(!!!) 12BH7A GE NOS gray oval plates 1960's (9.5/13.5ma)
$ 49.99
1 low noise tube) 12BH7A GE NOS gray oval plates 1960's
1 section) 9.5ma Gm=2800
1 section) 13.5ma Gm=3100
smooth sound, good detail and low noise
Tested on Amplitrex
Good Ma range 8-12ma
Good Gm range 2800-3000
recommended for:
- Octave M90 mono amps (http://www.octave.de/)- 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
See more: vacuum tube