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(!!!!) (Best Value Pair) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (8.8/8.4ma and 8.4/8.8ma) 1-2% matched
(!!!!) (Best Value Pair) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (8.8/8.4ma and 8.4/8.8ma) 1-2% matched
$ 199.99
1 very low noise pair) CV4003=M8136=12AU7=6189 Mullard UK box plates NOS 1978 rebranded "6189 RTC" 1981 in white boxes (RTC=Radiotechnique, France)
1 section) 8.8/8.4ma Gm=2100/2000
1 section) 8.4/8.8ma Gm=1900/2000
Tested on Amplitrex
Good Ma range 8-10ma
Good Gm range 1800-2200
great midrange and good bass
Low Noise and zero microphonics
Recommended for
- Concert Fidelity CF-080LS Hybrid Line Stage Preamplifier
- Ampeg SVP-PRO Bass Preamp
- Velleman K4000 kit
- Audio Note CD2
- ROTH AUDIO MC4 MUSIC COCOON 2009
- Eastern Electric Minimax
- Hovland
- Schiit Vali 2
See more: vacuum tube
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 (Best Value Pair) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (8.8/8.4ma and 8.4/8.8ma) 1-2% matched&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/6189mullp1_b4da96b7-59ae-4998-9601-69f1b834c788.jpg?v=1684193339){kind=link}
 (Best Value Pair) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (8.8/8.4ma and 8.4/8.8ma) 1-2% matched "Pin It")