Shopping security
1 low noise tube) CV4003=M8136=12AU7=6189 Mullard UK box plates NOS 1978 rebranded "6189 RTC" 1981 in white boxes (RTC=Radiotechnique, France)
9.6ma Gm=2100
10.8ma Gm=2300
Tested on Amplitrex
Good Ma range 8-10ma
Good Gm range 1800-2200
great midrange and good bass
Low Noise and zero microphonics
- 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
Ships within 48 hours · Estimated delivery Jun 26 - Jul 1
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Top-Converting Item to Boost Your Average Order