Log-in

(!!!!) (Best Quad) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (8.8/9.5, 8.8/9.4, 9.0/9.3, 9.0/9.4mA) (Highest Gm 1-2% matched)

By Tube World

$ 455.55

1 low noise quad) CV4003=M8136=12AU7=6189 Mullard UK box plates NOS 1978 rebranded "6189 RTC" 1981 in white boxes (RTC=Radiotechnique, France)

1 section) 8.8/9.5ma Gm=2000/2100

1 section) 8.8/9.4ma Gm=2000/2100

1 section) 9.0/9.3ma Gm=2100/2100

1 section) 9.0/9.4ma Gm=2100/2100

 

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
Scroll to top