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(!!!!!) (Best Overall Pair) 5687 GE

(!!!!!) (Best Overall Pair) 5687 GE "5-Star" NOS 1973 (35/34.5ma and 36/34.5ma) 1-3% matched (Audio Note, Manley, Modwright)

$ 149.99
(!!!!!) (Best Overall Single) CK-5687WB Raytheon black plates NOS 1960's (40.5ma/42ma) (Audio Note, Modwright, Manley) Highest mA and Gm

(!!!!!) (Best Overall Single) CK-5687WB Raytheon black plates NOS 1960's (40.5ma/42ma) (Audio Note, Modwright, Manley) Highest mA and Gm

$ 69.99
(!!!!!) (Best Pair #2) E182CC=7119 Philips SQ Holland NOS large

(!!!!!) (Best Pair #2) E182CC=7119 Philips SQ Holland NOS large "O" getter halo 1973 same date codes (35.5/38.2ma and 35/40ma) 1-5% matched

$ 228.88
(!!!!!) (Best Value Pair) 6BQ7A RCA black plates NOS

(!!!!!) (Best Value Pair) 6BQ7A RCA black plates NOS "D" getter 1958-1959 (7.6/9ma and 7/9.6ma)

$ 64.99
(!!!!) (BEST GE PAIR #2) 5687WB GE NOS rebranded CK-5687WB Raytheon black plates with hint of bronze 1970's (Audio Note, Manley, Modwright, Audion) (36.8/37.4ma and 36.6/35.8ma)

(!!!!) (BEST GE PAIR #2) 5687WB GE NOS rebranded CK-5687WB Raytheon black plates with hint of bronze 1970's (Audio Note, Manley, Modwright, Audion) (36.8/37.4ma and 36.6/35.8ma)

$ 99.99
(!!!!) (BEST GE PAIR #3) 5687WB GE NOS rebranded CK-5687WB Raytheon black plates 1970's (Audio Note, Manley, Modwright) (35.8/37.5ma and 34.6/36.2ma)

(!!!!) (BEST GE PAIR #3) 5687WB GE NOS rebranded CK-5687WB Raytheon black plates 1970's (Audio Note, Manley, Modwright) (35.8/37.5ma and 34.6/36.2ma)

$ 99.99
(!!!!) (Best GE Single) 6BK7B GE gray plates NOS

(!!!!) (Best GE Single) 6BK7B GE gray plates NOS "U" getter 1974 (8.0/8.8ma)

$ 24.99
(!!!!) (BEST PAIR #1) CK-5687WB Raytheon black plates 1960's (Audio Note, Manley, Modwright) (33/34ma and 33/34.2ma) 1-2% matched

(!!!!) (BEST PAIR #1) CK-5687WB Raytheon black plates 1960's (Audio Note, Manley, Modwright) (33/34ma and 33/34.2ma) 1-2% matched

$ 99.99
(!!!!) (Best Pair #2) 6EM7=6EA7 Sylvania coin-base NOS 1970's (1.5ma/73ma and 1.8ma/65ma)

(!!!!) (Best Pair #2) 6EM7=6EA7 Sylvania coin-base NOS 1970's (1.5ma/73ma and 1.8ma/65ma)

$ 51.99
(!!!!) (Best Pair) 6BQ7A RCA black plates NOS 1967 same date codes (15/14.5ma and 13.5/16.5ma)

(!!!!) (Best Pair) 6BQ7A RCA black plates NOS 1967 same date codes (15/14.5ma and 13.5/16.5ma)

$ 69.99
(!!!!) (Best Single #2) GZ34 Siemens Holland NOS 1961 double

(!!!!) (Best Single #2) GZ34 Siemens Holland NOS 1961 double "D" getters (57/40 and 58/40) (Matchless, Marshall, Fender, Modwright)

$ 319.99
(!!!!) (Best Single #3) E182CC=7119 Mullard SQ Holland NOS large

(!!!!) (Best Single #3) E182CC=7119 Mullard SQ Holland NOS large "O" getter halo 1964 (30/34ma)

$ 99.99
(!!!!) (Best Single) JAN-5687WB GE NOS 1972 (34.6/35.6ma)

(!!!!) (Best Single) JAN-5687WB GE NOS 1972 (34.6/35.6ma)

$ 59.99
(!!!!) (Best Value Pair) 6BQ7A RCA black plates NOS

(!!!!) (Best Value Pair) 6BQ7A RCA black plates NOS "D" and "U" getter 1957 (9/16ma and 9/14.5ma)

$ 64.99
(!!!!) (Best Value Pair) 6SN7GTB Sylvania NOS and like new 1960's (7.8/8.4ma and 7.8/8.4ma) 1-3% matched (Schiit Freya, Rogue, Cary)

(!!!!) (Best Value Pair) 6SN7GTB Sylvania NOS and like new 1960's (7.8/8.4ma and 7.8/8.4ma) 1-3% matched (Schiit Freya, Rogue, Cary)

$ 109.99
(!!!!) (GE Pair) 6BQ7A GE NOS

(!!!!) (GE Pair) 6BQ7A GE NOS "O" getter halo 1973-1980 (10.5/9.7ma and 11.4/9.4ma) (Schiit, DNA, Modwright)

$ 34.99
(!!!!) (GE Pair) 6BQ7A GE NOS

(!!!!) (GE Pair) 6BQ7A GE NOS "O" getter halo 1976 (7/10ma and 7/9ma) (Schiit, DNA, Modwright)

$ 29.99
(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (25/27ma and 26.5/26ma)

(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (25/27ma and 26.5/26ma)

$ 34.99
(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (26.2/27ma and 25.6/28ma)

(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (26.2/27ma and 25.6/28ma)

$ 37.99
(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (26/27ma and 26.6/27.8ma)

(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (26/27ma and 26.6/27.8ma)

$ 37.99
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