(!!!!) (Recommended Pair) 5670W GE NOS 1986 (7.6/9.0ma and 8.0/9.4ma) 1-3% matched
(!!!) JHS-5670 Sylvania NOS 1966 (6.0/8.6ma)
(slightly microphonic) 5670 RCA NOS triple mica "O" getter halo 1961 (7.6/10.8ma)
(!!!) (Best Single) 5670W GE JAN NOS 1978 (8.2/8.8ma) (same Gm)
(!!!!) (Best Value Pair) 5670W GE NOS 1986 (6/8ma and 6.2/8.2ma) 1-3% matched
(!!!!) (Recommended Pair) 5670W GE NOS 1986 (7.8/9.6ma and 7.8/9.6ma) 1-2% matched
(!!!!) (Single) 5670W GE JAN NOS 1986 (10/11.6ma)
(!!!!) (Best Pair) 5670W GE NOS 1986 (9.6/9.8ma and 9.5/10ma) 1-3% matched
(!!!!) (Best Pair) 5670W GE NOS 1986 (9.0/8.5ma and 9.0/8.0ma) 1-3% matched
