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VR18 / 10E/7607 tetrode

This valve measures 133x40 overall and has a B4 base

Filament voltage 2.0V
Filament current 150mA
Max anode voltage 180V
Max screen voltage 80V
Mutual conductance * 1.1mA/V
Anode impedance * 300k ohms
Amplification factor * 330
Cag (max) 0.005pF

*: At Va=120, Vg2=60, Vg1=0.

Pin Function
1 Screen grid
2 Control grid
3 Filament + metallising
4 Filament
TC Anode



This file was last modified15:37:06, Tuesday September 02, 2014