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CV1943 vari-mu HF pentode

Size
This valve measures 85x32mm overall and has an octal base

Heater voltage6.3V
Heater current300mA
Max anode voltage300V
Max screen voltage125V
Max anode dissipation2.75W
Max screen dissipation350mW
Mutual conductance (a)1.45mA/V
Anode impedance (a)800kΩ
Anode current (a)7.0mA
Screen current (a)1.7mA
grid bias for mutual conductance of 2µA/V (b)-42.5V
Capacitances (with conventional shield)
Cag0.0035pF
Cout12.0pF
Cin5.0pF

(a) At Va=250V, Vg1=-3V, Vg2=100V, Vg3=0V
(b) At va=250V, Vg2=100V, Vg3=0V
PinFunction
1n/c
2Heater
3Anode
4Screen grid
5Suppressor grid
6no pin
7Heater
8Cathode
TCControl grid

CV1943

This file was last modified11:09:02, Wednesday July 03, 2019