Siemens ECC82 — Silver Plate Pair
NOS MATCHED PAIR | MADE IN GERMANY | TOP RING GETTER
NOS Matched Pair
Made in Germany
Amplitrex Verified
Offering a laboratory-matched pair (2 pcs) of vintage Siemens ECC82 (12AU7) dual triodes. These premium German-made valves feature the highly regarded Silver Plate construction and Top Ring Getter. Siemens Silver Plates are world-renowned for their exceptional transparency and precision in high-fidelity audio applications.
Both tubes are New Old Stock (NOS) in clean white boxes and have been fully characterized on the Amplitrex AT1000 digital laboratory tester. The data below is presented using the Percentage Method against original factory design-center specifications (Ip = 10.5 mA / Gm = 2200 µMhos).
| Serial No. | Test Triode – T1/T2 | Parameter ip mAdc | Result ip mAdc | % Ip (Emission) | Parameter Gm uMhos | Result Gm uMhos | % Gm (Transc.) |
|---|---|---|---|---|---|---|---|
| #5017003 | Triode 1 | 10.5 | 8.0 | 76.1% | 2200 | 1700 | 77.2% |
| Triode 2 | 10.5 | 8.4 | 80.0% | 2200 | 1900 | 86.3% | |
| #5017004 | Triode 1 | 10.5 | 8.6 | 81.9% | 2200 | 2100 | 95.4% |
| Triode 2 | 10.5 | 8.2 | 78.0% | 2200 | 1900 | 86.3% |
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
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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