(!!!) (Recommended Pair) 6384 Tungsol used/test like new 1960's no printing (71.0ma and 73.5ma) (Highest mA)

1 matched pair)6384 Tungsol used/test like new 1960's no printing

1 tube) 71.0ma Gm=5250

1 tube) 73.5ma Gm=5400 

Matched on Amplitrex

Vplate=250V

Vscreen=250V

Vgrid=-25V

NOS mA range = 60-70ma

NOS Gm range = 5000-5400