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VR19 / 10E/7846 triode

Size This valve measures 99x40mm overall and has a B4 base.


Filament voltage 2V
Filament current 150mA
Max anode voltage 150V
Max screen voltage 150V
Mutual conductance (A) 2.25mA/V
Anode impedance (A) 4k ohms
Amplification factor (A) 9
Average anode current (B) 10mA

A: Va=100, Vg=0

B: Va=150, Vg=-7.5


Pin Function
1 Anode
2 Grid
3 Filament -ve and metallising
4 Filament +ve

This file was last modified 15:57:41, Tuesday September 02, 2014