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(!!!!) (BEST PAIR) 408A Western Electric NOS 1976 and 1982 (86/60 and 88/60)
(1 PAIR) 408A Western Electric used/tests like new 1965-1966 (91/60 and 97/60)
(!!!!) (GOOD VALUE PAIR) 408A Western Electric NOS 1972 and 1976 (78/60 and 80/60)
231D Western Electric NOS 1953 (1.6ma)
(1 set of 10 tubes) 448A Western Electric "TIPPED TOP" used/good 75-85% with "D" getter 1965-1966
(!!) 403A=6AK5 Western Electric used/good 1970 (8.2ma)
(!!) (Single) 403B=6AK5 Western Electric NOS "O" getter halo 1969 (5.3ma)
(!!) 403A=6AK5 Western Electric "D" getter like new 1966 (7.5ma)
(!!!!) (2nd Best Single) 5842=417A Amperex "PQ" Holland "D" getter Gold Pins NOS 1956-1959 (23ma)
(!!!!!) (Best Overall Pair) 311B Western Electric NOS 1972-1974 (36.2ma and 37.8ma)
(!!!!!) (Best Overall Pair) 311B Western Electric NOS 1972-1974 (32ma and 33.4ma)
415A Western Electric NOS 1970-1981 (25 in stock) (similar to 6AS6)
(!!!) (Best Single) 403A Western Electric NOS "D" getter 1957 (8.7ma)
(!!!!) (BEST PAIR) 5842=417A Western Electric NOS 1980 (39ma and 40ma)
(!!!!) (Recommended Pair) 417A Western Electric NOS 1969 (28ma and 33ma)
(!!!!) (Recommended Pair 1970's) 417A Western Electric NOS 1973-1977 (27ma and 31.2ma)
(!!!!) (BEST PAIR) 417A Western Electric NOS 1980 (42.5ma and 44ma)
(!!!!) (Recommended Pair) 417A Western Electric NOS 1980 (32ma and 34ma)
328A Western Electric "small punch" NOS 1953 (5.5ma)
6AS6=409A Western Electric NOS 1955 (4.8ma)
