(!!) 6AN8A GE Great Britain NOS 1970 era (15/12ma)
$ 19.99
6AN8A GE Great Britain probably by Brimar UK NOS 1970 era
15ma Gm=4600 (triode)
12ma Gm=6300 (pentode)
Tested on Amplitrex
Good Ma/Gm (triode) = 13-15ma and Gm= 3800-4500
Good Ma/Gm (pentode) = 11-12ma Gm=7000-7500
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