(!!!!) (Best Pair) JAN-12AT7WC Sylvania black plates NOS 1975-1980 (10/8.6ma and 10.2/9.2ma)
$ 59.99
1 low noise pair) JAN-12AT7WC Sylvania NOS 1975-1980
1 tube) 10/8.6ma Gm=5900/5200 (1975)
1 tube) 10.2/9.2ma Gm=5500/5300 (1980)
Matched on Amplitrex
Good Ma range 8-10ma
Good Gm range 4500-5500
See more: vacuum tube
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 (Best Pair) JAN-12AT7WC Sylvania black plates NOS 1975-1980 (10/8.6ma and 10.2/9.2ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/2_4c97dc11-a509-46d7-b251-d7cc671977cf.jpg?v=1729702193){kind=link}
 (Best Pair) JAN-12AT7WC Sylvania black plates NOS 1975-1980 (10/8.6ma and 10.2/9.2ma) "Pin It")