(!!!!!) (Best GT-shape Pair) 80 RCA GT-shape NOS 1959 (54-57/40 and 54-59/40)
(!!!!!) (BEST OVERALL SINGLE) CV378=GZ37 Mullard "D" getter NOS 1955 faded printing (56/40 and 56/40) (1st version made with skinny bottle)
(!!!!!) (Best Pair) 5U4GB CBS NOS 1950's double "D" getters (59-59/40 and 58-60/40)
(!!!!!) (Best Single 1963) GZ34 Mullard Blackburn UK rebranded Philips Miniwatt NOS 1963 (60/40 and 60/40)
(!!!!!) (Best Single 1970's) CV1377=GZ34 Mullard Blackburn UK NOS 1976 (58/40 and 58/40)
(!!!!!) (Best Single) ER-280 Raytheon Balloon stamped box plates used/tests like new 1930 era (54/40 and 55/40)
(!!!!!) (Best Single) GZ34 Mullard Blackburn UK branded Tronal NOS 1968 (58/40 and 58/40)
(!!!!!) (Recommended Pair) 5U4GB HYTRON NOS 1960 "O" getter halos (56-58/40 and 57-58/40)
(!!!!!) (Recommended Pair) 5U4GB HYTRON NOS 1960 "O" getter halos (60-64/40 and 60-66/40)
(!!!!!) (Recommended Pair) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (66-68/40 and 66-68/40) 1% matched
(!!!!!) (Recommended Single 1965) GZ34 Mullard Blackburn UK branded Amperex 1965 (58/40 and 58/40)
(!!!!!) (Recommended Single) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's (53/40 and 53/40)
(!!!!!) (Recommended Single) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's (56/40 and 60/40)
(!!!!) (Best GE Pair) 5V4GA GE NOS 1964-1967 (61-62/40 and 60-61/40)
(!!!!) (Best Matched Quad) CV378=GZ37 Mullard NOS 1966 same date codes original boxes
(!!!!) (Best Overall Pair 1955) CV378=GZ37 Mullard "D" getter NOS 1955 very good printing (56/40 and 56/40 x 2 tubes) (Art Audio, Allnic, DIY)
(!!!!) (BEST OVERALL PAIR) 5U4GB Raytheon NOS "O" getters 1962 (59-59/40 and 60-60/40)
(!!!!) (BEST OVERALL PAIR) 5V4G National Union NOS 1951 same date codes (58/40 and 58/40 x 2 tubes) 1% matched
