1 low noise tube) PCC88=7DJ8 Philips Holland "O" getter NOS 1968
1 tube) 12.6/14.2ma Gm=12,300/12,800
1 tube) 15.0/12.0ma Gm=12,600/11,600
Matched on Amplitrex
Vplate=90V
Vgrid=-1.2V
Good Ma = 11-15ma
Good Gm = 10-13,000
- Schiit Vali 2 headamp
- EAR
- Conrad Johnson