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CV1438 beam tetrode

Size This valve measures 118x45mm overall and has an octal base.

Heater voltage6.3V
Heater current950mA
Max anode voltage275V
Max screen voltage275V
Max anode dissipation10W
Amplification factor *27
Anode impedance *2750 ohms
Mutual conductance *10.5mA/V
Capacitances
Cge17.5pF
Cae0.8pF
Cag1.2pF

*: At Va=Vg2=250, Ia=40mA

PinFunction
1n/c
2Heater
3Anode
4Screen grid
5Control grid
6no pin
7Heater
8Cathode
CV1438

CV1438 donated by Bryan Lonsdale

This file was last modified 11:09:10, Tuesday June 09, 2015