(!!!!) (Best Pair) EL34 Mullard UK branded Telefunken XF2 NOS "O" getter 1969 same date codes (84ma and 83.2ma) (close Gm)

1 Matched Pair) EL34 Mullard UK branded Telefunken XF2 NOS single "O" getter halos 1969 in Mullard boxes (Xf2-B9K2=1969) 1 tube) 84.0ma Gm=11,350 1 tube) 83.4ma Gm=11,400 Good Ma range 70-90ma Good Gm range = 10,000-12,000 Recommended for - Germino - Diezel Stereo Guitar Amplifier - CARR amplifiers - Marantz 2 - Manley Snapper