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CV5961 RF pentode
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This valve measures 35x10x6mm overall and has a B5A base |
This is a RF pentode. It is a selected version of the
CV2371. The EVS data specifies that the valve should
only be marked with the CV number, factory code and date code.
| Filament voltage | 1.25V |
| Filament current | 25mA |
| Max anode voltage | 100V |
| Max screen voltage | 100V |
| Anode current * | 1.7mA |
| Screen current * | 0.45mA |
| Mutual conductance * | 0.95mA/V |
| Anode impedance * | 1.6M ohms |
| Capacitances |
| Ca,g1 (max) | 0.01pF |
| Cout (nom) | 3.6pF |
| Cin (nom) | 3.1pF |
*: At Va=Vg2=67.5, Vg1=0
| Lead | Function |
| 1 | Anode |
| 2 | Screen grid |
| 3 | Filament -ve + metallising |
| 4 | Control grid |
| 5 | Filament +ve + suppressor grid |
Lead 1 is indicated by a red dot
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