CV3612 / 5686 pentode
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This valve measures 54x20mm overall and has a B9A base. |
This valve is designed for dependable operation under service conditions encountered in mobile and aircraft use. It is suitable for use as a Class A audio amplifier or Class C RF amplifier up to 160MHz.
| Heater voltage | 6.3V |
| Heater current | 350mA |
| Typical operation class A1 | |
| Anode voltage | 250V |
| Screen voltage | 250V |
| Control grid voltage | -12.5V |
| Transconductance | 3100 micromhos |
| Anode current (no signal) | 27mA |
| Screen current (no signal) | 5.0mA |
| Load resistance | 9000 ohms |
| Power output | 2.7W |
| Typical operation class C RF amp up to 160MHz | |
| Anode voltage | 250V |
| Screen voltage | 180 to 250V |
| Control grid voltage | -30 to -50V |
| Peak control grid RF voltage | 50 to 75V |
| Anode current | 30 to 40mA |
| Screen current | 6.5 to 10.5mA |
| Control grid current | 2.0mA |
| RF grid driving power | 0.10 to 0.15W |
| Power output | 5.0 to 6.5W |
| Useful power output at 125MHz | 5.25W |
| Pin | Function |
| 1 | Cathode and suppressor grid |
| 2 | Control grid |
| 3 | Cathode and suppressor grid |
| 4 | Heater |
| 5 | Heater |
| 6 | Suppressor grid |
| 7 | Anode |
| 8 | Cathode and suppressor grid |
| 9 | Screen grid |
