(!!!!) (Recommended Pair) 5654=6AK5W GE NOS 1983 (7.4ma and 7.5ma)
(!!!!) (Recommended Pair) 5654=6AK5W GE NOS 1983 (8.5ma and 8.6ma) 1-2% matched
(!!!!) (Recommended Pair) 5654=6AK5W GE NOS 1983 (9.0ma and 9.3ma) 1-3% matched
(!!!!) 5654=6AK5W GE 5 Star NOS (7.2ma)
(!!!!) 5654=6AK5W GE 5 Star NOS 1963 (8.6ma)
(!!!!) 5654=6AK5W GE 5 Star NOS 1967 (9.6ma)
(!!!!) 6AK5 GE NOS 1973 (10.2ma)
(!!!!) GL=5654=6AK5W GE 5 Star NOS 1954 (10.1ma)
(!!!!) GL=5654=6AK5W GE 5 Star NOS 1954 (6.8ma)
(!!!) (Good Value Pair) 5654=6AK5W Tungsol gray plate "D" getter used/good 1958 (5.4ma and 5.7ma)
(!!!) (Recommended Pair) 5654=6AK5W Amperex "PQ" by Mullard UK NOS 1968 (7.2ma and 7.6ma)
(!!!) (Recommended Pair) JTL-5654=6AK5W Tungsol gray plate "D" getter used/good 1956-1958 (6.4ma and 6.5ma)
(!!!) (Recommended Pair) JTL-6AK5 Tungsol gray plate "D" getter used/good 1952 (6.5/7.2ma) (Gm like new)
(!!!) (Recommended Pair) JTL-6AK5 Tungsol gray plate "D" getter used/good 1952-1953 (7.5ma and 7.6ma)
(!!) (Best Single) 403A Western Electric NOS "D" getter 1955 (7.1ma)
(!!) (Best Single) 403A Western Electric NOS "D" getter 1970 (7.9ma)
(!!) (Best Single) JW-6AK5=403A Western Electric NOS "D" getter 1951 (7.9ma) (oldest single)
(!!) (Recommended Single) 6AK5 Tungsol gray plate NOS 1956 (8.3ma)
(!) 6AK5 RCA gray plate NOS 1960's (9.3ma)
5654=6AK5 RCA black plate NOS 1976 (7.2ma)
