(!) 12AU7A Hitachi JAPAN branded Realistic Lifetime NOS ribbed plates 1960 era (9.2/12.2ma)
$ 29.99
1 low noise tube) 12AU7A Hitachi JAPAN branded Realistic Lifetime NOS ribbed plates 1960 era gold plated pins - copper grid posts
1 section) 9.2ma Gm=2100
1 section) 12.2ma Gm=2400
Amplitrex Test Data
Good Ma range 8-10ma
Good Gm range 1800-2200
See more: vacuum tube
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 12AU7A Hitachi JAPAN branded Realistic Lifetime NOS ribbed plates 1960 era (9.2/12.2ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_79dec697-e8e4-4936-a6bd-0656442e2c92.jpg?v=1639845100){kind=link}
 12AU7A Hitachi JAPAN branded Realistic Lifetime NOS ribbed plates 1960 era (9.2/12.2ma) "Pin It")