CV243 tetrode
 |
The valve measures 150x60mm overall and has a 5-pin B5 base. |
The filament of the valve is
a M-shaped band which is quite wide in dimension. The two grids can also
be seen in this photo.
| Filament voltage | 5V |
| Filament current | 1.6A |
| Max anode voltage | 250V |
| Screen grid voltage | 80V |
| Amplification factor (Va=145V, Vg2=70V, Vg1=-60V) | 5.2 |
| Anode impedance (Va=145V, Vg2=70V, Vg1=-60V) | 3650 ohms |
| Pin | Function |
| 1 | Anode |
| 2 | Control grid |
| 3 | Filament + |
| 4 | Filament - |
| 5 | Screen grid |
