(!!!!) (2nd 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
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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
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