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CV2023 HF vari-µ pentode

Size This valve measures 55x20mm overall and has 8 tags including one to the central spigot.


This is a modified CV131

Heater voltage 6.3V
Heater current 0.2A
Max operating anode voltage 300V
Max anode voltage (Ia=0) 500V
Max operating screen voltage 300V
Max anode dissipation 3W
Max screen dissipation 0.7W
Mutual conductance
(Va=250; Vg2=200; Vg1=-2.5)


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

Donated by Chris Colebrook

This file was last modified 23:10:19, Wednesday February 23, 2022