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(!!!!) (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.5/10ma and 13.2/9.8ma) (best sound)
(!!!!) (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.5/10ma and 13.2/9.8ma) (best sound)
$ 139.99
1 pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 fairly good printing
1 tube) 12.5ma Gm=5300 and 10ma Gm=6800 (triode/pentode)
1 tube) 13.2ma Gm=5400 and 9.8ma Gm=6500 (triode/pentode)
Matched on Amplitrex
Good Triode Ma/Gm=11-14ma Gm=4500-5000
Good Pentode Ma/Gm=8-10ma Gm=5500-6000
Recommended for
- McIntosh MR67, MR71 FM Stereo tuner
- Telefunken radio
- Graaf GM 100 amplifier
- HH Scott 350 Tuner 1961-2
See more: vacuum tube
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 (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.5/10ma and 13.2/9.8ma) (best sound)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/3_1_0f3ebbe6-43ae-4978-9679-4a0a4d4ee63b.jpg?v=1771362048){kind=link}
 (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.5/10ma and 13.2/9.8ma) (best sound) "Pin It")