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(!!!) (Single) 6080 GE NOS 1970's (132/83ma)
(!!!) (Single) 6080 GE NOS 1974 (70/106ma)
(!!!) (SINGLE) 6DJ8 Sylvania JAN NOS 1972 (13.5/17.4ma)
(!!!) (Single) 6J5G Sylvania engraved base black oval plate used/very good 1930's (8.0ma)
(!!!) (Single) JHS-5670 Sylvania NOS 1966 (7.0/6.8ma)
(!!!) 12AX7 Sylvania 1960-1965 used/tests like new small mica flake inside tube (Gm=2400/2800)
(!!!) 5881 Tungsol used/good 1957 (58ma)
(!!!) 6DE7 GE Canada black plates NOS 1967 (4.6/42ma) (Woo Audio)
(!!!) 6DE7 GE Great Britain made in Japan NOS 1970 (3.8/30ma) (Woo Audio)
(!!!) 6DE7 GE Great Britain made in Japan NOS 1970 (5.6/24ma) (Woo Audio)
(!!!) 6DE7 Sylvania black plates "U" getter NOS 1950's (8/31ma) (Woo Audio)
(!!!) 6V6G Super Silvertone by Sylvania used/good 1930's (37ma)
(!!!) 76 Crosley by Ken Rad engraved base like new 1930's (5.7ma)
(!!!) 80 RCA Victor NOS 1948 (56/40 and 58/40)
(!!!) JAN-5814A Sylvania NOS 1967 (8.4/9.2ma)
(!!!) JAN-5814A Sylvania NOS 1967 (8.6/11.2ma)
(!!) (2nd Best Pair) 7199 Sylvania NOS 1960's and 1985 same build (12.5ma/9.6ma and 12.3/10.2ma) 1-3% matched
(!!) (Best Pair #1) 6CW4 RCA NOS 1963 (120/60 and 120/60)
(!!) (Best Pair #2) 6GM5 Sylvania branded RCA NOS (52ma and 52ma)
(!!) (Best Pair) 12DQ6B Philco by Sylvania NOS 1960's (68ma and 75.5ma)