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CV4020

Sensibly equivalent to:
0A2WA CV1832 CV4100 M8223
    
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The CV4020 shows the final design format of the valve voltage stabiliser. The CV4020 would strike at 165 volts and the regulation would be 5 Volts for changes in current of 5 - 30 mA.
The thin glass tube envelope is 18 mm in diameter and, excluding the B9A base pins, is 58 mm tall.
References: Datasheet & 1040.

 

Pin Connections
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k

 

Absolute Maximum Operating Conditions
Stabiliser
Va
mAa
150
30
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 14, 2013.
shape:thin.glass.tube construction:all.glass type:voltage.stabiliser age:1950.1960 base:b7g pins:7 pin:1.a pin:2.k pin:3.ic pin:4.k pin:5.a pin:6.ic pin:7.k
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