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(!!!!) (Best Quad) 6BL7GTA Sylvania black plates NOS 1960's same build matched quad
(!!!!) (Best Single #1) 2C51=5670 Sylvania NOS 1970's (9.2/9.0ma) 1-3% section balance
(!!!!) (Best Single #2) 5687WA Sylvania NOS 1960's (34/35ma) (Same Gm)
(!!!!) (Best Single #3) 7581A GE NOS 1979 (76ma)
(!!!!) (Best Single #3) JHS-5687WA Sylvania NOS "U" getter 1960 (37.4/36ma)
(!!!!) (Best Single 1970's) 6SN7GTB Sylvania branded GE coin-base NOS 1970's (9.2/9.2ma) 1-2% section balance
(!!!!) (Best Single) 12AX7A Sylvania red print NOS 1960's (Gm=3000/3500 and 2.5/2.9ma)
(!!!!) (Best Single) 6L6GC RCA black plate NOS 1962 (88ma)
(!!!!) (Best Single) 6V6GTA RCA NOS 1969 (47.8ma)
(!!!!) (Best Single) 6V6GTA Sylvania NOS 1960 era (42ma)
(!!!!) (Best Single) ECC189=6ES8 Amperex Globe Logo Holland NOS 1969 (17.8/17.2ma)
(!!!!) (Best Single) JAN-5687WA Sylvania NOS 1967 (38/39ma) (Highest Ma and Gm)
(!!!!) (Best Single) JHS-5687WA Sylvania NOS 1966 (46/48ma) (Highest Ma and Gm)
(!!!!) (Best Single) USN-CHS-6922 Sylvania gold pins NOS 1965 (12/16.6ma)
(!!!!) (Best Sound/Best Price) 12AT7 GE gray plates NOS 1961 (10/15ma and 14.5/10ma) (sweet sound)
(!!!!) (Best Sounding Pair #1) JAN-CHS-80 Sylvania NOS 1944 (52-55/40 and 52-56/40)
(!!!!) (Best Tungsol Single) 6V6GT Tungsol gray plate/coated glass NOS 1945 era - some surface oxidation on metal can (45.5ma)
(!!!!) (Best Value Pair #2) 6DJ8 Philips ECG USA by Sylvania NOS 1987 (13.5/18.5ma and 13.5/19.0ma) 1-3% matched
(!!!!) (Best Value Pair) 5881 Tungsol and Tungsol branded RCA NOS 1957-1959 (63ma and 63ma)
(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (7.4ma and 7.2ma)
