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(!!!) (BEST PAIR) 5726=6AL5 RCA NOS 1970 era (47-48/40 and 47-47/40)
5Y4GA RCA NOS 1971 (54/40 and 60/40)
(!!) (BEST PAIR) 6AN8A RCA NOS 1960's - 1970 era (16.6/13.4ma and 17ma/13.8ma)
5879 RCA triple mica "D" getter NOS 1957 (1.4ma)
(!!!) (BEST PAIR) 5726=6AL5 RCA NOS 1970 era (47-47/40 and 47-47/40)
5686 GE branded RCA NOS (5 in stock)
800=VT-64 RCA Radiotron charcoal black plate engraved base used 1930's (42ma, Gm=2000)
(!!!!) (Best Single #3) JHS-5687WA Sylvania NOS "U" getter 1960 (37.4/36ma)
(!!!!!) (Best Pair #1) 6L6GC RCA black plate NOS 1976 same date codes (68ma and 67.2ma) (Same Gm)
(!!!) (Single) CK-5687 Raytheon black plates "O" getter like new 1960 (30/33.5ma)
6973 RCA gray plate used/good 1960's (33.8ma)
(!!) (Best Single) 5AS4A RCA NOS 1964 slightly tilted glass (56/40 and 56/40)
(!!!) (Best Value) 5U4GB RCA low hours/like new 1970 (55-55/40) 1% section balance
(!) (1 Pair) 6197=6CL6 RCA gray plate NOS 1968 (25ma and 25ma)
(!!!) (Recommended Single) 5691 RCA Red Base branded Westinghouse black plates used/good 1960 (1.8/2.1ma)
25L6GT RCA NOS 1963 (98/60)
5879 Sylvania branded RCA NOS 1977 (1.4ma)
6973 RCA gray plate used/good 1970 era (56.5ma)
(!!!) (SINGLE) 5U4GB RCA NOS 1966 (60/40 and 68/40)
(!!) (Best Single) 6AN8A RCA NOS 1960's (15.6/16.5ma)
