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(!!!) (Recommended Single) 80 Cunningham Balloon used/good 1930's (46/40 and 46/40)
(!!!) (Recommended Single) C-299=UV-99 Cunningham NOS 1920's (2.3ma) (highest Ma) (UV have small pins) (strong Gm)
(!!!) (Recommended Single) C-299=UV-99 Cunningham NOS 1920's with tube data sheet (2.4ma) (highest Ma) (UV have small pins) (strong Gm)
(!!!) (Recommended Single) ER-230=30 Raytheon 1930's used/like new (4.1ma and Gm=800)
(!!!) (Recommended Single) JHS-6AN8A Sylvania NOS 1966 (13.6/16.5ma)
(!!!) (Recommended) 814=VT-154 GE ceramic base like new 1940's (105ma)
(!!!) (Single 1960) 5814A=12AU7 GE "5 Star" triple mica NOS "o" getter 1960 (8.0/7.9ma)
(!!!) (Single) 12AU7WA Tungsram ERA tall tibbed plates NOS 1970's (10.8/9.6ma)
(!!!) (Single) 5751 RCA black plates triple mica "D" getter 1955 era low hours/tests like new faded printing (2.4ma/2.8ma) (High Gm)
(!!!) (Single) 5755=420A Western Electric clear top tests like new 1952 (1.6ma/1.7ma)
(!!!) (Single) 5814A=12AU7 GE NOS 1960's rebranded 5814WA Penta Labs 1993 (8.8/8.4ma)
(!!!) (Single) 5814A=12AU7 GE NOS 1960's rebranded 5814WA Penta Labs 1993 (9.6/8.8ma)
(!!!) (Single) 5814A=12AU7 GE NOS 1960's rebranded 5814WA Penta Labs 1993 (9.8/11.2ma)
(!!!) (Single) 6087=5Y3WGTB GE 5 Star low hours/like new 1968 (52/40 and 52/40)
(!!!) (Single) 6100=CV4058=6C4 Mullard box plate NOS 1973 (9ma)
(!!!) (Single) 6FQ7 RCA clear top NOS 1966 (6/7ma) (STAX, MARANTZ, CONRAD JOHNSON) (Copy)
(!!!) (Single) 6SJ7 GE NOS 1971 (3.0ma)
(!!!) (Single) 6SN7GTB Sylvania chrome top NOS 1957 (8.2ma and 9.6ma)
(!!!) (Single) 83 RCA NOS 1956 small amount of graphite flaked off plate (66/40 and 65/40)
(!!!) (slightly microphonic) 5687 Tungsol black plates "U" getter halo branded GE NOS 1950's (36/40ma)
