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CV807 power amplifier pentode

Size This valve measures 53x17mm overall and has a B7G base.


Filament voltage 1.4/2.8V
Filament current 200/100mA
Max anode voltage 165V
Max screen voltage 150V
Mutual conductance * 2.0mA/V
Anode impedance * 100k ohms
Max anode dissipation 2.2W
Max screen dissipation 1.0W
Max cathode current 27mA
Cag max 0.35pF
Cae 4.2pF
Cge 4.8pF
*: At Va=150, Vg2=90, Vg1=-8.4.


Pin Function
1 Filament -ve **
2 Anode
3 Screen grid
4 Control grid
5 Filament -ve, centre tap, Suppressor grid **
6 Anode
7 Filament +ve
**: Pin 1 is filament -ve for 2.8V. For 1.4V, pin 5 is filament -ve and pins 1 and 7 are connected together.

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