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(!!!!) (Good Value Pair) 6L6GC Sylvania tall bottle NOS and like new 1960's - 1970 (72ma and 74ma)
(!!!!) (Good Value Pair) EL34 Mullard XF2 double halo "O-O" used/good 1962-1963 (71ma and 77ma)
(!!!!) (Good Value Single 1960) 12AX7 GE tall gray ribbed plates "U" getter used/good 1960 (Gm=1600/1450 and 1.1/0.9ma)
(!!!!) (microphonic singles) JAN-5687WB Tungsol branded Raytheon black plates "U" getter NOS 1950's (5 in stock)
(!!!!) (Pair) 12B4A GE NOS rebranded Raytheon and RCA 1960's (35ma and 37.5ma) (same Gm)
(!!!!) (Pair) 5Y3GT Philips Holland NOS 1960's (60-65/40 and 60-66/40)
(!!!!) (Pair) 6B4G Raytheon NOS 1940's - 1 tube branded Tungsol - same build - separate plates (82ma and 83ma)
(!!!!) (Pair) 6B4G Raytheon NOS 1940's - 1 tube branded Tungsol - same build - separate plates (86ma and 92ma)
(!!!!) (Pair) 6BQ5 Sylvania gray plate NOS 1970's - 1986 (44ma and 47ma)
(!!!!) (Pair) 807 RCA black plate used/good 1940's (58.5ma and 62ma)
(!!!!) (Pair) 8D8=EF86 Brimar UK quad mica NOS 1961 (3.0ma and 2.9ma) 1-2% matched
(!!!!) (READ REVIEW) GB-5931 Sylvania brown base gold brand 1960's (60/40 and 65/40)
(!!!!) (Recommended GE Pair) 5U4GB GE NOS 1966 (56-59/40 and 56-58/40)
(!!!!) (Recommended GE Pair) 6BQ5 GE NOS 1966-1982 same build (55.6ma and 60ma)
(!!!!) (Recommended Pair) 12AX7 Philips and Valvo Holland NOS 1965-1966 era (1.2/1.1ma and 1.3/1.2ma)
(!!!!) (Recommended Pair) 12BH7A GE branded Zenith and Daystrom gray oval plates "O" getter NOS 1960's (11.0/11.3ma and 10.3/10.5ma)
(!!!!) (Recommended Pair) 12BH7A Westinghouse black ribbed plates "U getter halo 1961-1962 (8.5/10ma and 7.5/9.5ma)
(!!!!) (Recommended Pair) 417A Western Electric NOS 1969 (28ma and 33ma)
(!!!!) (Recommended Pair) 5U4GB RCA NOS and like new 1962 (56-58/40 and 56-58/40)
(!!!!) (Recommended Pair) 6AW8A GE NOS 1968-1970 (3.5/22ma and 4.1/27ma) (Shindo)