Zaerix 12AU7 / ECC82
GREY PLATE | RING GETTER | MADE IN HOLLAND | NOS SINGLE
Dutch Production
Grey Plate
Amplitrex AT1000
Up for sale is a premium vintage Zaerix 12AU7 / ECC82, manufactured in Holland. This NOS unit features the iconic Dutch construction with a Grey Plate and Ring Getter, highly regarded by audiophiles for delivering a smooth, refined tonal character and reliable long-term performance.
Precision tested on our Amplitrex AT1000 digital laboratory tester, the results below utilize the Percentage Method against original factory design-center specifications (Ip = 10.5 mA / Gm = 2200 µMhos). This tube displays healthy emission and stable vintage parameters.
| Serial No. | Test Triode – T1/T2 | Parameter ip mAdc | Result ip mAdc | % Ip (Emission) | Parameter Gm uMhos | Result Gm uMhos | % Gm (Transc.) |
|---|---|---|---|---|---|---|---|
| #2185001 | Triode 1 | 10.5 | 9.2 | 87.6% | 2200 | 1900 | 86.4% |
| Triode 2 | 10.5 | 8.4 | 80.0% | 2200 | 1470 | 66.8% |
⚠️ 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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