(!!!!) (Recommended Single) 12BH7A Sylvania gray oval plates "O" getter halo NOS 1962 (10.2/11.8ma)

1 low noise tube) 12BH7A Sylvania gray oval plates "O" getter halo NOS 1962 in 12BH7 box

10.2ma Gm=3200

11.8ma Gm=3600

- detailed and open

recommended for:

- Octave M90 mono amps (http://tubeworldexpress.shop/)
- Quicksilver Audio V4 mono amp
- Quicksilver Triode amp
- Thor
- Doshi Alaap preamp
- Art Audio Diavolo
- Vexo S40 amp
- Art Audio Carissa Signature amp
- Art Audio PX25 amp
- Universal Audio LA2A