$ 79.99
$ 59.99
$ 37.99
$ 139.99
(!!!!) (Best Pair #1) EL34 Mullard branded Philips NOS XF4 1976-1979 (88.5ma and 89.2ma) (Same Gm)
$ 499.99
$ 129.99
(!!!!) (Best Pair #2) EF86 ADZAM made by Valvo Germany NOS 1970 (3.1ma and 2.9ma) 1-5% matched
$ 129.99
$ 478.88
$ 59.99
$ 57.99
(!!!!) (Best Pair #4) E80CC=6085 Philips Holland branded RTC NOS 1971-1972 (5.6/7.0ma and 5.8/7.3ma)
$ 209.99

