LV5 space charge tetrode
 |
The valve measures 60x27mm
overall and has 6 contacts. |
The German LV5 is a space charge
tetrode designed for special
applications. It was used in the German WWII FuG101 radio
altimeter receiver as signal limiter.
| Heater voltage |
12.6V |
| Heater current |
180 to 220mA |
| Max anode voltage |
220V |
| Max anode voltage (cold) |
220V |
| Max space charge grid/screen grid voltage |
30V |
| Max space charge grid/screen grid voltage (cold) |
220V |
| Max anode dissipation |
1W |
| Max space charge grid/screen grid dissipation |
0.4W |
| Typical operating conditions |
| Anode voltage |
20V |
| Space charge grid/screen grid voltage |
20V |
| Anode current |
7mA |
| G1 bias |
-5.2V |
| G2,G3 current |
17mA |
| Mutual conductance |
3.3mA/V |
| Amplifications factor |
10 |
| Capaitances |
| Cin |
7.4pF |
| Cout |
4.3pF |
| Cg, a |
0.75pF |
|
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