CV2237 pentode
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This valve measures 35x9x5mm overall and has 5 leads. |
This is a sharp cut-off pentode for RF or AF applications.
| Filament voltage | 1.25V |
| Filament current | 100mA |
| Max anode voltage | 100V |
| Max screen voltage | 100V |
| Max anode dissipation | 300mW |
| Max screen dissipation | 100mW |
| Max total cathode current | 5.5mA |
| Lead | Function |
| 1 (red dot) | Anode |
| 2 | Screen grid |
| 3 | Filament -ve, suppressor grid, shield |
| 4 | Control grid |
| 5 | Filament +ve, suppressor grid |
The suppressor grid consists of two plates, one connected to pin 3 and one to pin 5. Pin 3 is also connected to the external spray shielding.
