MULLARD ECC82 / 12AU7 — Vintage Made in Great Britain Pair
Grade: NOS Series
Laboratory Verified
Made in Great Britain
Laboratory Verified
Made in Great Britain
Top Square Getter
Gray Plates
BVA Logo
Amplitrex AT1000 Precision Tested
Gray Plates
BVA Logo
Amplitrex AT1000 Precision Tested
Offering a professional-grade matched pair of Mullard ECC82 / 12AU7 tubes, iconic British-made specimens. These feature the highly regarded Top Square Getter and Gray Plate internals, famous for their warm, lush sonic profile and wide soundstage.
Both tubes have been fully tested on the Amplitrex AT1000 digital laboratory tester. Results are presented using our transparency method, comparing actual performance against the original factory 100% design-center specifications.
| Serial No. | Triode Section | Parameter Ip mAdc | Result Ip mAdc | % Ip | Parameter Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| #3515001 | Section 1 (T1) | 10.5 | 9.8 | 93% | 2200 | 2200 | 100% |
| Section 2 (T2) | 10.5 | 9.4 | 89% | 2200 | 2160 | 98% | |
| #3515002 | Section 1 (T1) | 10.5 | 7.2 | 68% | 2200 | 1500 | 68% |
| Section 2 (T2) | 10.5 | 9.2 | 87% | 2200 | 2100 | 95% |
Technical Note: Custom duties and Taxes are the Responsibility of the Buyer in their Country
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Precision Verified — NOS Audio Tubes
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