(!!!!!) (Best 448A Pair) 448A Western Electric smooth top used/test like new 1965-1968 (42.5ma and 45.5ma) (Matched on Amplitrex)
(!!!!!) (Best Overall Pair) 311B Western Electric NOS 1956 and 1964 (35ma and 36ma)
(!!!!!) (Best Overall Pair) 311B Western Electric NOS 1972-1974 (32ma and 33.4ma)
(!!!!!) (Best Overall Pair) 311B Western Electric NOS 1972-1974 (36.2ma and 37.8ma)
(!!!!!) (Best Overall Pair) 336A Western Electric NOS 1956-1957 (42.0ma and 43.3ma) (Highest Ma) (matched on Amplitrex)
(!!!!!) (MATCHED QUAD) JAN-CW-231D Western Electric NOS 1953 (1.7/1.7/1.7/1.7ma) 1-2% matched
(!!!!!) (Recommended Pair) 336A Western Electric NOS 1956 (39ma and 42ma) (matched on Amplitrex)
(!!!!) (1 Pair) 408A Western Electric "D" getter NOS 1956-1961 (72/60 and 72/60)
(!!!!) (2nd Best Single) 5842=417A Amperex "PQ" Holland "D" getter Gold Pins NOS 1956-1959 (23ma)
(!!!!) (Best Overall Pair) 407A Western Electric like new 1965-1966 (46-47/26 and 47-48/26) (Highest Testing Pair)
(!!!!) (Best Overall Single) 2C51=396A Western Electric D getter NOS 1953 (9.2ma/9.8ma)
(!!!!) (BEST PAIR #3) JAN-5755 Raytheon Black Plates NOS 1979 (1.7/1.7ma and 1.8/1.8ma)
(!!!!) (Best Pair 1960's) 417A Western Electric NOS 1966-1969 (28ma and 29.2ma)
(!!!!) (Best Pair) 102F Western Electric NOS 1967 large getters (1.0ma and 1.1ma) (High Ma and Gm)
(!!!!) (BEST PAIR) 309A Western Electric NOS 1960 (4.8ma and 5.1ma) (same Gm)
(!!!!) (Best Pair) 311B Amperex made in Russia NOS 1977 (34.2ma and 34.5ma) (very good construction)
(!!!!) (BEST PAIR) 408A Western Electric NOS 1953 and 1958 (97/60 and 96/60)
(!!!!) (BEST PAIR) 408A Western Electric NOS 1959 and 1968 (95/60 and 95/60)
(!!!!) (BEST PAIR) 408A Western Electric NOS 1965 and 1967 (91/60 and 90/60)
(!!!!) (BEST PAIR) 408A Western Electric NOS 1971 "D" getter and 1976 "O" getter (98/60 and 101/60) (highest testing pair)