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(!!!) (Best Single) 45 Tungsol tests like new 1940's (40ma)
(!!!) (Best Single) 5691 RCA branded GE red base black plates NOS 1956 (2.3/2.0ma) (Same Gm)
(!!!) (Best Single) 5V4GA RCA black plates NOS 1958 slightly tilted glass (62/40 and 62/40)
(!!!) (Best Single) 6350 RCA black plates NOS "O" getter NOS 1960's (16.0/16.2ma) (Highest Ma and Gm)
(!!!) (Best Single) 6386 GE branded RCA NOS 1968 (10.2/10.8ma) (sold out)
(!!!) (Best Single) 6AN8 RCA branded Raytheon "D" getter gray plates NOS 1960 era (16.5/15.5ma)
(!!!) (Best Single) 6BX7GT Sylvania "O" getter NOS 1960's (73.6ma/83.3ma)
(!!!) (Best Single) 6BX7GT Sylvania Motorola triple mica "O" getter NOS 1963 (73.6ma/75.6ma) (close triode balance)
(!!!) (BEST SINGLE) 6F6G RCA NOS 1950's (45.5ma)
(!!!) (Best Single) 6L6GC RCA black plate NOS 1968 (72.5ma)
(!!!) (Best Single) 6SJ7 GE NOS 1953 (3.4mA)
(!!!) (Best Single) 6U8A GE Motorola NOS 1977 (15.2ma/9ma)
(!!!) (Best Single) 7247=12DW7 Mullard UK rebranded RCA NOS 1972 (1.6ma and 14.5ma)
(!!!) (Best Single) 812A RCA 1960's rebranded as Amperex NOS 1979 slightly tilted glass a few scratches on base
(!!!) (Best Single) 8417 Sylvania NOS (121ma)
(!!!) (Best Single) 8417 Sylvania NOS 1970 era (111ma)
(!!!) (Best Single) EC92=6AB4 Siemens Halske Germany branded Mullard NOS 1964 (10ma) (mic)
(!!!) (BEST SINGLE) GL-800=VT-64 GE gray plate NOS 1948 (57ma and Gm=2500) (not a pair)
(!!!) (Best Single) JAN-CRC-2A3 RCA gray plate NOS 1946 (116ma)
(!!!) (BEST SINGLE) JAN-CRP-6F8G=VT-99 Raytheon parallel black plates 1944 (8ma and 8ma)
