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(!!!) (Best Single) 403A Western Electric NOS "D" getter 1957 (8.7ma)
(!!!) (Best Single) 5691 RCA branded GE red base black plates NOS 1956 (2.3/2.0ma) (Same Gm)
(!!!) (Best Single) 5755=420A Western Electric clear top NOS 1958 (2.0ma/2.1ma)
(!!!) (Best Single) 5965A GE "5 Star" NOS 1964 (13.8/15ma)
(!!!) (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 RCA NOS 1967 (48ma/49ma)
(!!!) (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) 6FQ7 RCA clear top NOS 1966 (7.2/8.2ma) (STAX, MARANTZ, CONRAD JOHNSON)
(!!!) (Best Single) 6FQ7 RCA clear top NOS 1970 (9.0/9.2ma) (STAX, MARANTZ, CONRAD JOHNSON)
(!!!) (Best Single) 6SJ7 GE NOS 1953 (3.4mA)
(!!!) (Best Single) 6SL7GT Sylvania round black plates NOS 1960's (2.3/2.2ma) (Same Gm)
(!!!) (Best Single) 6SN7GT Tungsol parallel gray plates NOS 1953 burgundy base double large "O" mica (9/10ma) (rare)
(!!!) (Best Single) 7025 Sylvania NOS 1970's (Gm=2200/2300 and 1.4/1.5ma)
(!!!) (Best Single) 7247=12DW7 Mullard UK rebranded RCA NOS 1972 (1.6ma and 14.5ma)
(!!!) (Best Single) CK5687WA Raytheon black plates "O" getter like new 1960 (35/38ma)
(!!!) (Best Single) EC86 Amperex Bugle Boy Germany by Valvo 1959 (12.6ma)
(!!!) (Best Single) EC86 Amperex Bugle Boy Germany by Valvo 1959 (13.8ma)
