(!!!!!) (Recommended Pair) 6AK5W/5654 Telefunken Germany <> bottom NOS branded AEG (8.3/8.8ma)
(!!!!) (Best RCA Pair) 6AK5 RCA gray plate NOS 1964 (10.1/10.2ma)
(!!!!) (Recommended Pair) 403B Western Electric NOS "D" getter halo 1966-1970 (6.3/6.5ma) (6AK5 sub)
(!!!!) (Recommended pair) 403B Western Electric NOS "O" getter halo 1977 same date codes (6.6/7.2ma)
(!!!!) (Recommended Pair) 403B Western Electric NOS "O" getter halo 1977-1980 (6.4/6.1ma)
(!!!!) (Recommended Pair) 6AK5 RCA gray plate NOS 1963-1964 (8.6/8.9ma)
(!!!) (Best 403A pair) 403A Western Electric NOS "D" getters 1960-1966 (8.2ma and 8.4ma) (Best 6AK5 sub) 1-3% matched
(!!!) (Best Single) 6AK5W/5654 Telefunken Germany <> bottom NOS branded AEG (10ma)
(!!!) (Best Value Pair) JRP-5654=6AK5W Raytheon black plate low hours/like new 1961-1964 (7.0ma/7.0ma)
(!!!) (Recommended Pair) 403A Western Electric NOS "D" getter halo 1963-1967 (8.1/8.6ma)
(!!!) (Recommended Pair) 5654=6AK5W GE 1970's rebranded RCA 1981 (7.3/7.4ma)
(!!!) (Recommended Pair) 5654=6AK5W GE 1970's rebranded RCA 1981 (9.4/9.5ma)
(!!!) (Recommended Pair) 6AK5 RCA gray plate NOS 1964 (6.2/6.5ma)
(!!!) (Recommended Pair) 6AK5 RCA gray plate NOS 1970 era (9.2/10ma)
(!!!) (Recommended Pair) 6AK5 Western Electric "D" getter NOS 1954-1957 (6.9/7.0ma) 1-2% matched
(!!) (1 set of 10 tubes) 403A=6AK5 Western Electric used/good D getter halo 1950-1959 (1 set of 10 tubes)
(!!) (Best 403B Pair) 403B=6AK5 Western Electric "O" getter NOS 1972-1974 (7.8/8.4ma)
(!!) (BEST PRICE) 6AK5 Tungsol gray plate "D" getter used/strong 1953-1955 (4 tubes for $9.99)
(!!) (BEST PRICE) 6AK5 US Brands used/good (10 for $19.99)
(!!) (Best Single) 403A=6AK5 Western Electric NOS 1973 (8.1ma)
