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CV244 / MSPEN HF pentode

Size This valve measures 130x45mm overall and has a B5 base.


Heater voltage 4V
Heater current 1A
Max anode voltage 250V
Max screen voltage 125V
Max anode dissipation 3W
Mutual conductance * 2.8mA/V
Anode impedance * 600k ohms

*: At Va=250, Vg2=125, Vg1=-2.


Pin Function
1 Screen grid
2 Control grid
3 Heater
4 Heater
5 Cathode, suppressor grid and metallising
TC Anode

This file was last modified 23:10:23, Wednesday February 23, 2022