Mullard ECC82 / 12AU7 – Short Grey Plate / Disc Getter
NOS Matched Pair
British Made
Short Grey Plate
Disc Getter
British Made
Short Grey Plate
Disc Getter
Offering a matched pair (2 Pcs) of Mullard ECC82 / 12AU7 dual triodes, Serial Nos. 2707954 and 2707962. These premium British Made specimens feature authentic Short Grey Plate construction, Disc Getters, and carry the etched date code E3I. Recognized for their smooth, musical response and rugged reliability, these Mullard valves are ideal for high-fidelity preamplification. Both units are New in White Boxes and have been laboratory characterized on the Amplitrex AT1000.
- Type: ECC82 / 12AU7 Brand: Mullard
- Condition: New in White Box Construction: Short Grey Plate/Disc Getter
- Origin: Great Britain Date Code: E3I
- Testing: Amplitrex AT1000
Laboratory Characterization: Tested against industry standard 12AU7 parameters . These specimens exhibit exceptionally balanced gain, with all four triode sections measuring exactly 1900 uMhos transconductance.
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
| Sr. No. | Test Triode | Parameter Ip (mAdc) | Result Ip (mAdc) | Percentage Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | Percentage Gm |
|---|---|---|---|---|---|---|---|
| 2707954 | T1 | 10.5 | 8.2 | 78.1% | 2200 | 1900 | 86.4% |
| T2 | 10.5 | 8.8 | 83.8% | 2200 | 1900 | 86.4% | |
| 2707962 | T1 | 10.5 | 7.8 | 74.3% | 2200 | 1900 | 86.4% |
| T2 | 10.5 | 7.0 | 66.7% | 2200 | 1900 | 86.4% |
✉️ For technical inquiries, please Email us at [email protected]
Whatsapp: +1 (630) 597-3966
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