CV5220 / KT88 beam tetrode
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This valve measures 100x45mm overall and has an octal base |
Heater voltage |
6.3V |
Heater current |
1.6A |
Max anode voltage |
600V |
Max screen voltage |
600V |
Max anode dissipation |
35W |
Max screen dissipation |
6W |
Max anode plus screen dissipation |
40W |
Max cathode current |
175mA |
Max heater-cathode voltage |
150V |
Max grid-cathode resistance (Cathode bias) |
220k ohms |
Max grid-cathode resistance (Fixed bias) |
100k ohms |
Max bulb temperature |
250C |
Capacitances |
Cag max |
1.2pF |
Cin nom |
15.5pF |
Cout nom |
11.25pF |
Pin |
Function |
1 |
Shield |
2 |
Heater |
3 |
Anode |
4 |
Screen grid |
5 |
Control grid |
6 |
no pin |
7 |
Heater |
8 |
Cathode + beam plates |
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