(!!!!!) (Best Pair) 5670W GE NOS 1986 (8.4/9.4ma and 8.6/9.2ma) 1-3% matched
(!!!!) (BEST OVERALL PAIR) 5670W GE NOS 1986 (8.2/8.2ma and 8.4/8.2ma) 1-2% matched
(!!!!) (Best Pair #2) 5670W GE NOS 1986 (8.0/7.2ma and 8.0/7.4ma) (same Gm) 1-2% matched
(!!!!) (Best Single #1) 5670W GE JAN NOS 1986 (9.4/9.4ma) 1-2% balance
(!!!!) (Single) 5670W GE JAN NOS 1986 (8.6/8.8ma)
(!!!!) (Single) 5670W GE JAN NOS 1986 (9.8/11.6ma)
2C51=396A GE "D" getter NOS 1950's rebranded United National 396A in 1987 (13.6/7.3ma)