(!!!!) (Best Single) 12BH7A RCA gray plates NOS 1970 (10.6/10.2ma)

1 low noise tube) 12BH7A RCA gray plates NOS 1970 1 section) 10.6ma Gm=3100 1 section) 10.2ma Gm=3200   Good Ma range 8-12ma Good Gm range 2600-3200   Recommended for - McIntosh- VTL- Manley- Kora Hermes DAC in place of 12AU7- Octave M90 mono amps (http://www.octave.de/)- BLACKSTAR HT-5 (replacing Sovtek)- Luxman MA-88 amp- Requisite Audio preamp- Teletronix LA-2A Compressor/Limiter- Art Audio Diavolo amp- Ray Samuels- Kendrick Solo 7- Valvet L1