RFT ECC82 — Vintage European Dual Triode
Grade: Gold Series
Laboratory Verified
Laboratory Verified
Top Getter
Dual Triode Construction
Yellow/Gold Labeling
Amplitrex AT1000 Verified
Dual Triode Construction
Yellow/Gold Labeling
Amplitrex AT1000 Verified
Available for purchase is a single (1 piece) premium RFT ECC82 / 12AU7 dual triode tube, a staple of classic European vacuum tube engineering. This unit features the traditional Top Getter and the distinct RFT yellow print.
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. | Triode Section | Parameter Ip mAdc | Result Ip mAdc | % Ip | Parameter Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| #4545001 | Section 1 (T1) | 10.5 | 9.2 | 87.6% | 2200 | 2300 | 104.5% |
| Section 2 (T2) | 10.5 | 10.8 | 102.8% | 2200 | 2700 | 122.7% |
Technical Note: Percentage calculations are based on standard factory specifications for the 12AU7 ($I_p$ = 10.5mA, $G_m$ = 2,200 uMhos). These results indicate strong transconductance and healthy emission.
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