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(!!!!!) (Best Pair #1) E182CC=7119 Philips SQ Holland NOS large "O" getter halo 1973 same date codes (34/35.4ma and 34.2/35ma) 1-2% matched
(!!!!!) (Best Pair #2) E182CC=7119 Philips SQ Holland NOS large "O" getter halo 1973 same date codes (35.5/38.2ma and 35/40ma) 1-5% matched
(!!!!!) (Best Pair 1959) 6DJ8=ECC88 Philips Miniwatt Holland large "O" getter halo NOS 1959 etched section on each tube (18.6/15.4ma and 16.4/15.8ma)
(!!!!!) (Best Pair 1974) 12AU7 Mullard Philips UK NOS 1974 (10.4/9.4ma and 10.0/9.8ma) (Rogue, Hovland, Audio Note) 1-3% matched
(!!!!!) (Best Single) 6DJ8=ECC88 Philips Miniwatt Holland "O" getter 1965 (21/23ma) (Highest mA and Gm)
(!!!!!) (Best Value Mullard Pair) 12AU7=ECC82 Philips Mullard UK NOS 1966-1974 same build (10.6/10.3ma and 11.7/10.4ma) (close Gm matching) (Rogue, Hovland, Audio Note)
(!!!!) (2nd Best Amperex PQ Single) 6922 Amperex PQ USA NOS 1962 (14.5/16.2ma) (Audio Research, Nova)
(!!!!) (2nd Best Single) 5842=417A Amperex "PQ" Holland "D" getter Gold Pins NOS 1956-1959 (23ma)
(!!!!) (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)
(!!!!) (Best Overall Single #2) E182CC=7119 Amperex PQ Holland NOS large "O" getter halo 1967 (33/37ma)
(!!!!) (Best Overall Single) E182CC=7119 Philips SQ Holland NOS large "O" getter halo 1973 (43/41.5ma)
(!!!!) (BEST PAIR #1) 6DJ8 Philips by Matshushita JAPAN branded RCA NOS 1960's (data soon)
(!!!!) (BEST PAIR #1) 6DJ8 Philips by Matshushita JAPAN NOS 1960's (16.4/16.9ma and 17.0/16.2ma)
(!!!!) (BEST PAIR #1) 6DJ8 Philips by Matshushita JAPAN NOS 1960's (19/18ma and 18.4/17.7ma))
(!!!!) (BEST PAIR #1) EL37 Mullard UK branded Amperex gray plates used/strong 1968 (78ma and 76ma)
(!!!!) (BEST PAIR #2) EL37 Mullard UK branded Amperex gray plates used/good 1968 (73.5ma and 72ma)
(!!!!) (Best Pair) 311B Amperex made in Russia NOS 1977 (34.2ma and 34.5ma) (very good construction)
(!!!!) (Best Single #2) E182CC=7119 Amperex PQ Holland NOS large "O" getter halo 1967 (31/35ma)
(!!!!) (Best Single #3) E182CC=7119 Mullard SQ Holland NOS large "O" getter halo 1964 (30/34ma)
(!!!!) (Best Single 1958) 6922 Amperex Holland curved "D" getter 1958 NOS (16.2/17.8ma) (same sonics as pinched waist version)