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(!!) (Single) 6060=12AT7 Brimar Thorn UK square black plates triple mica large "O" getter halo 1957 used/good (7.2/7.6ma) (Premium low noise 12AT7)
(!!) (Single) 6060=12AT7 Brimar Thorn UK square black plates triple mica large "O" getter halo 1957 used/good (7.2/7.6ma) (Premium low noise 12AT7)
By Tube World
$ 49.99
1 low noise tube) 6060=12AT7 Brimar Thorn UK square black plates triple mica large "O" getter halo 1957 used/good
1 section) 7.2ma Gm=4300
1 section) 7.6ma Gm=4200
Good Ma range 7-9ma
Good Gm range 4000-5000
See more: vacuum tube
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 (Single) 6060=12AT7 Brimar Thorn UK square black plates triple mica large "O" getter halo 1957 used/good (7.2/7.6ma) (Premium low noise 12AT7)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_6c9c5e1d-5e08-4c2b-a773-cbf4532cbbd9.jpg?v=1692732913){kind=link}
 (Single) 6060=12AT7 Brimar Thorn UK square black plates triple mica large "O" getter halo 1957 used/good (7.2/7.6ma) (Premium low noise 12AT7) "Pin It")