(!!) (Best Pair #2) JHS-6AU6WB Sylvania NOS 1964-1968 (6.4ma and 6.6ma)
$ 19.99
1 pair) JHS-6AU6WB Sylvania NOS 1964-1968
1 tube) 6.4ma Gm=3900
1 tube) 6.6ma Gm=4000
See more: vacuum tube
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 (Best Pair #2) JHS-6AU6WB Sylvania NOS 1964-1968 (6.4ma and 6.6ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_6648ee95-0bf9-4913-b1e9-3a91d17f5a60.jpg?v=1760388118){kind=link}
 (Best Pair #2) JHS-6AU6WB Sylvania NOS 1964-1968 (6.4ma and 6.6ma) "Pin It")