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(!!!) (Single) CK-5687 Raytheon black plates

(!!!) (Single) CK-5687 Raytheon black plates "O" getter like new 1960 (30/33.5ma)

$ 44.99
(!!!) (Slightly microphonic Single) 12BH7A CBS Oval Black Plates

(!!!) (Slightly microphonic Single) 12BH7A CBS Oval Black Plates "U" getter NOS 1960 era (8.4/9.0ma)

$ 39.99
(!!!) (slightly microphonic) 12AU7A Westinghouse black plates

(!!!) (slightly microphonic) 12AU7A Westinghouse black plates "D" getter halo 1964 NOS (9.6/10.6ma) (similar to RCA black plates)

$ 29.99
(!!!) (slightly microphonic) 5687 Tungsol black plates

(!!!) (slightly microphonic) 5687 Tungsol black plates "U" getter halo branded GE NOS 1950's (36/40ma)

$ 29.99
(!!!) (slightly microphonic) JRC-5751WA RCA black plates triple mica D getter 1957 NOS (2.3ma/2.2ma) (1-3% section balance

(!!!) (slightly microphonic) JRC-5751WA RCA black plates triple mica D getter 1957 NOS (2.3ma/2.2ma) (1-3% section balance

$ 99.99
(!!!) 12AU7 RCA tall gray plates

(!!!) 12AU7 RCA tall gray plates "D" getter used/good 1953 (9.2/9.8ma)

$ 29.99
(!!!) 6SN7GTB Westinghouse black plates copper grid posts

(!!!) 6SN7GTB Westinghouse black plates copper grid posts "D" getter 1950's (7.2/8.4ma)

$ 49.99
(!!) (Best Pair) 6F8G Raytheon black parallel ribbed plates NOS 1940's (8.8/7.8ma and 7.4/7.6ma) (same Gm)

(!!) (Best Pair) 6F8G Raytheon black parallel ribbed plates NOS 1940's (8.8/7.8ma and 7.4/7.6ma) (same Gm)

$ 119.99
(!!) (Best RCA single) 5965 RCA IBM black plates triple mica

(!!) (Best RCA single) 5965 RCA IBM black plates triple mica "D" getter like new 1958 (12.0/12.2ma)

$ 19.99
(!!) (Best RCA Single) JRC-6189=12AU7WA RCA black plates

(!!) (Best RCA Single) JRC-6189=12AU7WA RCA black plates "D" getter NOS 1957 (8.6/9.0ma)

$ 59.99
(!!) (Best Single) 12AU7A Westinghouse gray plates

(!!) (Best Single) 12AU7A Westinghouse gray plates "O" getter halo 1960's NOS (10.6/11.2ma)

$ 34.99
(!!) (Best Single) 5687 Tungsol rebranded CBS black plates

(!!) (Best Single) 5687 Tungsol rebranded CBS black plates "U" getter NOS 1950's (38/48ma)

$ 79.99
(!!) (Best Single) 6AN8A Sylvania branded National U getter NOS 1960 era (18/16.2ma)

(!!) (Best Single) 6AN8A Sylvania branded National U getter NOS 1960 era (18/16.2ma)

$ 19.99
(!!) (Best Single) 7AF7 Sylvania branded Hytron NOS round black plates NOS 1952 (9.6/9.4ma) 1-3% section balance

(!!) (Best Single) 7AF7 Sylvania branded Hytron NOS round black plates NOS 1952 (9.6/9.4ma) 1-3% section balance

$ 33.99
(!!) (Best Value Single 1953) 12AU7 Sylvania black plates

(!!) (Best Value Single 1953) 12AU7 Sylvania black plates "D" getter used/strong 1953 no printing (9.6/11.8ma)

$ 39.99
(!!) (Best Value Single 1961) 5687WA Tungsol bronze plates

(!!) (Best Value Single 1961) 5687WA Tungsol bronze plates "O" getter halo used/very good 1961 (33.4/34.8ma)

$ 34.99
(!!) (Good Value Single) 12AZ7 Tungsol black plates

(!!) (Good Value Single) 12AZ7 Tungsol black plates "U" getter halo NOS 1950's (7.5ma/7.5ma)

$ 14.99
(!!) (Good Value Single) 5687 Tungsol Hewlett Packard bronze plates

(!!) (Good Value Single) 5687 Tungsol Hewlett Packard bronze plates "O" getter like new 1960 (32.5/33.7ma)

$ 59.99
(!!) (GOOD VALUE SINGLE) 5687 Tungsol rebranded IBM bronze plates

(!!) (GOOD VALUE SINGLE) 5687 Tungsol rebranded IBM bronze plates "U" getter used/good 1959 (29/36ma)

$ 34.99
(!!) (PAIR) 7AF7 Sylvania branded RCA and GE NOS black round plates NOS 1956-1958 (7.0/7.6ma and 8.2/7.8ma) (close Gm matching)

(!!) (PAIR) 7AF7 Sylvania branded RCA and GE NOS black round plates NOS 1956-1958 (7.0/7.6ma and 8.2/7.8ma) (close Gm matching)

$ 64.99
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