VR43 / 10E/10541 vari-mu pentagrid frequency changer
 |
This valve measures 126x44mm overall and has a B7 base. |
| Filament voltage |
2V |
| Filament current |
100mA |
| Max anode voltage |
150V |
| Max screen voltage |
80V |
| Max oscillator anode voltage |
150V |
| Conversion conductance * |
0.45mA/V |
| Average space current * |
2mA |
| Heterodyne voltage |
5V |
| Max operating frequency |
18.5MHz |
*: At Va=120, Vg2=40, Vg1=0
| Pin |
Function |
| 1 |
Oscillator anode (G2) |
| 2 |
Oscillator grid (G1) |
| 3 |
Screen grids (G3, G5) |
| 4 |
Filament -ve |
| 5 |
Filament +ve |
| 6 |
Metallising |
| 7 |
Anode |
| TC |
Control grid (G4) |
|
 |
