Virtual Valve Museum

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CV420 CRT

Size This CRT measures 305x85mm overall and has an octal base

 

This is an electrostatic focus and magnetic deflection CRT

Heater voltage 4V
Heater current 1A
Max first anode voltage 1.45kV
Max third anode voltage 8kV
Max peak beam current 100µA
Typical operating conditions
First anode voltage 1.25kV
Second anode voltage 950V
Third anode voltage 7kV

 

Pin Function
1 n/c
2 First anode
3 Second anode
4 n/c
5 Grid
6 Cathode
7 Heater
8 Heater
SC Third anode
CV420
quarter view