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The best sounding audio tubes money can buy (new items listed daily)
(!!!!) (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 #2) JAN-6J5WGT Sylvania NOS 1967 (8.8ma and 9.4ma) (close Gm) 1-5% matched
(!!!!) (Best Single #1) JRP-12AX7 Raytheon Black Plates NOS 1962 (Gm=1700/1800) (1.5/1.6ma) (Highest mA and Gm)
(!!!!) (Best Quad #1) 6L6GT Russian branded Raytheon NOS 1970's in white boxes (73.2/73.5/74/74ma)
(!!!!) (Best Quad #2) 6L6GT Russian branded Raytheon NOS 1970's in white boxes (68/67.5/69/70ma)
(!!!!) (Best Quad #1) 6L6GT Russian branded Raytheon NOS 1970's in white boxes (71.0/71.2/71.5/71.8ma) (not a sub for 6L6GC)
(!!!!) (Best Pair) 5842Q Raytheon NOS 1983 (35ma and 37ma)
(!!!!) (Best Pair) 5842Q Raytheon NOS 1983 (27ma and 29.5ma)
(!!!!) (Best Overall Pair) JAN-5755 Raytheon Black Plates NOS 1973-1979 (1.9/2.0ma and 1.9/1.9ma) (Highest mA and Gm) 1-2% matched
(!!!!!) (Set of 4) 6J5GT Raytheon black ribbed plate NOS 1950 era (set of 4 tubes between 7-10ma)
(!!!!) (Recommended Pair) 6L6GT Russian branded Raytheon NOS 1970's in white boxes (83ma and 84.5ma)
(!!!!) (Best Value Pair) Recommended Single) JAN-7308 Raytheon NOS 1968 (15.2/10.4ma and 16.8/12.5ma)
(!!!!) (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 #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)
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