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VMS4B Catkin

SIze This valve measures 140x33mm overall and has a 5 pin base.
Heater voltage 4V
Heater current 1A
Max anode voltage 20V
Max screen voltage 70V
Amplification factor * 500
Mutual conductance * 1.1mA/V
*: At Va=200, Vg2=60, Vg1=-0.5


Pin Function
1 Screen grid
2 Heater
3 Control grid
4 Heater
5 Cathode
TC Anode

VMS4B top view

VMS4B base



This file was last modified 11:12:32, Tuesday June 09, 2015