(!!!) (Single) KT66 Osram UK brown base used 1950's (62ma) (Gm=65%)
By Tube World
$ 99.99
KT66 Osram UK brown base used 1950's
62ma
Gm=4200 (65%)
See more: vacuum tube
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 (Single) KT66 Osram UK brown base used 1950's (62ma) (Gm=65%) "Pin It")