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(!!!!!) (Best Pair #1) 5U4GB HYTRON NOS 1960

(!!!!!) (Best Pair #1) 5U4GB HYTRON NOS 1960 "O" getter halos (56-58/40 and 57-58/40)

$ 99.99
(!!!!!) (Best Pair) 5U4GB CBS NOS 1959 (56-60/40 and 56-58/40)

(!!!!!) (Best Pair) 5U4GB CBS NOS 1959 (56-60/40 and 56-58/40)

$ 99.99
(!!!!) (Best Pair 1968) JAN-6189 Sylvania NOS 1968 (9.2/9.8ma and 9.8/9.5ma) 1-3% matched (same Gm)

(!!!!) (Best Pair 1968) JAN-6189 Sylvania NOS 1968 (9.2/9.8ma and 9.8/9.5ma) 1-3% matched (same Gm)

$ 69.99
(!!!!) (Best Pair) D3a=7721 Siemens Germany NOS 1978 (32.5/33ma) 1% matched

(!!!!) (Best Pair) D3a=7721 Siemens Germany NOS 1978 (32.5/33ma) 1% matched

$ 0.00
(!!!!) (Best Value Pair) JAN-12AT7WC Sylvania black plates NOS 1981 (6.8/7.6ma and 7.2/6.2ma)

(!!!!) (Best Value Pair) JAN-12AT7WC Sylvania black plates NOS 1981 (6.8/7.6ma and 7.2/6.2ma)

$ 49.99
(!!!!) (Single) 2C51=396A Western Electric D getter used/good 1954, pin #4 shorter (5.0ma/5.6ma)

(!!!!) (Single) 2C51=396A Western Electric D getter used/good 1954, pin #4 shorter (5.0ma/5.6ma)

$ 88.88
(!!!) (READ REVIEW) GZ34 Mullard UK shield logo NOS 1962 (59/40 and 59/40)

(!!!) (READ REVIEW) GZ34 Mullard UK shield logo NOS 1962 (59/40 and 59/40)

$ 0.00
(!!) (Best Single) JAN-5693 GE JAN Black Can NOS 1978 (3.0ma)

(!!) (Best Single) JAN-5693 GE JAN Black Can NOS 1978 (3.0ma)

$ 34.99
(!) (BEST VALUE PAIR) 5R4GA GE Amperex NOS 1976 - vertical scratches on bases (50-53/40 and 50-50/40)

(!) (BEST VALUE PAIR) 5R4GA GE Amperex NOS 1976 - vertical scratches on bases (50-53/40 and 50-50/40)

$ 32.99
(!) (READ REVIEW) GZ34 Mullard UK shield logo NOS 1962

(!) (READ REVIEW) GZ34 Mullard UK shield logo NOS 1962

$ 0.00
(!) (Single) 6L6WGB=5881 Sylvania black base NOS 1975 (78.5ma)

(!) (Single) 6L6WGB=5881 Sylvania black base NOS 1975 (78.5ma)

$ 69.99
5736 Westinghouse 1978 display tube open filament

5736 Westinghouse 1978 display tube open filament

$ 44.44
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