(!!!!!) (Best Overall Single) 6SC7GTY Tungsol NOS black round plates NOS 1950 era - small chip out of base (2.1ma and 2.2ma)
(!!!!!) (BEST OVERALL SINGLE) CV378=GZ37 Mullard "D" getter NOS 1955 faded printing (56/40 and 56/40) (1st version made with skinny bottle)
(!!!!!) (Best Overall Single) JAN-5691 Sylvania black plates NOS 1977 (2.8/3.1mA) (Same Gm) (Best 6SL7GT sub) (same internals as 5691 red base)
(!!!!!) (Best Pair 1963) 12AX7=ECC83 Mullard UK made for Knight like new ribbed plates 1963 (161 series) (1.0/1.0ma and 0.9/1.0ma) (1-3% matched)
(!!!!!) (Best Pair 1974) 12AU7 Mullard UK NOS 1974 (10.5/10.7ma and 10.4/11.5ma) (Rogue, Hovland, Audio Note)
(!!!!!) (Best Pair) 10Y=VT-25 SYLVANIA NOS 1940's (25.0ma and 25.6ma) 1-3% matched (same Gm)
(!!!!!) (Best Pair) 10Y=VT-25 SYLVANIA NOS 1940's (25.2ma and 26.2ma)
(!!!!!) (Best Pair) 10Y=VT-25 SYLVANIA NOS 1940's branded National 1962 (25.8ma and 26.4ma) 1-3% matched (same Gm)
(!!!!!) (Best Pair) 211 GE NOS 1942-1944 original boxes (111.0ma and 112.2ma) (Ongaku, Air Tight, Cary)
(!!!!!) (Best Pair) 5670W GE JAN NOS 1986 (9.2/9.0ma and 9.8/8.8ma)
(!!!!!) (Best Pair) 5691 RCA red base black plates NOS 1956-1957 (2.2/2.3ma and 2.1/2.4ma)
(!!!!!) (Best Pair) 5U4GB CBS NOS 1950's double "D" getters (59-59/40 and 58-60/40)
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (131.2ma and 131.5ma) 1% matched
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (137ma and 139.3ma)
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (138.8ma and 139.2ma) 1-2% matched
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (141ma and 143ma)
(!!!!!) (Best Pair) 6DJ8=ECC88 Philips Miniwatt Holland "o" getter halo NOS 1963-1964 (19.6/18.0ma and 17.0/20.0ma)
(!!!!!) (Best Pair) 6DJ8=ECC88 Philips Miniwatt Holland "o" getter halo NOS 1963-1964 (20.2/19.2ma and 22.2/20.0ma)
(!!!!!) (Best Pair) 6DJ8=ECC88 Philips Miniwatt Holland NOS 1960-1963 (16.6/17.0ma and 15.8/16.6ma) 1-5% matched
(!!!!!) (Best Pair) 6V6GT Mullard UK NOS 1960 era (40.0ma and 40.6ma) (same Gm)
