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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)
(READ REVIEW) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1970 good printing (11.6ma and 11.5ma) (same Gm) 1-2% section balance
(!!!!) (Best Single #1) 6SN7GTB RCA NOS 1957 (10/9.8ma)
(!!!!) (Best Pair #1) ECL82=6BM8 Mullard UK branded Mazda NOS 1970's (2.2/34ma and 2.0/33ma) 1-3% matched
(!!!!) (Best Overall Pair) 01A Cunningham NOS 1940 era boxes were factory sealed (3.7ma and 3.6ma) (Same Gm)
(!!!) (Best Single) EC86 Amperex Bugle Boy Germany by Valvo 1959 (12.6ma)
78 Wards USA NOS 1940's
(!) 78 Ken Rad like new partially faded printing 1947 (63/36)
(!) 78 GE like new 1948 (59/36)
(!) 78 Philco used/good 1930's (55/36)
6EJ7 Sylvania NOS (8.8ma)
6D6 Tungsol NOS (77/40)
6D7 Panama green coated glass - flaked off in one area due to old age 1930's (52/31) (rare)
