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CV2171

Sensibly equivalent to:
A2087 VX3120
See also:
CV172 Noise Diode - A Practical Noise Generator
    
Extras ▼

 

The CV2171 is a noise generating diode for use up to 500 MHz. The filament is tungsten and the prototype was the VX3120. The commercial version is the A2087.
The KB/Z identifies this valve as being made to specification K1001 or K1006, the B denotes qualification by a UK authority and the Z identifies the maker as MO Valve Company, Hammersmith.
The box anode is mounted horizontally. The filament is a single V.
The bright filament is pure tungsten wire.
The thin glass tube envelope is 17 mm in diameter, and excluding the B7G base pins is 45 mm tall.
Reference: Data-sheet. Type CV2171 was first introduced in 1959. See also 1959 adverts.

 

Pin Connections
B7G
1
2
3
4
5
6
7
a
ic
f
f
a
nc
ic

 

Absolute Maximum Operating Conditions
Diode
Vh
Ah
Va
3.7
0.58
200
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 28, 2024.
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