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(!!!!!) (Best Single) 6DJ8=ECC88 Philips Miniwatt Holland "O" getter 1965 (21/23ma) (Highest mA and Gm)
(!!!!) (Best Single #1) ECC35=6SL7GT Mullard brown base "D" getter halo NOS 1950-1955 era (3.2ma and 3.0ma)
(!!!!) (Single) 6DJ8 Philips Holland low hours/like new 1967 (13.6/14.4ma) (sonically the same as Bugle Boy)
(!!!!) (Best Value Pair 1965 era) 12AX7=ECC83 Philips Miniwatt Holland like new 1964-1965 era (1.3/1.2ma and 1.1/1.2ma)
(!!!!) (Best Single 1958) 6922 Amperex Holland curved "D" getter 1958 NOS (16.2/17.8ma) (same sonics as pinched waist version)
(!!!!) (Best Overall Single) ECC33 Mullard gray plates "D" getter halo NOS 1961 (9/9ma) 1-2% section balance
(!!!) (Single) 12AX7=ECC83 Philips Holland NOS 1971 (1.2/1.3ma and Gm=1800/1800) 1-2% section balance
(!!!) 12AU7WA Mullard branded Chelmer Valve used/good 1961 (7.7/8.8ma)
(!!) (#1 12AT7 France) 12AT7 Philips Miniwatt France NOS 1964 in white box (7.4/7.8ma)
(!!) (Best Value Single) ECC85=6AQ8 RCA Canada NOS 1970's (12.6/11.0ma)
(!!) (Best Value Holland 1959) 12AX7 ADZAM Holland NOS 1959 large "O" getter halo (.8/1.1ma and Gm=1400/1600)
(!!) (SINGLE) 6BM8=ECL82 Valvo Holland used/good 1960 (1.9ma/34ma)
(!!!!) (Recommended Pair) 12AX7 Philips and Valvo Holland NOS 1965-1966 era (1.2/1.1ma and 1.3/1.2ma)
(!!!!) (Best Single 1961) 12AX7=ECC83 Philips Miniwatt Holland 1961 large "O" getter halo NOS (1.8/1.3ma and Gm=2100/1700)
(!!) (Good Value Single) ECC82=12AU7 Philips Miniwatt Holland used/good 1965 (7.8/10ma)
(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1961 (6BL8 substitute)
(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1962 (6BL8 substitute)
(!) (Best Value Single) ECL82 EI Yugo branded RSD Germany in RSD box NOS 1974 (1.7/33ma)
(!!!) (BEST SINGLE) ECL82 Philips Miniwatt Holland NOS 1960 (2.3ma and 47.2ma)
(!!!!) (Best Amperex Pair) 6922 US Navy Amperex and Amperex branded RCA USA NOS 1963-1964 (18.8/17.6ma and 18.5/20.2ma) (close Gm matching) (Audio Research, Nova, CAT, CJ, Lab 12)
