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Size This CRT measures 205x67mm overall and has a 12 pin base.


Heater voltage 4V
Heater current 1.1A
Max final anode voltage 1.5kV
X plate sensitivity 170/Va3 mm/V
Y plate sensitivity 170/Va3 mm/V
Typical operating conditions
First and final anode voltage 450V
Second anode voltage 70V
Beam current 2µA

With the key on the base uppermost a +ve potential applied to X2 moves the spot to the right and a +ve potential applied to Y2 moves it downwards.

Pin Function
1 Cathode
2 Grid
3 Heater
4 Heater
5 Anode 2
6 no pin
7 Y2
8 X2
9 Anode 3
10 X1
11 Y1
12 no pin
Quarter view

This file was last modified 15:53:25, Tuesday September 02, 2014