(!!) (Recommended Single) 6AN8 Sylvania NOS 1960 era (17/14.8ma)
(!!) (Recommended Single) 6AN8A Sylvania NOS 1960's (16.4/11.5ma)
(!!) 6AN8 RCA gray plates NOS 1960 (15.5/11.2ma)
(!!) 6AN8A RCA NOS 1972 (15.4/10.2ma)
(!!) 6AN8A RCA NOS 1972 (17.2/13.4ma) (strongest single)
(!!) 6AN8A Sylvania coated glass NOS 1960's (20.2/11.2ma)
(!!) 6AN8A Westinghouse branded GE NOS 1963 era (16.8/16.0ma) (Highest mA and Gm)
(!) 6AN8 RCA black plates "D" getter halo 1958 rebranded Admiral (14.2/10.5ma)
(!) 6AN8A GE NOS 1961 (14.8/13.6ma)
(!) 6AN8A Tungsol NOS 1964 (13.6/14.4ma)
5AN8 GE Canada NOS 1960's (97/60 and 85/60)
5AN8 Hit-Ray by Hitachi Japan NOS sub for 6AN8 (70/60 and 78/60)
5AN8 Raytheon by Hitachi Japan NOS (105/60 and 88/60)
5AN8 RCA branded GE NOS "U" getter 1957 (84/60 and 82/60)
5AN8 RCA branded GE NOS 1967 (90/60 and 90/60)
5AN8 RCA branded Raytheon NOS "D" getter 1960 era (84/60 and 83/60)
5AN8 RCA NOS 1950's (88/60 and 87/60)
5AN8 RCA NOS 1960's sub for 6AN8 (110/60 and 90/60) best single
5AN8 RCA NOS sub for 6AN8 (76/60 and 82/60)
5AN8 Sylvania "D" getter halo NOS 1954 (87/60 and 92/60)