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(!!) 12AT7 Brimar England black plates

(!!) 12AT7 Brimar England black plates "U" getter used/good 1950's (6.0/6.4ma)

$ 19.99

1 tube) 12AT7 Brimar England black plates "U" getter used/good 1950's copper grid posts

6.0ma Gm=3000

6.4ma Gm=3400

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