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(!!!!!) (Best Pair #2) ECF80=6BL8 Telefunken Germany <> bottom NOS 1960-1963 (13.6/7.5ma and 12.4/8ma) (best sound)
(!!!!!) (Best Pair #2) ECF80=6BL8 Telefunken Germany <> bottom NOS 1960-1963 (13.6/7.5ma and 12.4/8ma) (best sound)
$ 129.99
1 pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1960-1963 good printing
1 tube) 13.6ma Gm=5500 and 7.5ma Gm=5800 (triode/pentode)
1 tube) 12.4ma Gm=5100 and 8.0ma Gm=5600 (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 #2) ECF80=6BL8 Telefunken Germany <> bottom NOS 1960-1963 (13.6/7.5ma and 12.4/8ma) (best sound)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/4_1028cc3a-3f7d-4524-a11e-99be5f141334.jpg?v=1779830922){kind=link}
 (Best Pair #2) ECF80=6BL8 Telefunken Germany <> bottom NOS 1960-1963 (13.6/7.5ma and 12.4/8ma) (best sound) "Pin It")