current | 22mA |
| Max peak grid current | 5.5mA |
| Max heater-cathode voltage | 200V |
| Max bulb temperature | 220C |
| Typical operating conditions | |
| Anode voltage | 100V |
| Anode current | 6.5mA |
| Mutual conductance | 5.4mA/V |
| Amplification factor | 35 |
| Capacitances | |
| Cag nom | 1.5pF |
| Cin nom | 2.4pF |
| Cout section 1 nom | 0.28pF |
| Cout section 2 nom | 0.32pF |
| Ca' a" max | 0.52pF |
| Cg' g" max | 0.013pF |
| Lead | Function |
| 1 | Anode " |
| 2 | Grid " |
| 3 | Heater |
| 4 | Cathode " |
| 5 | Cathode ' |
| 6 | Heater |
| 7 | Grid ' |
| 8 | Anode ' |
