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(!!!!) (Best Value Pair) 6SN7GTB RCA coin-base NOS 1970-1975 (8.8/9ma and 9.3/8.3ma)
(!!!!) (Best Value Pair) 6SN7GTB RCA coin-base NOS 1970-1975 (9.8/7.0ma and 9.0/7.2ma)
(!!!!) (Best Value Pair) 6U8A GE NOS 1965-1968 (12/7ma and 12/7.4ma)
(!!!!) (Best Value Pair) 6X5GT Philips Miniwatt Australia NOS 1940's (50-53/40 and 50-55/40)
(!!!!) (Best Value Pair) 71A RCA and Ken Rad used/good 1930's (22ma and 22.6ma)
(!!!!) (Best Value Pair) 811A RCA used/good/75% 1963 very clean condition (46/36 and 48/36)
(!!!!) (Best Value Pair) EC92=6AB4 Telefunken Germany <> bottom NOS 1964-1965 (7.3ma and 7.0ma) (same Gm) (mic)
(!!!!) (Best Value Pair) ECL86=6GW8 Siemens Halske branded Telefunken Germany NOS 1971 (0.8/0.9ma and 36.5ma/40ma) 1-5% matched
(!!!!) (Best Value Pair) JAN-12AT7WC Sylvania black plates NOS 1980 (8.6/7.6ma and 9.0/7.5ma)
(!!!!) (Best Value Pair) JAN-7308 Raytheon NOS 1968 (15.2/10.4ma and 16.8/12.5ma)
(!!!!) (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) 10 GE Radiotron used/good 1940's (27ma)
(!!!!) (Best Value Single) 12AU7 Philips Miniwatt Holland like new 1961 large "O" getter halo (9.6/11ma)
(!!!!) (Best Value Single) 12AU7=ECC82 Philips by Mullard UK ribbed plates used/good 1969 (8.2/8.2ma) 1% section balance
(!!!!) (Best Value Single) 12AX7 Westinghouse gray pinched plates "D" getter like new 1960 faded printing (Gm=1800/1800 and 1.4/1.3mA) (same plate structure as 5751)
(!!!!) (Best Value Single) 5670W GE JAN NOS 1986 (8/10.4ma)
(!!!!) (Best Value Single) 5U4G Emerson by RCA used/tests like new 1954 (57/40 and 58/40)
(!!!!) (Best Value Single) 5U4G Emerson by Tungsol used/very good rattle inside base from dried glue particles 1952 (52/40 and 52/40)
(!!!!) (Best Value Single) 5U4G Ken Rad used/good 1940's (48/40 and 50/40)
