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(!!!!) (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 Single) 6SN7GTA GE NOS

(!!!!) (Best Single) 6SN7GTA GE NOS "U" getter halo - side getter - copper grid posts 1952 (9.3/11ma)

$ 69.99
(!!!) (Best Overall Pair) 864=VT-24 Hytron USA NOS 1940's (3.5ma and 3.6ma)

(!!!) (Best Overall Pair) 864=VT-24 Hytron USA NOS 1940's (3.5ma and 3.6ma)

$ 74.99
(!!!) (Best Pair #1) JHY-6AK5 Hytron black plate NOS 1952 (9.7ma and 9.8ma) (Same Gm)

(!!!) (Best Pair #1) JHY-6AK5 Hytron black plate NOS 1952 (9.7ma and 9.8ma) (Same Gm)

$ 34.99
(!!!) (Best Pair) 864=VT-24 Hytron USA NOS 1940's (3.1ma and 3.1ma)

(!!!) (Best Pair) 864=VT-24 Hytron USA NOS 1940's (3.1ma and 3.1ma)

$ 74.99
(!!!) (Best Pair) 864=VT-24 Hytron USA NOS 1940's (3.2ma and 3.2ma)

(!!!) (Best Pair) 864=VT-24 Hytron USA NOS 1940's (3.2ma and 3.2ma)

$ 74.99
(!!!) (Best Pair) 864=VT-24 Hytron USA NOS 1940's (3.4ma and 3.4ma)

(!!!) (Best Pair) 864=VT-24 Hytron USA NOS 1940's (3.4ma and 3.4ma)

$ 74.99
(!!!) (Best Pair) JHY-6AK5 Hytron black plate NOS 1952 (6.6ma and 6.8ma)

(!!!) (Best Pair) JHY-6AK5 Hytron black plate NOS 1952 (6.6ma and 6.8ma)

$ 24.99
(!!!) (Best Pair) JHY-6AK5 Hytron black plate NOS 1952 (7.8ma and 7.4ma) (same Gm)

(!!!) (Best Pair) JHY-6AK5 Hytron black plate NOS 1952 (7.8ma and 7.4ma) (same Gm)

$ 24.99
(!!!) (Best Value - Set of 10) 864=VT-24 Hytron USA NOS 1940's (10 for $319.99)

(!!!) (Best Value - Set of 10) 864=VT-24 Hytron USA NOS 1940's (10 for $319.99)

$ 319.99
(!!) (Best Pair) 10Y=VT-25 Sylvania NOS 1940's same build (29.4ma and 29.0ma)

(!!) (Best Pair) 10Y=VT-25 Sylvania NOS 1940's same build (29.4ma and 29.0ma)

$ 248.88
(!!) (Best Pair) 2C26A National Union NOS 1940's (71/38 and 72/38)

(!!) (Best Pair) 2C26A National Union NOS 1940's (71/38 and 72/38)

$ 14.99
(!!) (Best Single) 6AH4GT Sylvania branded Hytron

(!!) (Best Single) 6AH4GT Sylvania branded Hytron "D" getter NOS 1954 (48ma) (Highest mA and Gm)

$ 19.99
(!!) (Recommended Pair) 0C3 Sylvania NOS 1953-1970 same build (argon)

(!!) (Recommended Pair) 0C3 Sylvania NOS 1953-1970 same build (argon)

$ 19.99
(!!) (Recommended Single) 5Y3GT Hytron NOS 1951 (56/40 and 60/40)

(!!) (Recommended Single) 5Y3GT Hytron NOS 1951 (56/40 and 60/40)

$ 39.99
(!!) (Set of 4) JHY-6AK5 Hytron black plate NOS 1952 (test between 6-8ma unmatched) (4 for $39.99)

(!!) (Set of 4) JHY-6AK5 Hytron black plate NOS 1952 (test between 6-8ma unmatched) (4 for $39.99)

$ 39.99
(!!) 6V6GT Philco by Sylvania tests like new 1957 (42.2ma)

(!!) 6V6GT Philco by Sylvania tests like new 1957 (42.2ma)

$ 39.99
(!) (Best Single #1) JHY-6AK5 Hytron black plate NOS 1952 (9.2ma)

(!) (Best Single #1) JHY-6AK5 Hytron black plate NOS 1952 (9.2ma)

$ 14.99
(!) (Best Single) 5Z3G Hytron NOS 1947 (51/40 and 51/40)

(!) (Best Single) 5Z3G Hytron NOS 1947 (51/40 and 51/40)

$ 29.99
(!) (Best Single) 6AH4GT Tungsol ITT NOS 1960's (34ma)

(!) (Best Single) 6AH4GT Tungsol ITT NOS 1960's (34ma)

$ 17.99
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