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Preamp tubes

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407A LM Ericsson Sweden used/good 1960's

407A LM Ericsson Sweden used/good 1960's

$ 14.99
407A Sylvania branded RCA gold pins used/good 1971

407A Sylvania branded RCA gold pins used/good 1971

$ 9.99
407A Sylvania branded RCA NOS 1977

407A Sylvania branded RCA NOS 1977

$ 12.99
407A Sylvania gold pins used/good 1960's

407A Sylvania gold pins used/good 1960's

$ 9.99
407A Western Electric like new 1968 in white box (54/26 and 64/26)

407A Western Electric like new 1968 in white box (54/26 and 64/26)

$ 25.99
(!!) (Best Overall Single) 407A Western Electric NOS 1963 (53/26 and 53/26) 1-2% section balance

(!!) (Best Overall Single) 407A Western Electric NOS 1963 (53/26 and 53/26) 1-2% section balance

$ 44.44
407A Westinghouse Canada NOS 1960's

407A Westinghouse Canada NOS 1960's

$ 12.99
(1 PAIR) 408A Western Electric used/good 1964 (79/60 and 78/60)

(1 PAIR) 408A Western Electric used/good 1964 (79/60 and 78/60)

$ 24.99
415A Western Electric NOS 1960 (1 in stock)

415A Western Electric NOS 1960 (1 in stock)

$ 19.99

416B=6280 WE NOS

$ 0.00

416C Western Electric

$ 0.00
(!!!) (Best Pair #2) 448A Western Electric

(!!!) (Best Pair #2) 448A Western Electric "tipped top" used/tests like new D getter halo 1965-1966 reboxed (30ma and 31.8ma) (close Gm matching)

$ 119.99
(!!) (Recommended Pair) 448A Western Electric tipped top used/good 1965 same date codes (26ma and 27.5ma) (close Gm matching)

(!!) (Recommended Pair) 448A Western Electric tipped top used/good 1965 same date codes (26ma and 27.5ma) (close Gm matching)

$ 109.99
(!!!!) (Best Pair #1) 448A Western Electric tipped top used/test like new 1965 (27.2ma and 27.3ma) 1-2% matched

(!!!!) (Best Pair #1) 448A Western Electric tipped top used/test like new 1965 (27.2ma and 27.3ma) 1-2% matched

$ 139.99
6AS6=409A Western Electric used/tests like new 1951 (5.4ma)

6AS6=409A Western Electric used/tests like new 1951 (5.4ma)

$ 15.99
(!!) (PAIR) 713A Western Electric by Tungsol NOS 1942-1943 (6.2ma and 6.3ma)

(!!) (PAIR) 713A Western Electric by Tungsol NOS 1942-1943 (6.2ma and 6.3ma)

$ 59.99
(!!!) (Recommended Pair) 407A Western Electric NOS

(!!!) (Recommended Pair) 407A Western Electric NOS "D" getter 1962-1970 (36-39/26 and 34-38/26)

$ 69.99
(!!!!) (Best Single) 5842=417A Amperex

(!!!!) (Best Single) 5842=417A Amperex "PQ" Holland "D" getter Gold Pins NOS 1956-1959 (35ma)

$ 69.99
407A Western Electric NOS 1974 (32/26 and 34/26)

407A Western Electric NOS 1974 (32/26 and 34/26)

$ 29.99
(!) 407B Western Electric NOS 1968 (45-47/26)

(!) 407B Western Electric NOS 1968 (45-47/26)

$ 39.99
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