(!!!) (Recommended Single) EF94=6AU6 Mullard England NOS 1963 (6.5ma)
(!!!) (Recommended Single) EF94=6AU6 Tungsol used/tests like new 1957 (10ma)
(!!!) 12BH7 GE Silvertone gray oval plates NOS "U" getter 1953 (8.2/8.0ma)
(!!!) 12BH7A GE NOS gray oval plates 1960's (9.5/13.5ma)
(!!!) 12BH7A RCA branded Zenith NOS 1970 era (10/13.2ma)
(!!) (#1 6BL8 Single) ECF80 VALVO FRANCE (La Radiotechnique) NOS 1962
(!!) (Best Value Pair) 12BH7A Hitachi Japan branded Westinghouse NOS 1984 (10.4/9.2ma and 10.2/9.8ma) (McIntosh, Quicksilver, Art Audio, Wells)
(!!) (Best Value Pair) 12BH7A Hitachi Japan branded Westinghouse NOS 1984 (10/15.6ma and 10/15.2ma) (McIntosh, Quicksilver, Art Audio, Wells)
(!!) (Best Value Pair) 12BH7A Hitachi Japan branded Westinghouse NOS 1984 (11/9.3ma and 10.2/9.3ma) (McIntosh, Quicksilver, Art Audio, Wells)
(!!) 12BH7A RCA gray plates used/good 1960's (8.0/11.2ma)
(!!) 12BH7A RCA gray plates used/good 1970 era (8/9ma)
(!!) 12BH7A Sylvania rebranded Westinghouse NOS pinched plates 1960's 1% section balance (7/7ma)
(!!) 12BH7A Westinghouse black plates "U" getter used/good 1950's (6.2/7.2ma)
(!) (2nd Best Pair) JAN-6AU6WB Sylvania NOS 1969 (6.5ma and 6.5ma) 1-2% matched
(!) (Best Pair) JAN-6AU6WB Sylvania NOS 1969 (7.2ma and 7.2ma) 1% matched
(!) (Best Single) ECF80=6BL8 Telefunken Germany <> bottom NOS 1961 slightly faded top getter (12.8/25ma) (highest Ma and Gm)
(!) (Recommended) EM87 Valvo Germany branded Siemens Germany NOS 1961 (1 in stock)
(!) (SINGLE) 7027A RCA NOS 1971 (61.5ma)
(!) 12BH7A GE gray oval plates "O" getter halo used/good 1964 (7.2ma/8.5ma)
(!) 12BH7A Toshiba rebranded "Bell and Howell Schools" like new 1960's (9/10.4ma)