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328A Western Electric

328A Western Electric "small punch" NOS 1953 (5.5ma)

$ 239.99

328A Western Electric "small punch" NOS 1953

5.5ma

Gm=1800

 

Tested on Amplitrex

Vplate=250V

Vscreen=135V

Vgrid=-3V

Good Ma = 5.3-5.8ma

Good Gm = 1700-1800

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