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6021

Sensibly equivalent to:
CV3986 ECC70
See also:
The Touch of a Womans Hand
    
Extras ▼

 

The 6021 is a special quality sub miniature double triode.
The copper loop connecting to the getter holder is attached to a tab on one triode anode.
The electrodes are held in place with double mica sheets - a sign of vibration resistance.
The thin glass tube envelope is 10 mm in diameter, and excluding the B8D/F base pins is 33 mm tall.
Reference: Data-sheet.

 

Pin Connections
1
2
3
4
5
6
7
8
a(2)
g1(2)
h
k(2)
k(1)
h
g1(1)
a(1)

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
6.3
0.3
165
-1
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated May 24, 2020.
shape:thin.glass.tube construction:all.glass type:double.triode age:1950.1960 base: heater:6.3v pin:1.a pin:2.g1 pin:3.h pin:4.k pin:5.k pin:6.h pin:7.g1 pin:8.a
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