RFT ECC82 — Vintage Dual Triode
Laboratory Verified
New in Original BoxAmplitrex AT1000 Verified
Up for Sale is a single 1 piece premium RFT ECC82 / 12AU7 dual triode tube, a staple of classic vacuum tube engineering. This unit features the traditional Foil Getter & Grey Plate and the distinct RFT yellow print. Which Comes in original Box.
This specific tube has been fully tested on the Amplitrex AT1000 professional analyzer. It shows excellent balance and strong emission, providing the reliable performance and low-microphonic character that vintage RFT tubes are celebrated for in audio preamplification.
| Serial No. | Test Triode | Parameter Ip mAdc | Result Ip mAdc | % Ip | Parameter Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| 4545001 | T1 | 10.5 | 9.2 | 87.6% | 2200 | 2300 | 104.5% |
| T2 | 10.5 | 10.8 | 102.8% | 2200 | 2700 | 122.7% |
Technical Note: Percentage calculations are based on standard factory specifications for the 12AU7 (Ip = 10.5mAdc , Gm = 2,200 uMhos). These results indicate strong transconductance and healthy emission.
Note: Custom duties and taxes are the responsibility of the buyer in their country.
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