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(!!!) (Best Single #2) 7247=12DW7 Mullard UK rebranded RCA NOS 1969 (1.2ma and 9.2ma) (Copy)

(!!!) (Best Single #2) 7247=12DW7 Mullard UK rebranded RCA NOS 1969 (1.2ma and 9.2ma) (Copy)

$ 69.99
(!!!) (Best Single #3) 6SN7GTB Sylvania NOS 1960 era (8.6ma and 7.6ma)

(!!!) (Best Single #3) 6SN7GTB Sylvania NOS 1960 era (8.6ma and 7.6ma)

$ 64.99
(!!!) (Best Single - black plates) 12AX7 RCA Silvertone long ribbed black plates

(!!!) (Best Single - black plates) 12AX7 RCA Silvertone long ribbed black plates "U" getter used/tests like new 1956 (1.0ma/1.0ma and Gm=1600/1500) 1-3% section balance

$ 149.99
(!!!) (Best Single 1953) 12AX7 GE gray ribbed plates

(!!!) (Best Single 1953) 12AX7 GE gray ribbed plates "D" getter 1953 like new (Gm=1600/1600 and 1.1/1.0ma) (1st version)

$ 99.99
(!!!) (Best Single 1953) JG-5814 GE NOS

(!!!) (Best Single 1953) JG-5814 GE NOS "square getter halo" and "short wide ribbed dark black plates" 1953 in white box (11.0/12.5ma)

$ 49.99
(!!!) (Best Single 1956) 12BH7A GE gray oval plates NOS

(!!!) (Best Single 1956) 12BH7A GE gray oval plates NOS "U" getter 1956 (10/9.8ma)

$ 74.99
(!!!) (Best Single 1962) JHS-12AX7 Sylvania NOS 1962 (Gm=2600/2500 and 1.8/1.9ma)

(!!!) (Best Single 1962) JHS-12AX7 Sylvania NOS 1962 (Gm=2600/2500 and 1.8/1.9ma)

$ 99.99
(!!!) (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 E90F=6BH6 Philips Holland NOS 1963 (10.2ma)

(!!!) (Best Single E90F=6BH6 Philips Holland NOS 1963 (10.2ma)

$ 19.99
(!!!) (Best Single from 1951) 12SN7GT GE parallel black ribbed plates 1951 (7.6/8.4ma)

(!!!) (Best Single from 1951) 12SN7GT GE parallel black ribbed plates 1951 (7.6/8.4ma)

$ 24.99
(!!!) (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm)

(!!!) (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm)

$ 64.99
(!!!) (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) 12AZ7 Tungsol black plates

(!!!) (Best Single) 12AZ7 Tungsol black plates "D" getter halo NOS 1955 (12ma/14ma)

$ 19.99

(!!!) (Best Single) 26 RCA ST-14 tests like new 1952 (8.5ma)

$ 12.99
(!!!) (Best Single) 2C51=5670 Sylvania NOS 1970's (8.8/8.4ma)

(!!!) (Best Single) 2C51=5670 Sylvania NOS 1970's (8.8/8.4ma)

$ 34.99
(!!!) (Best Single) 311B Western Electric NOS 1956 (31.6ma)

(!!!) (Best Single) 311B Western Electric NOS 1956 (31.6ma)

$ 149.99
(!!!) (Best Single) 403A Western Electric NOS

(!!!) (Best Single) 403A Western Electric NOS "D" getter 1957 (8.7ma)

$ 44.99
(!!!) (Best Single) 5755=420A Western Electric clear top NOS 1958 (2.0ma/2.1ma)

(!!!) (Best Single) 5755=420A Western Electric clear top NOS 1958 (2.0ma/2.1ma)

$ 69.99
(!!!) (Best Single) 5814A GE

(!!!) (Best Single) 5814A GE "5 STAR" with "O" getter halo 1971 (12.0/11.6ma) (Same Gm) 1-2% section balance

$ 44.44
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