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(!) 31 Tungsol NOS 1940's (11.8ma) Image 1
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(!) 31 Tungsol NOS 1940's (11.8ma) Nav Image 1

(!) 31 Tungsol NOS 1940's (11.8ma)

$14.00 $16.99


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1940's 31 all Coronado Philco power tubes Sylvania triode zenith


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Power Tubes
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  • Description

31 Tungsol NOS 1940's

11.8ma

Gm=1000

 

Matched on Amplitrex

Vplate=180V

Vgrid=-30V

Good NOS Ma = 12.3ma

Good Gm = 1000

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