(!!) (Best Pair) 12DQ6B Philco by Sylvania NOS 1960”s (68ma and 75.5ma)

1 pair) 12DQ6B Philco by Sylvania NOS original boxes 1960”s

1 tube) 75.5ma Gm=7850

1 tube) 68.0ma Gm=7550

Good Ma range 55-65ma

Good Gm range 6500-7000

12DQ6B=12GW6