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(!!!) (Recommended Single) 5Z3G RCA NOS 1971 (56/40 and 58/40)

(!!!) (Recommended Single) 5Z3G RCA NOS 1971 (56/40 and 58/40)

$ 29.99
(!!!) (SINGLE) 12AU7 RCA tall black plates

(!!!) (SINGLE) 12AU7 RCA tall black plates "D" getter used/good 1950's (9.8/8.2ma)

$ 29.99
(!!!) (single) ECC81=12AT7 Philips Miniwatt by Mullard UK like new

(!!!) (single) ECC81=12AT7 Philips Miniwatt by Mullard UK like new "o" getter 1957 (8.2/7.6ma) (Mitcham plant)

$ 59.99
(!!!) (slightly microphonic) ECC81=12AT7 Miniwatt by Mullard NOS 1970 (9.6/10.6ma)

(!!!) (slightly microphonic) ECC81=12AT7 Miniwatt by Mullard NOS 1970 (9.6/10.6ma)

$ 39.99
(!!!) 12AU7 RCA tall gray plates

(!!!) 12AU7 RCA tall gray plates "D" getter used/good 1953 (9.2/9.8ma)

$ 29.99
(!!!) 12AU7A GE

(!!!) 12AU7A GE "U" getter low hours/tests like new 1957 (10.0/8.8ma)

$ 24.99
(!!!) 12SN7GTA Sylvania branded RCA used/good 1967 (10/12.5ma)

(!!!) 12SN7GTA Sylvania branded RCA used/good 1967 (10/12.5ma)

$ 8.99
(!!!) 5881 Tungsol used/good 1957 (58ma)

(!!!) 5881 Tungsol used/good 1957 (58ma)

$ 59.99
(!!!) 6V6G Zenith Sylvania engraved base used/good 1930's (39ma)

(!!!) 6V6G Zenith Sylvania engraved base used/good 1930's (39ma)

$ 49.99
(!!) (Best Overall Single) 407A Western Electric NOS 1963 (53/26 and 53/26) 1-2% section balance

(!!) (Best Overall Single) 407A Western Electric NOS 1963 (53/26 and 53/26) 1-2% section balance

$ 44.44
(!!) (Best Pair #2) 407A Western Electric D getter NOS 1966-1968 (40-40/26 and 42-43/26) 1-5% section balance

(!!) (Best Pair #2) 407A Western Electric D getter NOS 1966-1968 (40-40/26 and 42-43/26) 1-5% section balance

$ 74.44
(!!) (Best Single) 5687 Tungsol rebranded CBS black plates

(!!) (Best Single) 5687 Tungsol rebranded CBS black plates "U" getter NOS 1950's (38/48ma)

$ 79.99
(!!) (Best Single) 6K6GT RCA black plate NOS 1960 (44.2ma)

(!!) (Best Single) 6K6GT RCA black plate NOS 1960 (44.2ma)

$ 14.99
(!!) (Best Value Used) ECC81=12AT7 Siemens Halske Germany

(!!) (Best Value Used) ECC81=12AT7 Siemens Halske Germany "D" getter 1960 era used/good (8.8/7.5ma)

$ 24.99
(!!) (Recommended Single) 6350 Sylvania black plate NOS

(!!) (Recommended Single) 6350 Sylvania black plate NOS "U" getter halo 1957 (9/10ma)

$ 34.99
(!!) (Single) 12BH7A GE ribbed plates NOS 1977 (9.2/11.2ma)

(!!) (Single) 12BH7A GE ribbed plates NOS 1977 (9.2/11.2ma)

$ 54.99
(!!) (Single) 5814WA GE NOS 1962-1963 (9/10.2ma)

(!!) (Single) 5814WA GE NOS 1962-1963 (9/10.2ma)

$ 39.99
(!!) (Single) JAN-5670W GE used/good 1970's (6.8/6.0ma)

(!!) (Single) JAN-5670W GE used/good 1970's (6.8/6.0ma)

$ 14.99
(!!) (Single) JAN-CEA-6094 Bendix used/good 1956 1st series made with mica supports at top (48ma)

(!!) (Single) JAN-CEA-6094 Bendix used/good 1956 1st series made with mica supports at top (48ma)

$ 98.88
(!!) 12SN7GT Sylvania Philco chrome top black plates NOS 1956 (8.2/8.4ma)

(!!) 12SN7GT Sylvania Philco chrome top black plates NOS 1956 (8.2/8.4ma)

$ 17.99
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