(!!!!) (2nd Best Pair) CV4004=12AX7 Mullard NOS 1981 (0.9/0.9ma and 0.9/1.0ma)

1 low noise pair) CV4004=12AX7 Mullard box plates NOS 1981 tubes come in original wrapping inside white boxes 1 tube) .9ma/0.9ma Gm=1500/1500 1 tube) 0.9ma/1.0ma Gm=1400/1500   Matched on Amplitrex NOS mA = 0.9-1.0mA NOS Gm=1500-1600 Low Noise and not microphonic   Recommended for - EAR 834P- EAR 864- Aestetix Rhea phono- Aestetix Calypso, Io phono- Art Audio phono- Audio Research linestage - Shindo linestage- Jolida 1000 CD player- CAT SL-1 Signature Mark III preamp- Fender Pro Reverb 1967- Pathos Acoustics T.T. Hybrid Integrated amp (INPOL)- Belari 129 phono