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Brimar CV4024 12AT7WA - MINT NOS Late 1960s-Early 1970s Black Plate Military Stock ECC81/12AT7 - (M.Pairs/Quads/Singles) - SAME AS Brimar 6060 Brand New, MINT NOS Rare 1950s Brimar Black Plate Square Getter 12AT7 ECC81 tubes with copper posts. Tubes have RTC label. Same Brimar etched code 5F6/565 on all tubes. Made in England. Very desirable 12AT7/ECC81. Single Tubes, Like New BRIMAR T-Series 6060, Premium 12AT7 Black Plates Tubes. BVA Logo, Made in England.
540 551 10A
Brimar - 1960s Black Plate CV4024 12AT7WA  Military Stock ECC81/12AT7 Brimar CV4024 12AT7WA - Single Tubes MINT NOS NIB 1965-66 Black Plate Military Stock ECC81/12AT7 - SAME AS Brimar 6060 - IMPERFECT SCORES Brand New, MINT NOS NIB 1971-76 Brimar Military Production CV4024 12AT7WA tubes with Black Plates and copper posts. STC Production, Made in England. Very desirable 12AT7/ECC81 type tube for both Audio and Guitar applications.
940 940-IMP 942
Brimar CV4024 12AT7WA - Single Tubes MINT NOS NIB 1960-62 Black Plate Military Stock ECC81/12AT7 - SAME AS Brimar 6060 - STC KB/AD or KB/FD. Brand New, MINT NOS NIB 1965-66 Brimar Military Production CV4024 12AT7WA tubes with Black Plates and copper posts. STC Production, Made in England. Very desirable 12AT7/ECC81 type tube for both Audio and Guitar applications. Brand New MINT NOS NIB Rare 1970-71 BRIMAR CV4033 Black Plate Military tubes. CV4033 Flying Lead is Premium Grade, High Reliability Long Life version of CV4024/6060/ECC81/12T7 valves. STC Rochester Plant Date Codes. Made in England.
941S 940S 2040M
Brand New MINT NOS NIB Rare Mid-Late 1960s BRIMAR CV4033 Black Plate Military tubes. CV4033 Flying Lead is Premium Grade, High Reliability Long Life version of CV4024/6060/ECC81/12T7 valves. STC Rochester Plant Date Codes. Made in England. Brand New MINT NOS Rare 1960-62 - BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes. Factory tested and serialized*. CV4033 Flying Lead is a PremGrade, High Reliability Long Life version of CV4024/ECC81/12AT7. STC Rochester Plant Prod England Brand New MINT NOS Rare 1960-62 BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes. Factory tested/serialized*. CV4033 Flying Lead is a Prem Grade, High Reliability Long Life version of CV4024/ECC81/12AT7. STC Rochester Plant England. IMPERF
2041M 2042M 2042MI
Brand New MINT NOS Rare 1960-62 - BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes with IMP FLASH.Factory tested and serialized*. CV4033 Flying Lead is a PremGrade, High Rel Long Life ver. of CV4024/ECC81/12AT7. STC Rochester Plant Prod Engl Brand New MINT NOS NIB Rare 1970-71 BRIMAR CV4033 Black Plate Military tubes. CV4033 Flying Lead is Premium Grade, High Reliability Long Life version of CV4024/6060/ECC81/12T7 valves. STC Rochester Plant Date Codes. Made in England. IMPERFECT TEST SCORES. Brand New MINT NOS NIB Rare 1960-62 BRIMAR CV4033 Black Plate Military tubes. CV4033 Flying Lead is Premium Grade, High Reliability Long Life version of CV4024/6060/ECC81/12T7 valves. STC Rochester Plant Date Codes. Made in England.
2042MG 2040M-IMP 2044M
IMPERFECT SCORES. Brand New, MINT NOS NIB Rare 1958 BRIMAR CV4033 3-MICA Black Plate Halo GT, Copper Grid Post Military tubes. IMFactory tested and serialized*.  CV4033 Flying Lead is a Prem Grade, High Rel Long Life ver of CV4024/ECC81/12AT7. STC Eng Brand New, MINT NOS NIB Mid 1960s Brimar Military Production CV4024 12AT7WA tubes with Black Plates and copper posts. STC Production, Made in England. Relabeled and boxed by Tronix as 6201. Very desirable 12AT7/ECC81 type tube for both Audio and Guitar ap Brand New, MINT NOS NIB Mid 1960s Brimar Military Production CV4024 12AT7WA tubes with Black Plates and copper posts. STC Production, Made in England. Relabeled and boxed by Tronix as 6201. Very desirable 12AT7/ECC81 type tube for both Audio and Guitar ap
2045MI 940-T 940-TI
Like New, lightly used Rare 1960s BRIMAR 13D9 Industrial grade with Black Plate and Copper Grid Posts  with BVA logo. 13D9 is a Special Grade Variant of CV4024/ECC81/12AT7 valves. STC Rochester Plant Date Codes are faint and painted on instead of etching Like New, lightly used Rare 1960s BRIMAR 13D9 Industrial grade with Black Plate and Copper Grid Posts  with BVA logo with IMPERFECT GETTER FLASH. 13D9 is a Special Grade Variant of CV4024/ECC81/12AT7 valves. STC Rochester Plant Date Codes. Like New, lightly used Rare 1960s BRIMAR 13D9 Industrial grade with Black Plate and Copper Grid Posts  with BVA logo with IMPERFECT TEST SCORES. 13D9 is a Special Grade Variant of CV4024/ECC81/12AT7 valves. STC Rochester Plant Date Codes.
1131 1131-G 1131-IMP
Brand New MINT NOS NIB Rare 1960 BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes. Factory tested and serialized*. CV4033 Flying Lead is a PremGrade, High Reliability Long Life version of CV4024/ECC81/12AT7. STC Rochester Plant Prod England. Brand New MINT NOS Rare 1960-62 - BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes. Factory tested and serialized*. CV4033 Flying Lead is a PremGrade, High Reliability Long Life version of CV4024/ECC81/12AT7. STC Rochester Plant England - SL Brand New MINT NOS Rare 1960-62 - BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes. Factory tested and serialized*. CV4033 Flying Lead is a PremGrade, High Reliability Long Life version of CV4024/ECC81/12AT7 STC Rochester Plant England SLIMP
2048M 2042M-SL 2042M-SL-IMPSC
Brand New MINT NOS NIB Rare 1960 BRIMAR CV4033 Black Plate with Copper Grid Post Military tubes. Factory tested and serialized*. CV4033 Flying Lead is a PremGrade, High Reliability Long Life version of CV4024/ECC81/12AT7. STC Rochester Plant Prod England. Brand New. MINT NOS NIB La Radiotechnique 12AT7WA 1970 Professional Grade with dual getter support. Laboratoire central des industries électriques LCIE triangle mark on all tubes. Etched Suresnes Plant codes, Made in France. Very fine 12AT7 ECC81 tubes. Fresh from UK (yes, there are still some fine American tubes hiding in Europe), Brand New, 1964 RAYTHEON 3 MICA 12AT7WA Black Plate Tubes in bulk pack. These Raytheon 12AT7 tubes are a fine example of the better US made tubes.
2048MZ 1156 157
Brand New, MINT NOS Late 1960s MINT NOS VEB Röhrenwerk Mühlhausen with Dual Support. Made in East Germany. RFT - MINT NOS NIB E. German 12AT7 Tubes Brimar Label RFT E. German ECC81 12AT7 Tubes Tungsram Label
36 89 89-T