6DJ8 E88CC Ei VINTAGE Yugoslavian Tested Good (Bóng đèn Ecc85/ 6AQ8 – Ei - Made in Nam Tư)
RARE VINTAGE YUGOSLAVIAN AUDIO TUBE — ACTUAL PHOTO 💎 Classic Ei ECC85 / 6AQ8 preamp tube, made in Yugoslavia and tested good on a TV-7 tester. A highly desirable vintage European small-signal tube with strong appeal for restoration, replacement, and serious tube rolling. Tube Details and Codes 📌 • US code: 6AQ8 • European code: ECC85 • Brand/Factory: Ei • Origin: Yugoslavia • Tested good on TV-7 Testing and Performance ⚡ • Emissions verified on TV-7 tube tester • Clean, functional vintage example • Suitable for use in phono stages, tuners, and preamp circuits • Ideal for collectors seeking authentic European stock Sonic Signature 🎵 • Known for open mids and refined detail • Smooth, musical presentation with vintage character • Excellent choice for classic high-end tube gear
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The Vintage Preamp Collection
Capture the atmospheric depth of the golden era with laboratory-verified signal artifacts that translate historical manufacturing mastery into a radiant and immersive listening experience.
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| Price | $77.00 | $71.00 | $84.00 | $71.00 | $90.00 | $79.00 | $82.00 | $83.00 |
| Origin & Factory | Yugoslavian Ei-made | Made in USA vintage | Telefunken German vintage | Made in Germany | Made in France | Tesla Czech military | Made Czechoslovakia | German vintage RFT |
| Stock Condition | vintage tested good | preowned tested tube | single vintage tube | vintage used tube | Vintage single tube | actual vintage stock | Used vintage single | single tube retail |
| Measured Performance | TV-7 emissions tested | test-checked operational | tested for emissions shorts | strong emissions tested | Strong TV-7 tested | strong tested emission | TV-7 tested strong | TV7 emissions tested |
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