CV1758 / 1L4 HF pentode
 |
This valve measures 54x17mm
overall and has a B7G base. |
| Filament voltage |
1.4V |
| Filament current |
50mA |
| Max anode voltage |
120V |
| Max screen voltage |
100V |
| Mutual conductance * |
1.03mA/V |
| Anode impedance * |
170k ohms |
| Anode current * |
4.5mA |
| Screen current * |
2.0mA |
| Max cathode current |
6.5mA |
| Capacitances |
| Cag max |
0.01pF |
| Cae |
7.5pF |
| Cge |
3.6pF |
*: At Va=Vg2=90V, Vg1=0
| Pin |
Function |
| 1 |
Filament -ve, suppressor
grid, shield |
| 2 |
Anode |
| 3 |
Screen grid |
| 4 |
n/c |
| 5 |
Filament -ve, suppressor
grid, shield |
| 6 |
Control grid |
| 7 |
Filament +ve |
See also CV2795 which is a selected version of this valve
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