Virtual Valve Museum
Virtual Valve Museum | Search: (use * for wildcard)
About the museumMuseum exhibitsSupportersDocumentsLinks to other sites, suppliers etc.

EEV CV5285 reliable voltage reference tube

Size This measures 52x17mm overall and has a B7G base


Max striking voltage 115V
Operating voltage at 6.0mA 85V
Cathode current range 1.0 to 10mA
Regulation (0.1 to 10mA) 4.0V max
Regulation (5.8 to 6.2mA) 0.18V max
Max acceleration (continuous) 2.5g
Max shock (short duration) 500g
Max noise (peak to peak) (50 to 5000Hz) over the current range 1.0 to 10mA 5.0mV
Max voltage jumps over the current range 1.0 to 10mA 100mV


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


Thanks to Chris Colebrook for donating this valve

This file was last modified 10:10:53, Thursday April 14, 2022