SIEMENS E82CC / 12AU7 – MATCHED PAIR (2 PCS)
Grey Plate
Top Ring Getter
Made in Germany
Dual Triode E82CC / 12AU7 / 6189
New in White Box
Amplitrex AT1000 Tested
Up for sale is a matched pair (2 pcs) of premium vintage NOS Siemens E82CC (premium industrial/audio equivalent to 12AU7 / ECC82) dual triode vacuum tubes, manufactured in Germany and supplied in individual white boxes. Celebrated worldwide for their exceptional micro-detail, laser-focused soundstage imaging, and ultra-low noise floor, these German-made tubes feature sturdy grey plates and top ring getter structures. An ideal upgrade choice for audiophile preamplifiers, line stages, DAC buffer stages, and headphone amplifiers requiring 12AU7 / ECC82 / E82CC / 6189 series tubes.
Both tubes have been fully tested on a precision Amplitrex AT1000 tube tester. Measured Plate Current (Ip in mA) and Mutual Conductance (uMhos) alongside percentage performance ratings relative to nominal factory reference specs (Reference: 10.5 mA / 2,200 uMhos) are detailed in the table below.
| Serial No. | Triode Section | Plate Current (Ip) | Mutual Conductance (uMhos) | ||||
|---|---|---|---|---|---|---|---|
| Ref Spec | Result | % Ip | Ref Spec | Result | % uMhos | ||
| SR.NO.2548008 | Triode 1 (T1) | 10.5 mA | 9.6 mA | 91% | 2200 | 2000 | 91% |
| Triode 2 (T2) | 10.5 mA | 10.2 mA | 97% | 2200 | 2100 | 95% | |
| SR.NO.2548014 | Triode 1 (T1) | 10.5 mA | 9.6 mA | 91% | 2200 | 2000 | 91% |
| Triode 2 (T2) | 10.5 mA | 10.0 mA | 95% | 2200 | 2100 | 95% | |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
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