Mullard ECC82 / 12AU7
“D” GETTER | LONG BLACK PLATE | BRITISH MADE | SINGLE TUBE
Great Britain
Long Black Plate
“D” Getter
Up for sale is a rare, early-production Mullard ECC82 / 12AU7 vacuum tube. Made in Great Britain, this high-performance specimen features the legendary Long Black Plates and a “D” Getter. This combination is highly prized by audiophiles for its rich harmonic content and unparalleled midrange warmth.
Precision tested on our Amplitrex AT1000 digital laboratory system, the results below utilize the Percentage Method against original factory design-center specifications (Ip = 10.5 mA / Gm = 2200 µMhos). This tube tests very strong with perfect balance between sections.
| Serial No. | Test Triode – T1/T2 | Parameter ip mAdc | Result ip mAdc | % Ip (Emission) | Parameter Gm uMhos | Result Gm uMhos | % Gm (Transc.) |
|---|---|---|---|---|---|---|---|
| #2001061 | Triode 1 | 10.5 | 11.8 | 112.4% | 2200 | 2130 | 96.8% |
| Triode 2 | 10.5 | 11.8 | 112.4% | 2200 | 2200 | 100.0% |
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
Note: Extended area surcharges may apply for remote addresses; please confirm before checkout.
Quality Verified Since 1970
Specializing in thoroughly tested and screened quality vacuum tubes.
Testing equipment includes Amplitrex AT1000, Hickok 752a, and AVO Type 160.
Custom duties and taxes are the responsibility of the buyer in their country.
Support: [email protected] Precision Verified — NOS Audio Tubes
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