(!!!!) (BEST PAIR) 7027A RCA NOS 1970 era same build (68.6ma and 69ma) 1-3% matched
(!!!!) (Recommended Pair) 7027A RCA NOS 1970 era same build (65.5ma and 66.5ma) 1-3% matched
(!!!!) (Recommended Pair) 7027A RCA tall bottle NOS 1960's (74ma and 79.2ma)
(!!!) (Best GE Pair) 7027A GE NOS 1970's - 1980 (65ma and 67ma)
(!!!) (Best Value Pair) 7027A GE NOS 1980 era (75ma and 77.8ma)
(!!!) (Good Value Pair) 7027A GE NOS 1980 era (68ma and 70.5ma)
(!!!) (Recommended Pair) 7027A GE RCA NOS and used/good same build (76m and 77.5ma
(!!) (Best Value Pair) 7027A Sylvania NOS/80% and used/good/80% (54ma and 55ma)
(!) (SINGLE) 7027A RCA NOS 1971 (61.5ma)
7027A RCA metal base gray plate NOS 1960 (74.2ma)