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(!!) (Best Pair) E90F=6BH6 Amperex Holland NOS 1963 (7.3/7.5ma) (Marantz 8B)
(!!) (Best Pair) E90F=6BH6 Amperex Holland NOS 1963 (7.3/7.5ma) (Marantz 8B)
$ 39.99
1 pair) E90F=6BH6 Amperex Holland NOS 1963 (Heerlen plant)
1 tube) 7.3ma Gm=4600
1 tube) 7.5ma Gm=4500
Tested on Amplitrex
Good Ma = 6.5-7.5ma
Good Gm = 4000-4500
(best tube for a Marantz 8B)
See more: vacuum tube
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 (Best Pair) E90F=6BH6 Amperex Holland NOS 1963 (7.3/7.5ma) (Marantz 8B) "Pin It")