(!!) (Best Sounding EF89) EF89=6DA6 Telefunken Germany <> bottom NOS 1960's (9 in stock)
$ 35.99
9) EF89=6DA6 Telefunken Germany <> Diamond Bottom NOS 1960's
Tested on Amplitrex
Good Ma range = 7-8ma
Good Gm range = 3000-3500
for:
Telefunken OPUS 6 from 1956
Blaupunkt radio
See more: vacuum tube
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 (Best Sounding EF89) EF89=6DA6 Telefunken Germany <> bottom NOS 1960's (9 in stock)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_20a2a3fe-e492-4f66-8e0f-8d12f19dcaf1.jpg?v=1608827168){kind=link}
 (Best Sounding EF89) EF89=6DA6 Telefunken Germany <> bottom NOS 1960's (9 in stock) "Pin It")