Virtual Valve Museum

Virtual Valve Museum

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STC VR105/30 / CV686 voltage stabiliser

Size This valve measures 102x35mm overall and has an octal base.


Max striking voltage 127V
Operating voltage 105V
Min operating current 5mA
Max operating current 40mA


Pin Function
1 n/c
2 Cathode
3 Connected internally to pin 7
4 no pin
5 Anode
6 no pin
7 See 3
8 n/c
Top quarter view