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(!!) (Best Pair) E90F=6BH6 Philips Holland NOS 1963 (7.7/8.0ma) (Marantz 8B)

(!!) (Best Pair) E90F=6BH6 Philips Holland NOS 1963 (7.7/8.0ma) (Marantz 8B)

$ 39.99
(!!) (BEST PRICE) 12AU6 US Brands NOS (10 tubes for $29.99)

(!!) (BEST PRICE) 12AU6 US Brands NOS (10 tubes for $29.99)

$ 29.99
(!!) (BEST PRICE) 6SR7 US Brands metal can NOS (4 tubes for $14.99)

(!!) (BEST PRICE) 6SR7 US Brands metal can NOS (4 tubes for $14.99)

$ 14.99
(!!) (Best Quad #2) 6SH7 GE metal can NOS 1976 (8.6, 9, 9, 9mA)

(!!) (Best Quad #2) 6SH7 GE metal can NOS 1976 (8.6, 9, 9, 9mA)

$ 24.99
(!!) (Best RCA single) 5965 RCA IBM black plates triple mica

(!!) (Best RCA single) 5965 RCA IBM black plates triple mica "D" getter like new 1958 (12.0/12.2ma)

$ 19.99
(!!) (Best Single #1) 7308 Sylvania NOS 1976 (16.4/18.4ma)

(!!) (Best Single #1) 7308 Sylvania NOS 1976 (16.4/18.4ma)

$ 139.99
(!!) (Best Single #2) 6111 France NOS 1962 (8.0/7.0ma)

(!!) (Best Single #2) 6111 France NOS 1962 (8.0/7.0ma)

$ 24.99
(!!) (Best Single #2) 6EW7 Sylvania BIG BOTTLE NOS 1960's (5.3/46ma) (highest Ma and Gm)

(!!) (Best Single #2) 6EW7 Sylvania BIG BOTTLE NOS 1960's (5.3/46ma) (highest Ma and Gm)

$ 19.99
(!!) (Best Single #2) 6SL7GT GE round chrome plates NOS 1969 (2.2/2.3ma) 1-3% section balance (Same Gm)

(!!) (Best Single #2) 6SL7GT GE round chrome plates NOS 1969 (2.2/2.3ma) 1-3% section balance (Same Gm)

$ 34.99
(!!) (Best Single #2) 6SN7GTB Sylvania branded GM DELCO chrome top NOS 1957 (8.0ma/7.6ma) (High Gm)

(!!) (Best Single #2) 6SN7GTB Sylvania branded GM DELCO chrome top NOS 1957 (8.0ma/7.6ma) (High Gm)

$ 69.99
(!!) (Best Single #2) 6SN7GTB Sylvania branded RCA NOS 1963 (8.0ma/8.8ma)

(!!) (Best Single #2) 6SN7GTB Sylvania branded RCA NOS 1963 (8.0ma/8.8ma)

$ 69.99
(!!) (Best Single #2) EC86 Telefunken Germany <> bottom NOS 1961 (10.3ma)

(!!) (Best Single #2) EC86 Telefunken Germany <> bottom NOS 1961 (10.3ma)

$ 39.99
(!!) (Best Single #3) 6EW7 Sylvania BIG BOTTLE NOS 1960's (3.8/49ma)

(!!) (Best Single #3) 6EW7 Sylvania BIG BOTTLE NOS 1960's (3.8/49ma)

$ 19.99
(!!) (Best Single #3) EC86 Telefunken Germany <> bottom NOS 1960's no printing (12.4ma) (Copy)

(!!) (Best Single #3) EC86 Telefunken Germany <> bottom NOS 1960's no printing (12.4ma) (Copy)

$ 34.99
(!!) (Best Single 1961) JG-5751 GE triple mica gray plates

(!!) (Best Single 1961) JG-5751 GE triple mica gray plates "O" getter halo NOS 1961 (2.1/1.9ma) (High Gm)

$ 78.88
(!!) (Best Single) 12AU7A Tungsol tall ribbed plates NOS

(!!) (Best Single) 12AU7A Tungsol tall ribbed plates NOS "O" getter halo 1960 era (9.8/9.6ma)

$ 59.99
(!!) (Best Single) 12BH7A Channel Master Japan by Hitachi 1959 (14.2/13.2ma) (McIntosh, Quicksilver, Art Audio, Wells)

(!!) (Best Single) 12BH7A Channel Master Japan by Hitachi 1959 (14.2/13.2ma) (McIntosh, Quicksilver, Art Audio, Wells)

$ 49.99
(!!) (Best Single) 12BH7A Westinghouse Canada ribbed plates NOS 1967 (12.2/14.2ma)

(!!) (Best Single) 12BH7A Westinghouse Canada ribbed plates NOS 1967 (12.2/14.2ma)

$ 59.99
(!!) (Best Single) 12BY7A Tungsol NOS 1960 era (29.5ma)

(!!) (Best Single) 12BY7A Tungsol NOS 1960 era (29.5ma)

$ 14.99
(!!) (Best Single) 26 Deforest Audion balloon tests like new 1920's (8.3ma, Gm=1300)

(!!) (Best Single) 26 Deforest Audion balloon tests like new 1920's (8.3ma, Gm=1300)

$ 34.99
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