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(!!!!!) (Best Pair) 328A Western Electric "small punch plate" NOS 1955-1958 (5.3/5.6ma) (Same Gm)
(!!!!!) (Best Pair) 328A Western Electric "small punch plate" NOS 1955-1958 (5.3/5.6ma) (Same Gm)
$ 599.99
1 pair) 328A Western Electric "small punch plate" NOS 1955-1958 original boxes
1 tube) 5.3ma Gm=1700
1 tube) 5.6ma Gm=1700
Matched on Amplitrex
Vplate=250V
Vscreen=135V
Vgrid=-3V
Good Ma = 5 - 6ma
Good Gm = 1600-1800
See more: vacuum tube
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 (Best Pair) 328A Western Electric "small punch plate" NOS 1955-1958 (5.3/5.6ma) (Same Gm)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_b2a99f34-79ff-4890-b394-4bf586f4e296.jpg?v=1632840607){kind=link}
 (Best Pair) 328A Western Electric "small punch plate" NOS 1955-1958 (5.3/5.6ma) (Same Gm) "Pin It")