CV1438 beam tetrode
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This valve measures 118x45mm overall and has an octal base. |
Heater voltage | 6.3V |
Heater current | 950mA |
Max anode voltage | 275V |
Max screen voltage | 275V |
Max anode dissipation | 10W |
Amplification factor * | 27 |
Anode impedance * | 2750 ohms |
Mutual conductance * | 10.5mA/V |
Capacitances |
Cge | 17.5pF |
Cae | 0.8pF |
Cag | 1.2pF |
*: At Va=Vg2=250, Ia=40mA
Pin | Function |
1 | n/c |
2 | Heater |
3 | Anode |
4 | Screen grid |
5 | Control grid |
6 | no pin |
7 | Heater |
8 | Cathode |
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