Tesla ECC83 — Vintage Black Plate
MADE IN CZECHOSLOVAKIA | TOP RING GETTER | BLACK PLATE
Vintage Tesla
Top Ring Getter
Amplitrex AT1000
Available for purchase is a classic vintage Tesla ECC83 (12AX7) preamp tube, made in Czechoslovakia. This unit features the highly sought-after Black Plate construction and Top Ring Getter. Tesla valves are renowned for their industrial-strength build quality and unique harmonic richness.
Precision tested on the Amplitrex AT1000 digital laboratory tester, the results below utilize the Percentage Method against original factory design-center specifications (Ip = 1.2 mA / Gm = 1600 µMhos).
| Serial No. | Test Triode – T1/T2 | Parameter ip mAdc | Result ip mAdc | % Ip (Emission) | Parameter Gm uMhos | Result Gm uMhos | % Gm (Transc.) |
|---|---|---|---|---|---|---|---|
| #190073 | Triode 1 | 1.2 | 0.5 | 41.6% | 1600 | 1300 | 81.2% |
| Triode 2 | 1.2 | 0.7 | 58.3% | 1600 | 1500 | 93.7% |
⚠️ Note: 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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