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(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (7.4ma and 7.2ma)
(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (8.2ma and 7.6ma)
(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (8.8ma and 9.2ma) (same Gm)
(!!!!) (Best Value Pair) 6U8A GE NOS 1965-1968 (12/7ma and 12/7.4ma)
(!!!!) (Best Value Pair) JAN-12AT7WC Sylvania black plates NOS 1980 (8.6/7.6ma and 9.0/7.5ma)
(!!!!) (Best Value Single 1953) GL-6072 GE also branded LEAR 5 star triple mica black plates "D" getter halo 1953 used/tests like new (2.6/2.5ma) (Same Gm) (V1 guitar amp, mics, Audio Note) 1-2% section balance
(!!!!) (Best Value Single 1960) 12AX7 GE tall gray ribbed plates "U" getter tests like new 1960 faded printing (Gm=1600/1600 and 1.1/1.3ma)
(!!!!) (Best Value Single) 5670W GE JAN NOS 1986 (8/10.4ma)
(!!!!) (Good Value Pair) 12SN7GTA GE coin-base side getter NOS 1981 (7.4/7.4ma and 7.2/8.0ma) 1-5% matched
(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (25/27ma and 26.5/26ma)
(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (26.2/27ma and 25.6/28ma)
(!!!!) (Good Value Pair) 5687WB GE used/good 1970 era (26/27ma and 26.6/27.8ma)
(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1956-1957 (7.6/6.8ma and 6.6/7.3ma) (same Gm)
(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1958-1961 (6.4/6.8ma and 6.4/6.6ma)
(!!!!) (Good Value Pair) 6V6GTA RCA used/good 1962 and 1970's (30ma and 31.5ma)
(!!!!) (Good Value Pair) JAN-5687WB GE used/good 1970 era (29.5/31ma and 29.2/29.6ma)
(!!!!) (Good Value Single 1960) 12AX7 GE tall gray ribbed plates "U" getter used/good 1960 (Gm=1600/1450 and 1.1/0.9ma)
(!!!!) (Good Value Single) 6SN7GTA GE "U" getter halo used/good 1952 (9.4/11.4ma)
(!!!!) (Good Value Single) 6SN7GTA GE "U" getter halo used/good 1954 (6.0/6.4ma)
(!!!!) (Pair) 12B4A GE NOS rebranded Raytheon and RCA 1960's (35ma and 37.5ma) (same Gm)
