(!!!!) (Best Pair) 807 RCA black plates like new 1957 very good condition (61ma and 62ma)
(!!!!) (Best Single) 6SN7GTB RCA NOS 1960 (10/11ma) (Highest Gm)
(!!!) (Best Overall Single) 5751 GE 5 Star NOS 1965 (2.6/2.6ma) 1% section balance
(!!!) (Best Value Single) 12AX7 Triotron by Philips Canada NOS 1963 (1.3/1.5ma and Gm=1800/1900)(same sound as Holland)
(!!!) (Recommended Pair) 12SN7GTA GE branded RCA coin-base NOS 1970's - 1980 (9.2/9.4ma and 9.0/9.2ma)
(!!!) (Recommended Pair) 6J6A Sylvania NOS
(!!!) (Recommended Pair) JLRV-6J6WA GE Canada NOS 1960's (6.4/6.6ma and 6.6/6.5ma)
(!!!) (Recommended Pair) JLRV-6J6WA GE Canada NOS 1960's (7.3/6.6ma and 6.8/7.5ma)
(!!!) 12SN7GTA Sylvania branded RCA used/good 1967 (10/12.5ma)
(!!!) JAN-CG-5Y3GT GE NOS 1954 (51/40 and 55/40)
(!!) (BEST PAIR) 6CS7 GE Canada black plates NOS 1964-1970 (20/11ma and 20.6/10ma)
(!!) (Best Value Single) ECC85=6AQ8 RCA Canada NOS 1970's (12.6/11.0ma)
(!!) (Pair) 6S4A GE NOS 1969-1970 (24.0ma and 25.5ma)
(!!) (Recommended Single 1961) JLRV-12AT7WA=6201 GE Canada gray plates triple mica "U" getter NOS 1961 (9/12ma)
(!!) 12AU7A RCA CANADA NOS "D" getter halo 1950's tip is chipped (10.0/10.4ma)
(!!) 45 RCA Victor NOS in RCA box 1948 (39ma)
(!!) 6SL7GT Sylvania NOS 1960's (1.7/2.0ma) (Eddie Current)
(!) (1 PAIR) 0D3 Tungsol used/test like new 1950's (argon)
(Best Value) 6U8A Rogers Canada NOS 1974 (14.8ma triode and 8ma pentode)
12SK7GT Rogers Canada used/tests like new 1950's slightly tilted glass (8.8ma)