(!!!!!) (Recommended Pair) 6DJ8 Sylvania NOS 1970-1972 era (15.2/17.2ma and 13.5/17.4ma) (good detail and smooth)

1 low noise pair) 6DJ8 Sylvania NOS 1970-1972 era

1 tube) 15.2/17.2ma Gm=13400/13000 Sylvania 1970 era

1 tube) 13.5/17.4ma Gm=11700/13100 JAN Sylvania 1972 green printing

– smooth with detail

Matched on Amplitrex

Good Ma range 12-15ma

Good Gm = 11,000 – 13,000

– warm and smooth