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EF86 6762 Z729 Tesla RFT Tungsram VINTAGE Tested Strong
RARE VINTAGE EUROPEAN PREAMP TUBE STOCK 💎 A highly regarded EF86 / 6762 / Z729 small-signal pentode selection from Tesla, RFT, and Tungsram. Clean preowned condition with strong test results and excellent value for serious tube systems. Tube Details and Codes 📌 • Tube types: EF86 / 6762 / Z729 • Brands: Tesla, RFT, Tungsram • Origin: Germany, Czechoslovakia, and Hungary vintage production • Preowned stock with attractive cosmetic condition Testing and Performance ⚡ • Tested and confirmed in good working condition • Strong measurements on the tester • Suitable for phono stages, preamps, and high-gain applications • Low-noise potential for refined tube audio setups Sonic Signature 🎵 • Known for detailed mids, airy treble, and precise imaging • Delivers musical texture with a lively, open presentation • Excellent choice for classic European tube character
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.
-01KR5EARNDEVHBRG1XFCT372CE.jpg) EF86 6762 Z729 Tesla RFT Tungsram VINTAGE Tested Strong |  6SN7 6H8C USA Vintage Tested TV7 Matched Triode |  12AT7 ECC81 VINTAGE Black Plate USA Test Good Matched | -01KR5FT9SA8FPN4T8PYF0VJQY2.jpg) Vintage EF86/ 6762/ Z729 – Valvo, Philips – O getter | -01KR5GBV05A82Z5AWDYAZV81P9.jpg) 6SN7 6H8C RCA VINTAGE Black Plate USA Matched Pair | -01KR5HF29QY3Q9XTTHZE2F806Y.jpg) 6DJ8 E88CC Amperex VINTAGE TV-7 Tested Holland |  6DJ8 E88CC Mullard VINTAGE Made In England Strong TV7 Test | -01KR5GMC7FHAY667FC00JGN4YB.jpg) 6SN7 6H8C JAN CANADA VINTAGE Tested TV7 | |
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| Price | $64.00 | $98.00 | $71.00 | $74.00 | $86.00 | $90.00 | $101.00 | $86.00 |
| Origin & Factory | German Czechoslovak Hungarian | USA-made vintage | vintage USA | european vintage stock | Made in USA | made in holland | Made in England | Made in Canada |
| Stock Condition | preowned vintage stock | preowned vintage stock | single tube | used audio tube | matched pair | single vintage pair | single vintage tube | Vintage preowned stock |
| Measured Performance | tested strong working | TV-7 tested verified | tested good, emission verified | strong emission tested | TV-7 tested strong | tv-7 tested good | TV-7 strong emission | TV-7 tested good |
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