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(!!!!) (Recommended Single) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (9.6/10.8mA)
(!!!!) (Single) 12BH7A Sylvania Silvertone gray oval plates large "O" getter halo 1960 era NOS (11.5/10.6ma)
(!!!) (2nd Best Single) 5965A GE "5 Star" NOS 1964 (19.2/14.6ma)
(Best Single) 6C8G RCA gray plates NOS 1961 (4.0/3.8ma) (Same Gm)
(!!!) (Best Pair #3) 6CW4 RCA NOS 1961-1965 (103/60 and 102/60)
(!!!) (Best Single) 7247=12DW7 Mullard UK rebranded RCA NOS 1972 (1.6ma and 14.5ma)
6BE6 Sylvania NOS 1960's (1.5ma Gm=900)
(!!!!) (BEST Pair) 6CW4 GE NOS 1975-1976 (120/60 and 120/60) (strong emission)
(!!!!) (BEST Pair #3) 6CW4 GE NOS 1974-1978 (105/60 and 107/60) (strong emission)
(!) (PAIR) 6J7G Raytheon NOS 1940's (2.3ma and 2.6ma) (same Gm)
(!!!!) (Best Pair #3) 6EU7 RCA NOS 1967 (48-49/32 and 51-52/32)
UX-201-A Radiotron used/good 1930 era (2.4ma Gm=550)
(!!) 5654=6AK5 RCA Command Series black plate NOS 1968 (6.8ma)
(!!!) (Single) ECF80=6BL8 Telefunken Germany <> bottom NOS 1962 (11/7ma)
(!!) (Single) 6SN7GTB GE branded Raytheon NOS 1970's (10/9.6ma)
6BS8 RCA NOS 1966 (11.5/10ma)
6V7G US Brands NOS 1940's (15 in stock)
(!!) (BEST PAIR) 6BM8 Sylvania NOS 1970's (1.8/45ma and 1.7/49ma)
6SQ7GT FM Co. by Sylvania used/good 1949 (0.9ma and Gm=800)
6SA7GT RCA NOS 1950's (95/60)