(!!) KT66 GEC UK used/good 1962 missing guide pin (79.6ma)
By Tube World
$ 149.99
KT66 GEC UK used/good 1962 missing guide pin (broke off) in white box
79.6ma
Gm=5850
Tested on Amplitrex
Good Ma = 60-80ma
Good Gm = 5500-6000
See more: vacuum tube
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 KT66 GEC UK used/good 1962 missing guide pin (79.6ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/4_c437a5c5-9cc5-46b1-b661-af539d7cb8b4.jpg?v=1697736700){kind=link}
 KT66 GEC UK used/good 1962 missing guide pin (79.6ma) "Pin It")