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(!!!!) (Best Pair) 5814A=12AU7 Sylvania Gold Brand triple mica nickel pins NOS "O" getter halo 1960 era - faded printing (10.0/10.8ma and 9.8/9.6ma) 1-5% matched
(!!!!) (Best Pair) 5814A=12AU7 Sylvania Gold Brand triple mica nickel pins NOS "O" getter halo 1960 era - faded printing (10.0/10.8ma and 9.8/9.6ma) 1-5% matched
$ 119.99
1 low noise pair) 5814A=12AU7 Sylvania Gold Brand triple mica nickel pins NOS 1960 era
"O" getter halo - faded printing on both tubes
1 tube) 10.0/10.8ma Gm=2100/2200
1 tube) 9.8/9.6ma Gm=2000/2000
Good Ma range 8-10ma
Matched on Amplitrex
See more: vacuum tube
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 (Best Pair) 5814A=12AU7 Sylvania Gold Brand triple mica nickel pins NOS "O" getter halo 1960 era - faded printing (10.0/10.8ma and 9.8/9.6ma) 1-5% matched&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_7b91ea65-7e78-4896-96f8-9499d60fc3d2.jpg?v=1751118050){kind=link}
 (Best Pair) 5814A=12AU7 Sylvania Gold Brand triple mica nickel pins NOS "O" getter halo 1960 era - faded printing (10.0/10.8ma and 9.8/9.6ma) 1-5% matched "Pin It")