(!!!!) (Best Pair #1) 6U8A Philips by Sylvania NOS 1986 (16.2/8.5ma and 16.5/8.6ma) 1-3% matched
$ 34.99
(!!!!) (Best Pair #1) 6U8A Philips by Sylvania NOS 1986 (16.8/8.6ma and 17.5/8.5ma) 1-3% matched
$ 34.99
$ 37.99
(!!!!) (Best Pair #2) EF86 ADZAM made by Valvo Germany NOS 1970 (3.1ma and 2.9ma) 1-5% matched
$ 129.99
(!!) (Single) ECF82=6U8 Toshiba Japan branded Telefunken NOS 1964 (14.2ma triode and 9ma pentode)
$ 29.99

