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CV782 / 1R5 heptode

size This valve measures 50x17mm overall and has a B7G base.


Filament voltage 1.4V
Filament current 50mA
Max anode voltage 100V
Max screen (G2/4) voltage 75V
Max G3 voltage 0
Max cathode current 6.5mA
Conversion conductance
(Va=90, Vg2/4=45, Vg3=0, Vg1=15vac)
Cag3 max 0.4pF
Cae 7.0pF
Cg3e 7.0pF


Pin Function
1 Filament-, Grid 5
2 Anode
3 Grid2/Grid 4
4 Grid 1
5 Filament-, Grid 5
6 Grid 3
7 Filament +

This file was last modified 23:10:37, Wednesday February 23, 2022