(!!!) (Best RCA Pair) 7868 RCA NOS (57ma and 59ma) (matched on Amplitrex)
(!!) (Good Value Pair) 7868 RCA NOS (49ma and 50.5ma)
(!!) (Recommended Pair) 7868 RCA NOS 1976 (70ma and 76ma) (matched on Amplitrex)
(!) (#3 7868 Sylvania Pair) 7868 Sylvania NOS (58ma and 62ma) (matched on Amplitrex)
(!) (#3 BEST PAIR) 7868 Sylvania NOS (61ma and 61.5ma) (matched on Amplitrex)
(!) (#4 7868 Sylvania Pair) 7868 Sylvania NOS same build (47ma and 48ma)
(Best Single) 7868 RCA NOS 1960's (60ma)
7868 RCA NOS 1969 (64ma)
7868 RCA NOS 1969-1970 (45ma)
7868 RCA NOS 1969-1970 (55ma)
7868 Sylvania branded Philips NOS 1970's (65ma)
