Mullard ECC83 — Rare Long Plate
MADE IN GREAT BRITAIN | LONG PLATE | RING GETTER
Rare Long Plate
Ring Getter
Amplitrex Verified
Up for sale is a premium vintage Mullard ECC83 (12AX7) featuring the highly coveted Long Plate construction and Ring Getter. Manufactured in Great Britain, this long-plate version is prized by audiophiles and musicians alike for its expansive soundstage, superior clarity, and signature British warmth.
This tube has been precision tested on the Amplitrex AT1000 digital laboratory tester. The results below follow the Percentage Method against original factory design-center specifications (Ip = 1.2 mA / Gm = 1600 µMhos). Testing at over 130% emission, this specimen is in exceptional health and ready for high-fidelity audio service.
| Sr. No. | Test Triode – T1/T2 | Parametre 1p mAdc | Result 1p mAdc | % Ip | Parametre Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| #436031 | Triode 1 | 1.2 | 1.7 | 141.6% | 1600 | 1700 | 106.2% |
| Triode 2 | 1.2 | 1.6 | 133.3% | 1600 | 1770 | 110.6% |
⚠️ Note: Custom duties and taxes are the responsibility of the buyer in their country.
Note: Custom duties and taxes are the responsibility of the buyer in their country.
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