CV2348 electrometer triode
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This valve measures 43x9mm overall and has a 5 lead base |
| Filament voltage | 1.25V |
| Filament current | 8.2mA |
| Max anode supply voltage | 45V |
| Max control grid voltage | -50V |
| Max screen voltage | 10V |
| Max cathode current | 180µA |
| Mutual conductance * | 11µA/V |
| Amplification factor * | 110 |
| Grid current * | 3x10-15A |
*: At Va=10, Ia=5µA, Vg1=-2.5.
The glass must not be touched within half an inch of the leads, and the leads are not to be soldered nearer than half an inch from the glass to avoid contamination of the glass
Viewed from the base, with the red spot upwards, the connections are: top: anode; bottom: control grid; left: filament -ve; right: filament +ve; centre: screen grid
