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EF40 Philips France NOS 1966 (2 in stock)
EF40 Siemens by Valvo Germany NOS 1956 (3.0ma)
EF41 European Brands NOS (4 in stock)
EF42 NOS (10 in stock)
EF5 NOS (3 in stock)
EF80 Lorenz made in Philips Italy NOS 1967 (7ma)
EF80=6BX6 Sylvania Made in England unknown maker NOS 1970's (19.5ma)
EF83 Telefunken <> bottom Germany NOS 1962 (4.0ma Gm=1800)
EF83 Valvo Germany NOS 1962 (4.7ma Gm=1800)
EF85 Philips Miniwatt Holland NOS "D" getter 1961 (3 in stock)
EF85=6BY7 Siemens branded Telefunken NOS 1969 (3 in stock)
EF89=6DA6 Philips Miniwatt Holland used/good 1960 (7.6ma)
EF89=6DA6 Telefunken Germany <> bottom used/good 1960's (7.1ma)
EF9 Miniwatt used/good 1940's
EF92 Mullard England used/good 1958 (80/60)
EH90=6CS6 Valvo by Mullard UK NOS 1964-1965 (3 in stock)
EK90=6BE6 Philips France NOS 1971 (2.9ma Gm=1300) (Highest mA and Gm)
EL12 Telefunken used/tests like new 1951 (74ma)
EL38 Mullard like new 1965 (122ma) (tested on Amplitrex)
EL3N Mazda France Red Series NOS 1950 era (1 in stock)
