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(!) JAN-7308 Sylvania NOS 1967 (14.4/10ma)
(!!) (Best Single #2) 7308 Sylvania NOS 1976 (12.4/12.8ma)
(!!) (Best Single #1) 7308 Sylvania NOS 1976 (16.4/18.4ma)
(!!) (Best Pair #3) 6GJ7=ECF801 Mullard UK branded Amperex and RCA NOS 1970-1974 era (83-86/60 and 82-86/60)
(!!) (Best Pair) 6GJ7=ECF801 GE USA NOS 1960's - 1970's (82-86/60 and 82-85/60)
(!!) (Best Pair) 6GJ7=ECF801 Dumont Japan NOS 1970's (80-81/60 and 80-81/60) 1-2% matched
(!!!!) (Best GE Single #1) 6U8A GE NOS 1980 (18.4/10.6ma)
6K11=6Q11 GE NOS 1971 (86/60, 89/60, 85/60) (triple triode)
(!!!) (Single) 12AU7=ECC82 Telefunken Germany <> bottom ribbed plates like new 1959 (9.6ma/11.8ma)
(!!!!) (Best GE Single #2) 6U8A GE NOS "U" getter 1961 (17/9ma)
(!!!!) (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 Raytheon Pair #3) CK-5687WB Raytheon black plates NOS 1970's (Audio Note, Manley, Modwright) (35/37ma and 35.5/38ma) 1-3% matched (Highest Gm) (Manley, Modwright, Audio Note)
6SC7 GE NOS 1970 era (1.6/1.7ma) 1-2% section balance
(!!) (Best Pair) ECC40 Philips NOS made by La Radiotechnique, Chartres/France 1969 (6.5/6.5ma and 6.8/6.7ma) 1-3% matched
ECC40 Philips NOS made by La Radiotechnique, Chartres/France 1969 (6.2/6.9ma)
5718 GE NOS 1970's branded United 1984 (4 in stock)
(!!!) (Best Value Single) 12AX7 Baldwin Sylvania "D" getter used/tests like new 1959 (2.1/2.0ma) (Highest mA and Gm) 1-2% section balance
(!!!) (Best Pair) 12BA6 Westinghouse NOS 1960 era (9.8ma / 10.4ma)
12BA6 Westinghouse NOS 1951 (10.4ma)
(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates like new 1963 (9.0/10.2ma) (162 series) (smooth presentattion)
