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(!!!) (Best Single #3) 12AX7A Sylvania NOS 1970's (Gm=2400/2600 and 1.6/1.9ma)

(!!!) (Best Single #3) 12AX7A Sylvania NOS 1970's (Gm=2400/2600 and 1.6/1.9ma)

$ 74.99
(!!!) (BEST SINGLE #3) GZ32 Miniwatt Dario France NOS 1955 partially faded printing (62/40 and 62/40) small rattle inside base

(!!!) (BEST SINGLE #3) GZ32 Miniwatt Dario France NOS 1955 partially faded printing (62/40 and 62/40) small rattle inside base

$ 88.88
(!!!) (BEST SINGLE 1964) AFLC-12AX7WA Sylvania NOS 1964 (Gm=1900/1900)

(!!!) (BEST SINGLE 1964) AFLC-12AX7WA Sylvania NOS 1964 (Gm=1900/1900)

$ 74.99
(!!!) (Best Single 1965) JHS-12AX7WA Sylvania NOS 1965 (1.3/1.5ma and Gm=1700/1800)

(!!!) (Best Single 1965) JHS-12AX7WA Sylvania NOS 1965 (1.3/1.5ma and Gm=1700/1800)

$ 89.99
(!!!) (Best Single) 12AT7=ECC81 Siemens Halske Germany branded Telefunken NOS 1961 (12.2ma/10ma)

(!!!) (Best Single) 12AT7=ECC81 Siemens Halske Germany branded Telefunken NOS 1961 (12.2ma/10ma)

$ 59.99
(!!!) (Best Single) 12AU7A Tungsol tall ribbed plates NOS

(!!!) (Best Single) 12AU7A Tungsol tall ribbed plates NOS "O" getter halo 1960 era (10.8/11.4ma)

$ 59.99
(!!!) (Best Single) 12AU7WA=6189 Sylvania NOS 1960's (10/10ma) 1-2% section balance

(!!!) (Best Single) 12AU7WA=6189 Sylvania NOS 1960's (10/10ma) 1-2% section balance

$ 29.99
(!!!) (Best Single) 5BK7A RCA branded Raytheon black plates NOS 1960's (14/14.3ma) (Highest Ma and Gm)

(!!!) (Best Single) 5BK7A RCA branded Raytheon black plates NOS 1960's (14/14.3ma) (Highest Ma and Gm)

$ 9.99
(!!!) (Best Single) 6350 RCA black plates NOS

(!!!) (Best Single) 6350 RCA black plates NOS "O" getter NOS 1960's (16.0/16.2ma) (Highest Ma and Gm)

$ 34.99
(!!!) (Best Single) 6BQ5 Sylvania black plate NOS 1950's (55.5ma)

(!!!) (Best Single) 6BQ5 Sylvania black plate NOS 1950's (55.5ma)

$ 69.99
(!!!) (Best Single) 6BX7GT Sylvania

(!!!) (Best Single) 6BX7GT Sylvania "O" getter NOS 1960's (73.6ma/83.3ma)

$ 19.99
(!!!) (Best Single) 6BX7GT Sylvania Motorola triple mica

(!!!) (Best Single) 6BX7GT Sylvania Motorola triple mica "O" getter NOS 1963 (73.6ma/75.6ma) (close triode balance)

$ 21.99
(!!!) (BEST SINGLE) 6CA4=EZ81 GE NOS 1970 (55/40 and 55/40) 1% section balance

(!!!) (BEST SINGLE) 6CA4=EZ81 GE NOS 1970 (55/40 and 55/40) 1% section balance

$ 29.99
(!!!) (Best Single) 7025 Sylvania NOS 1970's (Gm=2200/2300 and 1.4/1.5ma)

(!!!) (Best Single) 7025 Sylvania NOS 1970's (Gm=2200/2300 and 1.4/1.5ma)

$ 129.99
(!!!) (Best Single) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1961 (Premium 6BL8 SUB) (Highest mA and Gm)

(!!!) (Best Single) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1961 (Premium 6BL8 SUB) (Highest mA and Gm)

$ 54.99
(!!!) (Best Single) GZ30=5Z4GT Mullard UK NOS 1962 (56/30 and 56/30) (rare) 1% section balance

(!!!) (Best Single) GZ30=5Z4GT Mullard UK NOS 1962 (56/30 and 56/30) (rare) 1% section balance

$ 179.99
(!!!) (Best Single) GZ30=5Z4GT Mullard UK NOS 1962 (57/30 and 58/30) (rare) 1-2% section balance

(!!!) (Best Single) GZ30=5Z4GT Mullard UK NOS 1962 (57/30 and 58/30) (rare) 1-2% section balance

$ 179.99
(!!!) (BEST SINGLE) GZ32 Miniwatt Dario France NOS 1955 era (63/40 and 63/40) small rattle inside base

(!!!) (BEST SINGLE) GZ32 Miniwatt Dario France NOS 1955 era (63/40 and 63/40) small rattle inside base

$ 99.99
(!!!) (Best Singles) 374A Western Electric black plate used/test like new 1960's (21-25ma) (8 in stock)

(!!!) (Best Singles) 374A Western Electric black plate used/test like new 1960's (21-25ma) (8 in stock)

$ 24.99
(!!!) (BEST SOUNDING PAIR) 5Y3GT RCA Motorola NOS 1970 (56-60/40 x 2 tubes)

(!!!) (BEST SOUNDING PAIR) 5Y3GT RCA Motorola NOS 1970 (56-60/40 x 2 tubes)

$ 119.99
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