KT66 GEC black base clear glass low hours/tests like new 1966 (80ma) (tested on Amplitrex)
$ 249.99
1 tube) KT66 GEC black base clear glass used/tests like new (WK) date code = 1966
80ma Gm=6100
Tested on Amplitrex
Good Ma = 70-80ma
Good Gm = 5500-6000
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