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CV1586

Sensibly equivalent to:
CV1130 HL23
    
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The CV1586 is a receiver triode and the prototype was the Mazda HL23.
The KB/EN identifies this valve as being made to specification K1001 or K1006 and the EN identifies the maker as Thorn-AEI, Sunderland.
The reverse is just screening paint.
The classic envelope is 32 mm in diameter and, excluding the MO base pins, is 70 mm tall.
Reference: Data-sheet.

 

Pin Connections
MO
1
2
3
4
5
6
7
8
f
nc
a
nc
g1
m
nc
f

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
2.0
0.05
150
-2.4
1.5
21,000
1.5
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated June 09, 2025.
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