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(!!!) (Best Pair) 6AL5 Tungsol NOS "D" getter 1957-1965 (48-48/40 and 46-48/40)
(!!) (Best Single) 5Y3GT Tungsol NOS 1956 (60/40 and 56/40)
(!!!!) (Best Pair #1) 5881 Tungsol used/good 1960's (63.2ma and 66ma)
(!!!!!) (Best Overall Pair) JAN-6384 Tungsol low hours/test like new 1967-1972 (68.5ma and 66ma)
(!!!) (BEST VALUE PAIR) 5881 Tungsol tests like new 1957 and 1963 with broken center guide pins - see photo (72.5ma and 68.2ma)
6U5 Tungsol Tuning Eye NOS 1949 (bright eye)
(!!!!) (Best Pair #2) 5881 Tungsol used/strong 1951 (67ma and 71ma) (1st series made)
(!!!) (Best Single #1) 5881 Tungsol NOS 1954 (79.5ma)
(!!) (Recommended Single) 5881 GE Canada NOS 1977 (75.5ma) (same build as Tungsol)
(!!!) (Recommended Single) 5881 Tungsol NOS 1954 (77ma)
(!!!!) (Best Single #1) 5881 Tungsol branded CBS NOS 1961 (88ma)
(!!!!!) (Best Single) 6SN7GTB Tungsol TALL bottle NOS "U" getter 1957 (8.8/9.0ma)
(!) 6AN8A Tungsol rebranded Dumont NOS 1960's (14.5/14.8ma)
6F6G Tungsol used/strong 1940's (34ma) (Gm like new)
6AB4 Tungsol NOS "D" getter 1950's (9.6ma)
(!!!) 6B4G Tungsol NOS 1940's (81ma)
6BS8 Tungsol NOS 1960 era (10.2/14ma)
(!!!) (Recommended Pair) JAN-6384 Tungsol used/test like new 1970-1972 (62.5ma and 66ma)
(!!!) (Best Pair #1) 6AR6=6098 Tungsol oval plate NOS 1951 (88ma and 84ma) (1st series made)
(!!) (Good Value Pair) 6384 Tungsol used/good 1967-1969 same build, 1 tube has slightly tilted glass (59.5ma and 60ma)
