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(!!!!) (BEST PAIR) 6DN7 GE branded GE and CBS NOS 1959 same build (46.4/46.5ma and 8/9ma)

(!!!!) (BEST PAIR) 6DN7 GE branded GE and CBS NOS 1959 same build (46.4/46.5ma and 8/9ma)

$ 44.99
(!!!!) (BEST PAIR) 6EU7 Tungsol Dumont

(!!!!) (BEST PAIR) 6EU7 Tungsol Dumont "D" getter NOS 1963 (50-51/32 and 49-52/32) 1-3% matched

$ 99.99
(!!!!) (Best Pair) 6EW7 Hitachi Japan branded Westinghouse BIG BOTTLE NOS 1970-1972 (5.5/5.2ma and 52/56ma)

(!!!!) (Best Pair) 6EW7 Hitachi Japan branded Westinghouse BIG BOTTLE NOS 1970-1972 (5.5/5.2ma and 52/56ma)

$ 39.99
(!!!!) (Best Pair) 6FQ7 GE NOS 1960's (7.5/8.0ma and 7.0/7.2ma) (Close Gm) 1-5% matched

(!!!!) (Best Pair) 6FQ7 GE NOS 1960's (7.5/8.0ma and 7.0/7.2ma) (Close Gm) 1-5% matched

$ 59.99
(!!!!) (Best Pair) 6FQ7 Zenith by GE NOS 1977 (7.2/8.0ma and 7.0/7.8ma)

(!!!!) (Best Pair) 6FQ7 Zenith by GE NOS 1977 (7.2/8.0ma and 7.0/7.8ma)

$ 59.99
(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1950 (1.0ma and 1.0ma) 1-2% matched **

(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1950 (1.0ma and 1.0ma) 1-2% matched **

$ 29.99
(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1950-1953 (1.0ma and 1.0ma) 1% matched **

(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1950-1953 (1.0ma and 1.0ma) 1% matched **

$ 27.99
(!!!!) (Best Pair) CV4004=12AX7 Mullard box plates NOS 1981 (0.9/1.2ma and 0.9/1.1ma)

(!!!!) (Best Pair) CV4004=12AX7 Mullard box plates NOS 1981 (0.9/1.2ma and 0.9/1.1ma)

$ 449.99
(!!!!) (Best Pair) CX-301-A Cunningham used/good 1928-1930 era (2.6ma and 2.5ma) (same Gm)

(!!!!) (Best Pair) CX-301-A Cunningham used/good 1928-1930 era (2.6ma and 2.5ma) (same Gm)

$ 69.99
(!!!!) (Best Pair) CX-301A Cunningham and UX-201A RCA Balloon NOS 1930 era (3.1ma and 3.5ma)

(!!!!) (Best Pair) CX-301A Cunningham and UX-201A RCA Balloon NOS 1930 era (3.1ma and 3.5ma)

$ 119.99
(!!!!) (Best Pair) D3a=7721 Siemens Germany NOS 1978 (32.5/33ma) 1% matched

(!!!!) (Best Pair) D3a=7721 Siemens Germany NOS 1978 (32.5/33ma) 1% matched

$ 0.00
(!!!!) (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.6/10.6ma and 14/11.5ma) (best sound) (McIntosh, Allnic)

(!!!!) (Best Pair) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (12.6/10.6ma and 14/11.5ma) (best sound) (McIntosh, Allnic)

$ 149.99
(!!!!) (Best Pair) EF89=6DA6 Telefunken Germany <> bottom NOS 1966 (8ma and 8ma) 1-2% matched

(!!!!) (Best Pair) EF89=6DA6 Telefunken Germany <> bottom NOS 1966 (8ma and 8ma) 1-2% matched

$ 84.99
(!!!!) (Best Price) 6AU8 Sylvania NOS (4 for $9.99)

(!!!!) (Best Price) 6AU8 Sylvania NOS (4 for $9.99)

$ 9.99
(!!!!) (Best Price) 6AU8A RCA NOS (4 for $9.99)

(!!!!) (Best Price) 6AU8A RCA NOS (4 for $9.99)

$ 9.99
(!!!!) (Best Quad #1) JHY-6AK5 Hytron black plate NOS 1952 (8.7ma, 8.9ma, 8.8ma and 8.9ma) (Copy)

(!!!!) (Best Quad #1) JHY-6AK5 Hytron black plate NOS 1952 (8.7ma, 8.9ma, 8.8ma and 8.9ma) (Copy)

$ 69.99
(!!!!) (Best Quad) 6BL7GTA Sylvania black plates NOS 1960's same build matched quad

(!!!!) (Best Quad) 6BL7GTA Sylvania black plates NOS 1960's same build matched quad

$ 68.88
(!!!!) (BEST RCA PAIR) 6EU7 RCA NOS 1970 (49-51/32 and 51-52/32)

(!!!!) (BEST RCA PAIR) 6EU7 RCA NOS 1970 (49-51/32 and 51-52/32)

$ 89.99
(!!!!) (Best Single #1) 12AU7=ECC82 Mullard UK shield logo NOS 1965 (11.2/12.6ma) (smooth rich sound)

(!!!!) (Best Single #1) 12AU7=ECC82 Mullard UK shield logo NOS 1965 (11.2/12.6ma) (smooth rich sound)

$ 144.44
(!!!!) (Best Single #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (10.6/10.2ma) (High Gm)

(!!!!) (Best Single #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (10.6/10.2ma) (High Gm)

$ 129.99
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