CV2237 pentode
 |
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. |
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