(!!!!) (Best Overall Pair) 396A Western Electric NOS 1976 (7.0/7.2ma and 6.6/7.8ma)
(!!!!) (Best Pair) 5670W GE NOS 1986 (8.6/9.8ma and 8.6/9.8ma) 1-2% matched
(!!!!) (Best Pair) 5670W GE NOS 1986 (9.6/10ma and 9.8/10ma) 1-2% matched
(!!!!) (Recommended Pair) 5670W GE NOS 1986 (6.4/7.8ma and 6.8/8.2ma) 1-3% matched
(!!!!) (Recommended Pair) 5670W GE NOS 1986 (7.5/10.6ma and 7.6/10ma) 2-3% matched
(!!!!) (~ Recommended GE Quad ~) 5670W GE NOS 1987 matched quad
(!!!!) 2C51 Sylvania NOS 1960's (7.4/8.4ma)
(!!!) (Good Value Single) 2C51 Sylvania NOS 1960's (6.5/7.2ma)
(!!!) (Good Value) 396A Western Electric NOS "O" getter halo 1977 (5.1/6.8ma)
(!!!) (Good Value) 396A Western Electric NOS "O" getter halo 1977 (6.0/6.6ma)
(!!!) (Recommended Single) 396A Western Electric D getter NOS 1965 (6.2/7.1ma)
(!!!) (Recommended Single) 396A Western Electric D getter NOS 1965 (7.6/8.2ma)
(!!!) (Recommended Single) 396A Western Electric D getter NOS 1967 (8.4/9.6ma)
(!!!) (Recommended Single) 396A Western Electric NOS "O" getter halo 1976 (7.2/8.4ma)
(!!!) (Recommended Single) 396A Western Electric NOS "O" getter halo 1976 (8.2/10ma)
(!!!) (Recommended Single) 5670 RCA COMMAND SERIES NOS "O" getter halo 1968 (8.2/9.0ma)
(!!!) (Recommended Single) 5670 RCA COMMAND SERIES NOS "O" getter halo 1968 (9.6/10.6ma)
(!!!) (triple mica) 5670 GE rebranded RCA triple mica with D getter halo 1957 (5.6/6.2ma)
(!!!) JHS-5670 Sylvania NOS 1966 (6.0/8.6ma)
(!!) (Best Sylvania) JHS-5670 Sylvania NOS "D" getter 1960 (7.2/7.4ma)
