(!!!!!) (Pair) JAN-7308 Sylvania used/good 1975-1976 (10.8/14.8ma and 13.2/12.0ma) (best 6922 substitute)

1 low noise pair) JAN-7308 Sylvania used/good 1975-1976

1 tube) 10.8/14.8ma Gm=10,500/12,600

1 tube) 13.2/12.0ma Gm=10,500/10,800

Matched on Amplitrex

Good used Ma range 10-1sma

Good used Gm range 10,000-12,000

– smooth and quiet