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(!) (PAIR) 6AS6 Sylvania branded RCA black plate NOS 1978 (4.8ma and 5.2ma)
(!!!!) (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.6/10.6ma and 14/11.5ma) (best sound) (McIntosh, Allnic)
(Best Single) 12DT8 Sylvania black plates NOS 1970's (12.4/13.6ma)
(PAIR) 12BD6 RCA NOS (85-90/60)
EF91=6AM6 Mullard used/good
12BD6 Sylvania NOS 1956 (83/60)
(BEST PAIR) 12BE6 Sylvania NOS 1960's (1.8ma and 1.9ma) (same Gm)
6L7 RCA metal can NOS 1948 (100/60)
6L7 RCA metal can NOS 1948 (98/60)
(!!) (Best Pair #2) E90F=6BH6 Philips Holland NOS 1963 (6.5/6.8ma) (Marantz 8B)
3S4 RCA NOS 1951 (100/60)
3S4 RCA branded CBS NOS 1961 (98/60)
(!) (Single) 6R7G RCA Victor NOS 1945 era (103/60)
12D4 RCA NOS 1960's tilted glass (52/40)
12D4 GE NOS
ECF83 Siemens branded Valvo NOS 1966 (1 in stock)
6R7GT Sylvania NOS 1947 (111/60)
6R7 Sylvania metal NOS 1940's (106/60)
6BL7GTA Sylvania tests like new faded printing 1960's (59/85ma)
6S7G RCA NOS 1940's
