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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.
The thin glass tube envelope is 20 mm in diameter and the length excluding the B9A base pins, is 46 mm.
Reference: Datasheet. Type CV4003 was first introduced in 1956.

 

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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