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12AT7 ECC81 Telefunken VINTAGE Diamond-Bottom Tested Strong
AUTHENTIC VINTAGE TELEFUNKEN STOCK — ACTUAL TESTED TUBE 💎 A highly desirable German-made ECC81/12AT7 from Telefunken, featuring the sought-after diamond-bottom base. Excellent used condition with strong test results, ideal for a premium preamp or driver stage. Tube Details and Codes 📌 • US Type: 12AT7 • European Type: ECC81 • Brand: Telefunken • Made in Germany • Diamond-bottom construction • Vintage original stock Testing and Performance ⚡ • Tested good on TV-7 • Verified for dependable emission • Clean, stable performance • Ready for serious audio use Sonic Signature 🎵 • Refined top end with excellent detail • Open, dimensional midrange • Tight, controlled bass response • Classic Telefunken clarity and precision
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.
-01KR59VKEPF7KER2XKXCVNF1B0.jpg) 12AT7 ECC81 Telefunken VINTAGE Diamond-Bottom Tested Strong |  12AU7 ECC82 Mullard Code B Philips VINTAGE Long Plate Tested Good |  6DJ8 E88CC Mullard VINTAGE Made In England Strong TV7 Test | -01KR5GBV05A82Z5AWDYAZV81P9.jpg) 6SN7 6H8C RCA VINTAGE Black Plate USA Matched Pair | -01KR5HF29QY3Q9XTTHZE2F806Y.jpg) 6DJ8 E88CC Amperex VINTAGE TV-7 Tested Holland | -01KR5GMC7FHAY667FC00JGN4YB.jpg) 6SN7 6H8C JAN CANADA VINTAGE Tested TV7 | -01KR5H9VF67PYAT2855DR6F9B0.jpg) 6DJ8 E88CC Tesla NOS Gold-Pin Box-Plate | -01KR5H7EF6B024KGB49FMNQNVE.jpg) 6SN7 6H8C Ken-Rad VINTAGE Black-Plate USA Tested Strong | |
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| Price | $98.00 | $115.00 | $101.00 | $86.00 | $90.00 | $86.00 | $103.00 | $96.00 |
| Origin & Factory | vintage Telefunken stock | Philips rebranded Mullard | Made in England | Made in USA | made in holland | Made in Canada | Czech NOS stock | USA vintage Ken-Rad |
| Stock Condition | single tested tube | used vintage tube | single vintage tube | matched pair | single vintage pair | Vintage preowned stock | factory sealed NOS | single tube |
| Measured Performance | tested good on TV-7 | tested good on TV-7 | TV-7 strong emission | TV-7 tested strong | tv-7 tested good | TV-7 tested good | verified unused original box | TV-7 tested strong |
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