12AU7 BRIMAR. AMPLITREX AT 1000. Tested on Amplitrex AT1000 Advance Digital Tube Tester. We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.
Item Tag: 12AU7
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1x Brimar CV491 B329 Long Plates Square Getter – Rochester, GB 1956 – Tests NOS
Made in Gt. “Like a warm British jacket of the finest tweed, these glorious tubes have an attractive sweet warmth in their midrange and lower regions.”. The top end is silky and pleasant and doesn’t get rolled off.
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1x Brimar CV491 12AU7 Long Plates O-Getter – Rochester 1961
Made in Gt. “Like a warm British jacket of the finest tweed, these glorious tubes have an attractive sweet warmth in their midrange and lower regions.”. The top end is silky and pleasant and doesn’t get rolled off.
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Very Rare BRIMAR Made 1960 NIB / NOS MULLARD ECC82 / 12AU7
Very Rare BRIMAR Made 1960 NIB / NOS MULLARD ECC82 / 12AU7. The BRIMAR codes on the reverse 1C0/1571, shows it was made at the Brimar Plant in the first week of March, 1960. The 1571 is the Brimar code for 12AU7.
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One Early Brimar 12AU7 Tube, Long Plate BVA Registered In England
The tube code detectable is 4L 17571 and 4 2 11. Most of my tubes were U.S. made.
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Brimar 12AU7 CV4003 CV491 ECC82 Long Black Plate NOS D Getter Matched Pair
They are tested NOS, balanced tightly matched on my TV-7/U and sound wonderful on my hifi system. These tubes can be used in plcae of 12AU7 or 6072 which upgrades your system to the next level. They are deadly quiet with very harmonic sounding quality.
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Sweet TRIO LOT (3) Lot 1955 RCA Long Black Plates Angled āDā Getter 12AU7 ECC82
You are buying a trio (3) lot of the well regarded 1955 RCA long black plates. top angled “D” getters. 12AU7 preamp tubes. These tubes were born in 1955 in the USA. No shorts and are ready to use for your next audio project(s).
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1950s RCA USA 12AU7A ECC82 7030 LONG-PLATE SINGLE-TUBE HOLY-GRAIL “D-GETTER” NOS
12AU7A = ECC82 = 7030. RCA USA 12AU7A. 12AU7A FACTORY SPECIFICATION is 10,5mA/10,5mA for 100% mA. REAL 1950s RCA LONG -PLATE 12AU7A. Since The Einstein Preamplifier uses only one 1 x 12AU7, it’s important to have a mirror-matched triode tube, low-noise balanced & matched like this 12AU7A.