(!!) (Best Value Pair) 6JC6A Raytheon Japan NOS 1970's same build (9ma and 9ma) (High Gm)

1 pair) 6JC6A Raytheon Japan NOS 1970's same build

1 tube) 9ma Gm=14,500

1 tube) 9ma Gm=14,000

Tested on Amplitrex

Vplate-=125V

Vscreen=125V

Vgrid=-1V

Good Ma = 10-13ma

Good Gm= 12-15000

- Counterpoint SA-11 preamp
- Counterpoint 5.1