(!!!!) (Best Single) 6AS7G Tungsol black plates NOS 1949 (81ma/80ma) 1-2% section balance
(!!!!) (Recommended Single) 6AS7G RCA black plates NOS 1958 (81ma/74ma)
(!!!!) (Recommended Single) JAN-6AS7G RCA gray plates NOS 1967 (70ma/90ma)
(!!!!) (Recommended Single) JAN-6AS7G RCA gray plates NOS 1967 (75ma/80ma)
(!!!!) (Recommended Single) JAN-6AS7G RCA gray plates NOS 1967 (92ma/112ma)
(!!!) (BEST PAIR) 5998A Sylvania JAN NOS 1980 (122/127ma and 123/126ma) (5998A=7236)
(!!!) (BEST PAIR) 5998A Sylvania JAN NOS 1980 (124/126ma and 126/122ma) (5998A=7236)
(!!!) (BEST PAIR) 5998A Sylvania JAN NOS 1980 (128/139ma and 132/139ma) (5998A=7236)
(!!!) (BEST PAIR) 5998A Sylvania JAN NOS 1980 (131/128ma and 131/132ma) (5998A=7236)
(!!!) (BEST PAIR) 5998A Sylvania JAN NOS 1980 (132/137ma and 131/137ma) (5998A=7236)
(!!!) (BEST PAIR) 5998A Sylvania JAN NOS 1980 (136/132ma and 134/132ma) (5998A=7236)
(!!!) (BEST PAIR) 6AS7GA Sylvania NOS 1960's (101/111ma and 100/120ma)
(!!!) (Best Single) 5998A Sylvania JAN NOS 1980 (130/134mA)
(!!!) (Best Single) 5998A Sylvania JAN NOS 1980 (135/139mA)
(!!!) (Best Single) 5998A Sylvania JAN NOS 1980 (141/137mA)
(!!!) (Best Single) 5998A Sylvania JAN NOS 1980 (143/141mA)
(!!!) (Recommended PAIR) 5998A Sylvania JAN NOS 1980 (115/122ma and 117/130ma) (5998A=7236)
(!!!) (Recommended PAIR) 5998A Sylvania JAN NOS 1980 (121/123ma and 122/126ma) (5998A=7236)
(!!!) (Recommended Single) 5998A Sylvania JAN NOS 1980 (115/111mA)
(!!!) (Recommended Single) 5998A Sylvania JAN NOS 1980 (124/130mA)