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(!!!!) (Best Single) JAN-CEA-5852=6X5GT Bendix NOS 1953 (64/40 and 66/40) (Best Audio Grade 6X5GT)
(!!!!) (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) 6SN7GTB RCA NOS 1964 (8.4/7.2ma)
(!!!!) (Good Single 1950) 12AU7 Sylvania black plates "D" getter NOS 1950 (11/12.8ma)
(!!!!) (GOOD VALUE PAIR) 408A Western Electric NOS 1972 and 1976 (78/60 and 80/60)
(!!!!) (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)
(!!!!) (Recommended Single) 2A3 RCA gray plates NOS 1972 (119ma)
(!!!!) (Single 1960) 12AX7 Westinghouse gray pinched plates "D" getter like new 1960 era (Gm=1600/1500 and 1.2/1.0ma)
(!!!!) (Single 1960) 12AX7 Westinghouse gray pinched plates "D" getter like new 1960 era (Gm=1700/1600 and 1.2/1.2ma) 1-2% section balance
(!!!!) (Single) 12BH7A Sylvania gray oval plates "O" getter NOS 1960 era (10.4/7.6ma)
(!!!!) (Single) 5852=6X5GT Bendix NOS 1950's * (SPECIAL PRICE) *
(!!!!) (Single) 6SN7GT RCA NOS 1954 (7.8/7.6ma)
(!!!) (Best Pair #1) 6AR6=6098 Tungsol oval plate NOS 1951-1952 (88ma and 85ma) (1st series made)
(!!!) (Best Pair) 6BL7GTA GE black plates NOS 1958 and 1966 (43.0/44.5ma and 40.5/41.5ma) (very close Gm matching)
(!!!) (Best Single 1953) JG-5814 GE NOS "square getter halo" and "short wide ribbed dark black plates" 1953 in white box (11.0/12.5ma)
(!!!) (Best Value Single) GL-6072 GE 5 star triple mica black plates "D" getter halo 1953 era used/very good faded printing (4.0/3.2ma) (V1 guitar amp, mics, Audio Note)
(!!!) (Good Value Single) 12AX7 GE tall narrow ribbed plates used/good "D" getter 1952 (Gm=1300/1600) (oldest 12AX7)
(!!!) (Good Value) JG-5814A GE triple mica "U" getter halo like new 1955 in white box (8.8/9.6ma)
(!!!) (MATCHED QUAD) JAN-CW-231D Western Electric NOS 1953 (1.6/1.6/1.6/1.5ma) 1-2% matched