CV4029 / 5902 power amplifier pentode
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This valve measures 44x10mm overall and has an 8 lead B8D base. |
| Heater voltage | 6.3V |
| Heater current | 450mA |
| Max anode voltage | 165V |
| Max screen voltage | 155V |
| Max anode dissipation | 3.7W |
| Max screen dissipation | 0.4W |
| Max cathode current | 50mA |
| Max heater cathode voltage | 200V |
| Max bulb temperature | 220C |
| Typical operating conditions | |
| Anode voltage | 110V |
| Screen voltage | 110V |
| Cathode resistance | 270 ohms |
| Anode current | 30mA |
| Screen current | 2mA |
| Mutual conductance | 4.2mA/V |
| Capacitances (in metal screen) | |
| Cag max | 0.2pF |
| Cin nom | 6.5pF |
| Cout nom | 7.5pF |
| Lead | Function |
| 1 | Control grid |
| 2 | Cathode + suppressor grid |
| 3 | Heater |
| 4 | Cathode + suppressor grid |
| 5 | Anode |
| 6 | Heater |
| 7 | Screen grid |
| 8 | Cathode + suppressor grid |