1 low noise tube) 12AX7 Baldwin Sylvania "D" getter used/tests like new 1959 in white box - from Baldwin organ

1 section) 1.9ma Gm=2600

1 section) 1.9ma Gm=2600

Tested on Amplitrex

Vplate=250V

Vgrid=-2V

Good used mA = 0.6 - 0.9mA

Good used Gm = 1200-1500

 best for:

- Crate V30H
- Conrad Johnson PV12A + Premier 11A, Premier 8
- Conrad Johnson MV75A1 1983
- Jolida 1301 hybrid amplifier
- PEAVEY CLASSIC 30

- Genz Benz Streamliner 900 bass amp 2011-2012

- Mapletree Ear+ Purist HD
- Jolida CD-100 sub for 12AX7's
- JADIS Defy 7 amp
- Jolida JD-9 phono preamp
- Fender Champion 600