(!) (BEST PAIR #2) 6AS6 RCA gray plate NOS 1965-1974 (5.1ma and 4.6ma) (tubedrve)

1 matched pair) 6AS6 RCA gray plate NOS 1965-1974

1 tube) 5.1ma Gm=2800

1 tube) 4.6ma Gm=2900

NOS mA range 4.5-5.2mA+

NOS Gm 2800-3200+