RFT ECC82 / 12AU7
NOS NIB | GERMAN PRODUCTION | RING GETTER
Germany
Ring Getter
Amplitrex Tested
Up for sale is a premium RFT ECC82 (12AU7) vacuum tube, New Old Stock in its original factory box. Manufactured in Germany, RFT valves are celebrated for their rugged construction and linear electrical characteristics. This unit features a Ring Getter and has been fully screened for low noise and high stability.
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 represents excellent value for audiophiles seeking genuine European NOS quality.
| Serial No. | Test Triode – T1/T2 | Parameter ip mAdcIp | Result ip mAdc | % Ip (Emission) | Parameter Gm uMhos | Result Gm uMhos | % Gm (Transc.) |
|---|---|---|---|---|---|---|---|
| #4550001 | Triode 1 | 10.5 | 10.4 | 99.0% | 2200 | 2200 | 100.0% |
| Triode 2 | 10.5 | 11.4 | 108.6% | 2200 | 2300 | 104.5% |
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
Support: [email protected] Precision Verified — NOS Audio Tubes
Reviews
There are no reviews yet