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(!!!!!) (Best Overall Pair) 6J5GT Ken Rad black round plates NOS 1942 (10.5ma and 10.2ma) 1-3% matched
(!!!!!) (Best Pair #2) 6J5GT Ken Rad black round black plates NOS 1942 (9.6ma and 10ma) 1-3% matched
(!!!!!) (Best Single #2) 6SN7GTB Tungsol TALL bottle NOS "O" getter 1960 era (7.6/7.6ma)
(!!!!!) (Best Single 1954) 6V6GT RCA black plate coated glass NOS 1954 (42.5ma) (Fender, Swart, Clark, Victoria, Ampeg, Silvertone amps)
(!!!!!) (Best Single) 6SN7GTB Tungsol TALL bottle NOS "U" getter 1957 (8.8/9.0ma)
(!!!!!) (Best Single) ECC82=12AU7 Telefunken Diamond Bottom <> smooth plates NOS 1967 (9.0/8.8ma) 1-2% section balance
(!!!!!) (Best Value) 5U4G Marconi by GE used/good 1950's (44/40 and 46/40)
(!!!!!) (Recommended Pair) 6350 Sylvania black plates NOS 1960 era "D=SQUARE" getter (9.4/8.2ma and 10.2/8.4ma)
(!!!!!) (Single) 12BH7 Super Radiotron Australia gray ribbed plates NOS 1960's (9.8/14.2ma) (similar sound to RCA) (McIntosh, VTL, Manley, Quicksilver)
(!!!!) (Best GE Single) 6350 GE NOS 1960's (12.2/12.8ma) (same Gm)
(!!!!) (Best Overall Pair) 6SL7GT RCA NOS black plates gray coated glass 1950's (2.3/2.4ma and 2.2/2.4ma)
(!!!!) (Best Overall Quad) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (matched quad) 1-2% matched
(!!!!) (Best Overall Quad) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (matched quad) 1-3% matched
(!!!!) (Best Overall Single) JAN-5998 Tungsol NOS black plates NOS 1966 same build as 421A Western Electric (113ma/119ma) (close triode section balance)
(!!!!) (Best Pair #1) 6X5GT=VT-126B RCA black plates NOS 1943 (52-54/40 and 52-56/40)
(!!!!) (BEST PAIR #2) 5U4GB Raytheon NOS "O" getters 1962 era (56-58/40 and 56-60/40)
(!!!!) (Best Pair #3) 6J5GT Ken Rad black ribbed plates NOS 1942 (8.4ma and 8.0ma) 1-3% matched (Same Gm)
(!!!!) (Best Pair) 5751 RCA black plates NOS 1976 (2.5/3.1ma and 2.5/2.8ma) (Best Audio Grade 5751)
(!!!!) (Best Pair) 6BL7GT GE "D" getter NOS 1957 same build (34/36ma and 37/32ma)
(!!!!) (Best Single #1) 5881 Tungsol branded CBS NOS 1961 (88ma)
