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(!!!) (Best Pair #3) 448A Western Electric tipped top used/good 1965-1966 (28ma and 29.2ma) (same Gm)

(!!!) (Best Pair #3) 448A Western Electric tipped top used/good 1965-1966 (28ma and 29.2ma) (same Gm)

$ 109.99
(!!!) (Best Pair #3) 448A Western Electric tipped top used/strong 1965 (30ma and 32ma) (Matched on Amplitrex)

(!!!) (Best Pair #3) 448A Western Electric tipped top used/strong 1965 (30ma and 32ma) (Matched on Amplitrex)

$ 119.99
(!!!) (BEST PAIR #3) 6463 GE NOS 1965 (14.5/12.8ma and 13.5/13.7ma)

(!!!) (BEST PAIR #3) 6463 GE NOS 1965 (14.5/12.8ma and 13.5/13.7ma)

$ 49.99
(!!!) (Best Pair #3) 6BL7GTA Sylvania black plates triple mica NOS 1960 era (32.8/34ma and 34.5/35.6ma) (close Gm matching)

(!!!) (Best Pair #3) 6BL7GTA Sylvania black plates triple mica NOS 1960 era (32.8/34ma and 34.5/35.6ma) (close Gm matching)

$ 27.99
(!!!) (Best Pair #3) 6CW4 RCA NOS 1961-1965 (103/60 and 102/60)

(!!!) (Best Pair #3) 6CW4 RCA NOS 1961-1965 (103/60 and 102/60)

$ 39.99
(!!!) (Best Pair #3) 6GU7 RCA NOS 1970-1971 (10/13ma and 11/12ma)

(!!!) (Best Pair #3) 6GU7 RCA NOS 1970-1971 (10/13ma and 11/12ma)

$ 21.99
(!!!) (Best Pair #3) E80CC=6085 Philips SQ and RTC Holland NOS 1967-1971 (5.8/6.9ma and 5.6/7.0ma) (Same Gm)

(!!!) (Best Pair #3) E80CC=6085 Philips SQ and RTC Holland NOS 1967-1971 (5.8/6.9ma and 5.6/7.0ma) (Same Gm)

$ 209.99
(!!!) (Best Pair #4) 448A Western Electric tipped top used/tests like new 1965 (26.4ma and 26.8ma)

(!!!) (Best Pair #4) 448A Western Electric tipped top used/tests like new 1965 (26.4ma and 26.8ma)

$ 109.99
(!!!) (Best Pair #4) 5749W=6BA6 Philips JAN by Sylvania NOS 1980's (9.2ma and 9.0ma) 1-3% matched

(!!!) (Best Pair #4) 5749W=6BA6 Philips JAN by Sylvania NOS 1980's (9.2ma and 9.0ma) 1-3% matched

$ 17.99
(!!!) (Best Pair #4) 6AU6A GE NOS 1977 (6.1ma and 6.1ma) 1-3% matched (Sony C800G mic)

(!!!) (Best Pair #4) 6AU6A GE NOS 1977 (6.1ma and 6.1ma) 1-3% matched (Sony C800G mic)

$ 22.99
(!!!) (Best Pair #4) 6GH8A GE by EI Yugoslavia NOS copper grid posts 1970's (13.6/11.5ma and 13.0/12.2ma) 1-5% matched

(!!!) (Best Pair #4) 6GH8A GE by EI Yugoslavia NOS copper grid posts 1970's (13.6/11.5ma and 13.0/12.2ma) 1-5% matched

$ 24.99
(!!!) (Best Pair #4) 6J5GT Ken Rad black ribbed plates NOS 1942 (7.2ma and 7.2ma) 1-2% matched

(!!!) (Best Pair #4) 6J5GT Ken Rad black ribbed plates NOS 1942 (7.2ma and 7.2ma) 1-2% matched

$ 52.99
(!!!) (Best Pair #4) 7788 Amperex PQ USA gold pins NOS 1969-1974 (39.5ma and 43ma)

(!!!) (Best Pair #4) 7788 Amperex PQ USA gold pins NOS 1969-1974 (39.5ma and 43ma)

$ 134.99
(!!!) (Best Pair) 12AZ7A Toshiba branded Raytheon Japan gray plates NOS 1960's (11.3/12.3ma and 11.4/11.8ma)

(!!!) (Best Pair) 12AZ7A Toshiba branded Raytheon Japan gray plates NOS 1960's (11.3/12.3ma and 11.4/11.8ma)

$ 34.99
(!!!) (Best Pair) 12BA6 Tungsol NOS 1960 era (10.2ma / 11.0ma)

(!!!) (Best Pair) 12BA6 Tungsol NOS 1960 era (10.2ma / 11.0ma)

$ 19.99
(!!!) (BEST PAIR) 18FX6 GE NOS 1961-1967 (84/60 and 86/60)

(!!!) (BEST PAIR) 18FX6 GE NOS 1961-1967 (84/60 and 86/60)

$ 17.99
(!!!) (Best Pair) 26 Super Silvertone ST-14 used/like new 1940's (5.7ma and 6.0ma)

(!!!) (Best Pair) 26 Super Silvertone ST-14 used/like new 1940's (5.7ma and 6.0ma)

$ 39.99
(!!!) (Best Pair) 26 Sylvania branded Zenith black plate NOS 1946 (5.4ma and 5.6ma) (rare)

(!!!) (Best Pair) 26 Sylvania branded Zenith black plate NOS 1946 (5.4ma and 5.6ma) (rare)

$ 69.99
(!!!) (Best Pair) 420A Western Electric NOS 1979 (1.6/1.9ma and 1.6/1.9ma)

(!!!) (Best Pair) 420A Western Electric NOS 1979 (1.6/1.9ma and 1.6/1.9ma)

$ 139.99
(!!!) (Best Pair) 5751 GE double mica gray plates NOS 1979-1981 (2.4/2.5ma and 2.3/2.6ma) 1-3% matched (Close Gm)

(!!!) (Best Pair) 5751 GE double mica gray plates NOS 1979-1981 (2.4/2.5ma and 2.3/2.6ma) 1-3% matched (Close Gm)

$ 139.99
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