1 low noise tube) M8137=12AX7S Philips SQ France ribbed plates NOS 1962

1 section) 0.8ma Gm=1350

1 section) 0.9ma Gm=1350

NOS Gm 1600+

NOS mA 1.0mA+

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

- Art Audio MPA Gold pre
- Fender Tremolux 1963
- Jolida