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DV-2

 
    
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The De Forest DV-2 is an early triode with an amplification factor (μ) of about eight. We believe the introduction of the DV2 was about 1923.
The paper label is for recording test details.
The four short pins in the Isolantite base.
See also DV-5.
The wide glass tube envelope is 32 mm in diameter, and excluding the UV base pins is 100 mm tall.
Reference: 3002.

 

Pin Connections
UV
1
2
3
4
f
a
g1
f

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
μ
5.0
0.25
8
Updated November 26, 2013.
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