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(!!!!) (Best Value Single) 12AX7 Raytheon Black Plates NOS 1962 (.9/1.1ma and Gm=1400/1600)
(!!!!) (Best Value Single) 12AX7 Telefunken Germany <> bottom smooth plates branded GAP/R Computor tube like new 1964 (Gm=1700/2000 and 1.1/1.5ma)
(!!!!) (Best Value Single) 5670W GE JAN NOS 1986 (8/10.4ma)
(!!!!) (Best Value Single) 5U4G CBS used/tests like new "D" getter 1950 era (55/40 and 60/40)
(!!!!) (Best Value Single) 6922=E88CC Penta Labs Hungary used/like new 1980 era (13.8/15.8ma)
(!!!!) (Best Value Single) 6X5GT Philips Miniwatt Australia NOS 1940's (48/40 and 51/40)
(!!!!) (Best Value Single) 6X5GT Philips Miniwatt Australia NOS 1940's (49/40 and 50/40)
(!!!!) (Best Value Single) CK-6072 Raytheon triple mica black plates "O" getter halo 1962 used/good (2.0/2.1ma)
(!!!!) (Best Value Single) E88CC=6922 Mullard SQ Holland used/good 1966 (11.0/11.4ma) (3D MIDS, low noise, sweet sound) (same Gm)
(!!!!) (Best Value Single) EZ81 Mullard Blackburn UK branded Pope Holland "D" getter used/strong 1963 (56/40 and 57/40)
(!!!!) (Best Value Single) EZ81 Mullard Blackburn UK branded VALVO like new 1964 (57/40 and 58/40)
(!!!!) (Best Value Single) GZ34 Philips Miniwatt Holland double "D" getters 1962 low hours/tests like new (58/40 and 58/40) (Modwright, Cary, Line Magnetic, Woo)
(!!!!) (Best Value Single) GZ37 Mullard UK NOS 1966-1967 slightly tilted glass (51/40 and 52/40)
(!!!!) (Best Value Single) JAN-CHY-5U4G CBS used/very good "D" getter 1946 (53/40 and 53/40) 1% section balance
(!!!!) (Best Value used) ECC83=12AX7 Fisher Mullard ribbed plates used/good 1964 (.8/1.2mA Gm=1400/1600)
(!!!!) (Best Value) 7308 Sylvania branded RCA NOS 1973 (13.2/17.2ma)
(!!!!) (Best Westinghouse Single) 6SN7GTB Westinghouse USA black plates NOS 1963 (8.2/8.0ma)
(!!!!) (GOOD VALUE PAIR) 408A Western Electric NOS 1972 and 1976 (78/60 and 80/60)
(!!!!) (Good Value Pair) 5842Q Raytheon NOS 1983 (19ma and 20ma) 1-3% matched
(!!!!) (Good Value Pair) 5842Q Raytheon NOS 1983 (20ma and 20.6ma) 1-2% matched