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CV9 power pentode

CV9 size The valve measures 145x45mm overall and has a 7-pin base. Top cap is anode connection.

Equivalent to AL60

Heater voltage 4V
Heater current 2.1A
Max anode voltage 800V
Max anode dissipation 18W
Max screen voltage 275V
Max screen dissipation 3W
Mutual conductance 14.5mA/V
Anode impedance Va=Vg2=250V;
20k ohm
Anode current 72mA
Screen current 8mA
Cag 0.75pF max
Cae 9pF
Cge 17.7pF


Pin Function
1 Metallising
2 Control grid
3 Suppressor grid
4 Heater
5 Heater
6 Cathode
7 Screen grid
TC Anode



This file was last modified 10:56:24, Thursday April 14, 2022