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(!!!) (Best Pair #1) 5998A Sylvania JAN NOS 1980 (127/134ma and 123/136ma) (5998A=7236)
(!!!) (Best Pair #1) 6146B RCA NOS 1968-1970's (96.5ma and 100ma)
(!!!) (Best Pair #1) 6AR6=6098 Tungsol oval plate NOS 1951 (88ma and 84ma) (1st series made)
(!!!) (Best Pair #1) 6F6 RCA metal can NOS 1966 (40ma and 39.6ma) 1-2% matched
(!!!) (Best Pair #1) 6GM5 Sylvania rebranded Tungsol and Sylvania NOS 1960 era (59ma and 60ma)
(!!!) (Best Pair #1) EL84 Siemens Halske Germany NOS 1967-1968 (48.5ma and 49ma) 1-3% matched
(!!!) (Best Pair #2) 12JB6 Sylvania NOS 1960's - 1970's (93ma and 102ma)
(!!!) (BEST PAIR #2) 47 RCA branded ARCTURUS NOS 1940's (40ma and 40.2ma)
(!!!) (Best Pair #2) 6094 Bendix NOS and like new 1956-1957 (49.5ma and 53.5ma) (1st series)
(!!!) (Best Pair #2) 6146B RCA NOS 1970's (92ma and 91.5ma)
(!!!) (Best Pair #2) 6973 RCA black plate NOS and like new 1959 (44ma and 42.5ma)
(!!!) (BEST PAIR #2) 6AU5GT GE gray plates NOS 1960's (66.5ma and 65ma)
(!!!) (Best Pair #2) 6L6GA Philco Sylvania and Sylvania coated glass NOS 1944 (76ma and 78.5ma) (Highest mA and Gm)
(!!!) (BEST PAIR #3) 47 RCA branded ARCTURUS NOS 1940's (40.5ma and 42ma)
(!!!) (Best Pair #3) 6973 Sylvania and Sylvania branded GE gray plate NOS 1970's - 1980 (60ma and 58ma)
(!!!) (Best Pair #3) 6AQ5A GE NOS 1960-1975 (46.5ma and 49.6ma)
(!!!) (Best Pair #3) EL84 Siemens Halske Germany NOS 1969-1971 (54.0ma and 57.6ma) (Highest mA and Gm)
(!!!) (Best Pair from 1959) EL84 Wien Austria same build and sound as Holland 1959 (38ma and 39ma)
(!!!) (Best Pair) 12JB6 Sylvania NOS 1960's - 1970's (71ma and 74ma)
(!!!) (Best Pair) 1625 National Union NOS 1944 (90/40 x 2 tubes)
