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328A Western Electric small punch plate used/good 1953 (4.6ma) Image 1

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328A Western Electric small punch plate used/good 1953 (4.6ma) Nav Image 1

328A Western Electric small punch plate used/good 1953 (4.6ma)

$127.00 $149.99

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1953 1960's 1966 328A small punch western electric wp wpr

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Western Electric

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Description

328A Western Electric small punch plate used/good 1953 - strong Gm

4.6ma

Gm=1700

Tested on Amplitrex

Vplate=250V

Vscreen=135V

Vgrid=-3V

Good Ma = 5.3-5.8ma

Good Gm = 1700-1800

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