(!!) (Recommended Pair) 6KZ8 Sylvania branded Raytheon NOS

1 pair) 6KZ8 Sylvania branded Raytheon NOS

Triode Section: 11.5/12.5ma Gm=6700/7000

Pentode Section: 10/9.5ma Gm=6200/5900

Matched on Amplitrex

Triode Section:

Good Ma = 10-13ma

Good Gm = 7000-8000

Pentode Section:

Good Ma 10-12ma

Good Gm = 6500-7500