Virtual Valve Museum
Virtual Valve Museum | Search: (use * for wildcard)
About the museumMuseum exhibitsSupportersDocumentsLinks to other sites, suppliers etc.

EL38 / CV450 pentode

Size This valve measures 137x43mm overall and has an octal base.


Heater voltage 6.3V
Heater current 1.4A
Max anode voltage 600V
Max screen voltage 400V
Mutual conductance
(Va=Vg2=250, Vg1=-7)
Max anode dissipation 25W
Max screen dissipation 8W


Pin Function
1 Suppressor grid
2 Heater
3 n/c
4 Screen grid
5 Control grid
6 no pin
7 Heater
8 Cathode
TC Anode



This file was last modified 23:10:40, Wednesday February 23, 2022