(!!) 6AN8A Westinghouse branded GE NOS 1965 (13/12ma)
(!!) 6AN8A Westinghouse branded GE NOS 1963 era (16.8/16.0ma) (Highest mA and Gm)
(!!) 6AN8 RCA gray plates NOS 1960 (15.5/11.2ma)
(!!) 6AN8A RCA NOS 1972 (17.2/13.4ma) (strongest single)
(!) 6AN8 RCA black plates "D" getter halo 1958 rebranded Admiral (14.2/10.5ma)
(!!!) 6AN8 Sylvania black plates coated glass NOS large "D" getter 1954 faded printing (15/18.5ma)
6AN8A RCA gray plates used/tests like new 1960's (16.6/12.4ma)
(!!!) (Recommended Single) 6AN8 Sylvania black plates coated glass NOS large "D" getter 1954 (13.5/24.2ma)
(!!!) (Recommended Single) 6AN8 Sylvania black plates coated glass NOS large "D" getter 1954 (11.5/18.5ma)
(!!) (Recommended Single) 6AN8A Sylvania NOS 1960's (16.4/11.5ma)
(!!) 6AN8A RCA NOS 1972 (15.4/10.2ma)
