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(!!!!!) (BEST PAIR #1) 417A Western Electric NOS 1980 (42.5ma and 43ma)
(!!!!) (2nd Best Single) 5842=417A Amperex "PQ" Holland "D" getter Gold Pins NOS 1956-1959 (23ma)
(!!!!) (Best Overall Single) CV4004=12AX7 Mullard box plates NOS 1971-1972 (Gm=1600/1700) (1.3/1.5ma)
(!!!!) (Best Overall Single) CV4004=12AX7 Mullard box plates NOS 1981 (1.4/1.4ma and Gm=1800/1800) 1% section balance
(!!!!) (Best Pair #1) EL34 Mullard UK branded Mullartd and Philips NOS XF4 1976-1977 (96.0ma and 94.5ma) (very close Gm matching)
(!!!!) (Best Pair #1) EL34 Mullard UK branded Mullartd and Philips NOS XF4 1976-1979 (99.5ma and 98.2ma) (close Gm matching)
(!!!!) (Best Pair #2) EL34 Mullard UK branded Mullartd and Philips NOS XF4 1976-1977 (92ma and 88ma) (close Gm matching)
(!!!!) (Best Pair #3) EL34 Mullard branded Philips NOS XF4 1976-1979 (88.5ma and 89.2ma) (Same Gm)
(!!!!) (BEST PAIR) 417A Western Electric NOS 1980 (42.5ma and 44ma)
(!!!!) (BEST PAIR) 5842=417A Western Electric NOS 1980 (39ma and 40ma)
(!!!!) (Best Pair) CV4004=12AX7 Mullard box plates NOS 1981 (0.9/1.2ma and 0.9/1.1ma)
(!!!!) (Best Single 1969) 6DJ8 IEC Mullard used/tests like new 1969 (18.2/18.0ma) 1-2% section balance (sweet midrange)
(!!!!) (Best Single) 5842=417A Amperex "PQ" Holland "D" getter Gold Pins NOS 1956-1959 (35ma)
(!!!!) (Best Value Pair) JAN-7308 Raytheon NOS 1968 (15.2/10.4ma and 16.8/12.5ma)
(!!!!) (BEST XF4 Pair) EL34 Philips Mullard NOS XF4 1976 (106ma and 107ma)
(!!!!) (BEST XF4 Pair) EL34 Philips Mullard NOS XF4 1976-1979 (90ma and 91.5ma) (same Gm)
(!!!!) (Recommended Pair 1970's) 417A Western Electric NOS 1973-1977 (27ma and 31.2ma)
(!!!!) (Recommended Pair) 417A Western Electric NOS 1980 (32ma and 34ma)
(!!!!) (Slightly microphonic Single) CV4004=12AX7 Mullard box plates NOS 1981 (Gm=1400/1500) (0.8/1.1ma)
(!!!) (Best 12AT7WC Single) JAN-12AT7WC Sylvania black plates NOS 1978 (9/10ma)
