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CV4003

Sensibly equivalent to:
12AU7A 6067 M8136 VX7058
See also:
Pin Compatible Double Triodes
    
Extras ▼

 

The CV4003 type valve is a special quality version of the ECC82 double triode itself CV491. This double triode was often used in instrumentation applications as well as audio.
An amplification factor of 17 is quoted.
A version with flying leads was made as CV4034.
The thin glass tube envelope is 20 mm in diameter and the length excluding the B9A base pins, is 46 mm.
Reference: Data-sheet. Type CV4003 was first introduced in 1956. See also 1956 adverts.

 

Pin Connections
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
hct

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
gm
6.3
0.3
250
-8.5
10.5
2.2
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 14, 2013.
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