(!!) (BEST PAIR) 6EU7 GE NOS 1970-1978 (46-47/32 and 47-47/32) 1-2% matched
(!!!) 6EU7 RCA used/good 1963 (38/32 and 52/32)
(!!) (Recommended Sylvania) 6EU7 Sylvania branded RCA NOS 1970's (68/32 and 76/32)
(!!) (Recommended Pair) 6EU7 GE NOS 1970-1978 (44-48/32 and 43-48/32)
(!!) 6EU7 Sylvania pinched gray plates NOS 1970's (67/32 and 70/32)
(!!!!) (Best Pair) 6EU7 RCA NOS 1967 (57-50/32 and 52/56/32)
(!) 6EU7 RCA NOS 1970 era (51/32 and 52/32)
(!!!) (Recommended Single) 6EU7 RCA NOS 1970's (47/32 and 49/32)
(!) (Recommended Single) 6EU7 RCA NOS 1970's (51/32 and 60/32)
(!!!!) (BEST PAIR) 6EU7 GE NOS 1969 same date codes (40-46/32 and 42-46/32)
6EU7 GE branded as El Menco USA NOS (44/32 and 49/32)
6EU7 GE NOS 1960's (48/32 and 56/32)
(!!!!) (BEST RCA PAIR) 6EU7 RCA NOS 1965 (52-57/32 and 51-55/32)
(!!!) 6EU7 GE NOS pinched gray plates 1970 (48/32 and 50/32)
(!!!) (Recommended Single) 6EU7 Mullard UK branded EICO used/like new 1963 (45/32 and 49/32)
(!!!) (Best Sounding Pair) 6EU7 Amperex Mullard UK NOS 1970-1972 (50-52/32 and 50-53/32)
(!!!) (Recommended Mullard Single) 6EU7 Amperex Mullard UK NOS 1970 (46/32 and 48/32)
(!!!) (Best GE Single) 6EU7 GE NOS pinched gray plates 1975 (56/32 and 58/32)
(!!!!) (2ND BEST RCA PAIR) 6EU7 RCA NOS 1970-1972 (44-50/32 and 43-49/32)
