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CV1933

Sensibly equivalent to:
6J5
See also:
Metal Striptease
    
Extras ▼

 

The CV1933 (commercially the 6J5) is a general purpose triode specified for the UK Government after 1941 when the Common Valve system was introduced. The reverse carries the Mullard name and is branded 'Amerty'. Amerty indicates a valve made during WWII for Mullard by an American/Canadian manufacturer.
The Mullard identification. Pressed into the steel envelope and running vertically is 6J5.
The thin metal tube envelope is 25 mm in diameter and, excluding the IO base pins, is 51 mm tall.
References: Data-sheet, 1040 & 1043.

 

Pin Connections
IO
1
2
3
4
5
6
7
8
m
h
a
nc
g1
nc
h
k

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-8
9
7.7K
2.6
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated November 08, 2025.
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