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VCR514 / 10E/658 CRT

Size This CRT measures 370x85mm overall and has a B12D base

This is an electrostatic focus and deflection CRT suitable for symmetrical or asymmetrical voltages. The EVS data gives the screen as GGN1/28/35.

Heater voltage 4V
Heater current 1A
Max final anode voltage 2.5kV
X-plate sensitivity 380/Va3 mm/V
Y-plate sensitivity 580/Va3 mm/V
Max beam current 500µA
Typical operating conditions
Final anode voltage 1.6kV
Second anode voltage 210V
First anode voltage 500V

 

Pin Function Pin Function
1 Grid 7 Internal coating
2 Cathode 8 Y2
3 Heater 9 X2
4 Heater 10 Anode 3
5 Anode 1 11 X1
6 Anode 2 12 Y1

The final anode and internal coating are usually operated at the same voltage and manufacturers were free to connect the two internally, omitting the connection to pin 7.

 VCR514

 

Quarter view

This file was last modified 10:17:29, Thursday April 02, 2009