(!!!!) (Best Pair #3) 5763 Sylvania JAN NOS 1974 (33ma and 34ma)

1 matched pair) 5763 Sylvania JAN NOS 1974

1 tube) 33ma Gm=5800

1 tube) 34ma Gm=5750

NOS mA range 35-40mA

NOS Gm range 6000-6300+