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(!) 448A Western Electric smooth top used/good 1965-1966 (1 pair: 19.2ma and 20.8ma) (Matched on Amplitrex)
(!) 448A Western Electric smooth top used/good 1971 (1 pair: 28ma and 29.4ma) (Matched on Amplitrex)
(!) 448A Western Electric smooth top used/strong 1965-1970 (1 pair: 37ma and 37.5ma) (Matched on Amplitrex)
(!) 448A Western Electric smooth top used/strong 1966-1970 (1 pair: 37ma and 40.5ma) (Matched on Amplitrex)
(!) JHS-6AK5 Sylvania NOS 1954 (5.5ma)
(1 PAIR) 408A Western Electric used/good 1964 (79/60 and 78/60)
(1 PAIR) 408A Western Electric used/good 1964-1969 (76/60 and 74/60)
(1 PAIR) 408A Western Electric used/tests like new 1965-1966 (91/60 and 97/60)
(1 PAIR) NE-408A Northern Electric Canada NOS 1972-1974 (83/60 and 85/60)
(1 set of 10 tubes) 448A Western Electric "SMOOTH TOP" used/test like new/85-95% output with "D" getter 1960-1971
(1 set of 10 tubes) 448A Western Electric "TIPPED TOP" used/good 75-85% with "D" getter 1965-1966
(1 set of 10 tubes) 448A Western Electric "TIPPED TOP" used/test like new 85-95% with "D" getter 1960's
(Best Single) JAN-CW-705A WE NOS original box 1944
(DISPLAY TUBE) 216A Western Electric used 1920's
(DISPLAY TUBE) 4242A=242A=CV25 STC England broken filament - display tube only
(DISPLAY) 242 Duovac USA brass base 1930's used but has high current will not run stable in amp - sold as display tube only
(READ REVIEW) (!!!) 314A Western Electric Engraved base NOS 1930's slightly tilted glass in base (full-wave rectifier) (58/40 and 66/40)
(READ REVIEW) 403B Western Electric NOS D getter 1956 (7.0ma)
(sold out) 301A Western Electric printed base 1965
(sold out) 349A Western Electric
