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CV449 voltage reference

size This valve measures 52x17mm overall and has a B7G base.


Max striking voltage 115V
Normal stabilised voltage 85V
Recommended operating current 6.0mA
Max cathode current 10.0mA
Min cathode current 1.0mA
Max incremental resistance (Ia=6mA) 450 ohms


Pin Function
1 Anode
2 Cathode
3 i/c
4 Cathode
5 Anode
6 i/c
7 Cathode

See also CV2012 which is a modified version of this valve