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(!!!) (Best Single) JAN-CEA-5993 Bendix Rectifier NOS 1955 faded printing (52/40 and 52/40)
(!!!) (Best Value Pair) 5Z3G RCA NOS 1957 in gold colored boxes slightly tilted glass (56-59/40 and 57-60/40)
(!!!) (Best Value Pair) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (62-64/40 and 62-64/40)
(!!!) (Best Value Pair) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (63/40 and 66/40 x 2 tubes)
(!!!) (Best Value Single) EZ81=6CA4 Sonotone USA branded Westinghouse NOS 1961 (54/40 and 56/40)
(!!!) (Best Value) 5U4GB RCA low hours/like new 1970 (55-55/40) 1% section balance
(!!!) (BEST VALUE) 6V4=EZ80 Haltron East Germany NOS 1970's (60/40 and 60/40)
(!!!) (BEST VALUE) 6V4=EZ80 Teonex East Germany NOS 1970's (58/40 and 59/40)
(!!!) (Good Value) 83 RCA low hours/tests like new 1940's (60/40 and 60/40) 1% section balance
(!!!) (PAIR) 5726=6AL5 Sylvania NOS (47-47/40 and 47-47/40)
(!!!) (PAIR) 6AL5 CBS NOS 1960-1961 era (47-47/40 and 48-48/40)
(!!!) (PAIR) 6AL5 RCA NOS 1970 era (47-47/40 and 47-47/40) (Copy)
(!!!) (Recommended Single) 5U4GB RCA "D" getter NOS 1960 (56/40 and 57/40)
(!!!) (Recommended Single) 5U4GB RCA NOS 1968 (61/40 and 62/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1954 (58/40 and 60/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (58/40 and 60/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (60/40 and 62/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (60/40 and 63/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1971 (56/40 and 58/40)
