482B=182 Sparton engraved base tests like new 1930”s (21ma Gm=2000)

Category: SKU: TOY391074

$60.00 $199.99

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482B=182 Sparton engraved base tests like new 1930”s

21ma

Gm=2000

Vplate=250V

Vgrid=-35V

Iplate=20mA

Gm=2000

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