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Preamp tubes

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(!!) (Best Brimar Single) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1967 (10.2/11.4ma)

(!!) (Best Brimar Single) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1967 (10.2/11.4ma)

$ 59.99
(!!) (Best Value Single) 12AX7 EI Yugoslavia Marshall Smooth Plates TELEFUNKEN copy NOS 1970's (0.7/0.6ma and Gm=1400/1300)

(!!) (Best Value Single) 12AX7 EI Yugoslavia Marshall Smooth Plates TELEFUNKEN copy NOS 1970's (0.7/0.6ma and Gm=1400/1300)

$ 19.99
(!) (READ REVIEW) 75 Sylvania NOS 1952 (35/19)

(!) (READ REVIEW) 75 Sylvania NOS 1952 (35/19)

$ 0.00
6AB8=ECL80 Amperex by Siemens Germany low hours/tests like new 1970 (67/35 and 32/20)

6AB8=ECL80 Amperex by Siemens Germany low hours/tests like new 1970 (67/35 and 32/20)

$ 6.99
(!) (Recommended Single) 6N7GT Raytheon coated glass NOS 1940's (3.2/3.5ma)

(!) (Recommended Single) 6N7GT Raytheon coated glass NOS 1940's (3.2/3.5ma)

$ 11.99
(!!!!) (Best Pair #3) 5670W GE NOS 1986 (8.4/7.2ma and 8.0/7.4ma) (Same Gm) 1-2% matched

(!!!!) (Best Pair #3) 5670W GE NOS 1986 (8.4/7.2ma and 8.0/7.4ma) (Same Gm) 1-2% matched

$ 48.88
6688=E180F Philips Miniwatt Holland SQ gold pins used/good 1966 (8.8ma)

6688=E180F Philips Miniwatt Holland SQ gold pins used/good 1966 (8.8ma)

$ 15.99
(!!) (Best Single) 13EM7 RCA coin-base black plates NOS 1970's (2.7/47.2ma)

(!!) (Best Single) 13EM7 RCA coin-base black plates NOS 1970's (2.7/47.2ma)

$ 10.99
(READ REVIEW) 12AX7 BRIMAR England shiney black ribbed plates

(READ REVIEW) 12AX7 BRIMAR England shiney black ribbed plates "D" getter 1955 (rare)

$ 0.00
24A Coronado ST-shape used/tests like new 1940's (45/25 and 4.1ma Gm=1100)

24A Coronado ST-shape used/tests like new 1940's (45/25 and 4.1ma Gm=1100)

$ 11.99
24A RCA Cunningham ST-shape used/tests like new 1940's (49/25 and 4.8ma Gm=1200)

24A RCA Cunningham ST-shape used/tests like new 1940's (49/25 and 4.8ma Gm=1200)

$ 13.99
24A Philco by Sylvania ST-shape used/good 1940's (48/25 and 3.7ma Gm=900)

24A Philco by Sylvania ST-shape used/good 1940's (48/25 and 3.7ma Gm=900)

$ 9.99
85AS Raytheon NOS

85AS Raytheon NOS

$ 9.99
(!!!) (Recommended Single) CV491=12AU7=ECC82 Brimar England NOS ribbed plates 1974 (9.4/9.2ma)

(!!!) (Recommended Single) CV491=12AU7=ECC82 Brimar England NOS ribbed plates 1974 (9.4/9.2ma)

$ 119.99
(!!!!) (Good Value 1962) M8137=12AX7S Philips SQ France ribbed plates NOS 1962 (0.8/0.9ma and Gm=1350/1350) (Special Quality 12AX7)

(!!!!) (Good Value 1962) M8137=12AX7S Philips SQ France ribbed plates NOS 1962 (0.8/0.9ma and Gm=1350/1350) (Special Quality 12AX7)

$ 129.99
6AB4 Tungsol NOS

6AB4 Tungsol NOS "D" getter 1950's (9.6ma)

$ 9.99
ECC83=12AX7 Mullard UK BVA long plates

ECC83=12AX7 Mullard UK BVA long plates "O" getter like new 1958 (f91 series) (1.2/1.2ma)

$ 299.99
(!!) (Good Value Single) JRP-5687WA Raytheon bronze plates used/good early 1960's (33/31.6ma)

(!!) (Good Value Single) JRP-5687WA Raytheon bronze plates used/good early 1960's (33/31.6ma)

$ 25.99
(!!) (Recommended Single) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1965-1967 (10.4/9.0ma)

(!!) (Recommended Single) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1965-1967 (10.4/9.0ma)

$ 59.99
12AU6 RCA NOS 1961 (7.3ma)

12AU6 RCA NOS 1961 (7.3ma)

$ 4.49
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