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EL11 Tesla VINTAGE Smoky Pear Bottle Matched Pair
RARE VINTAGE TESLA POWER TUBES — ACTUAL PHOTOS 💎 A desirable matched pair of Tesla EL11 output tubes, made in Czechoslovakia. Smoky pear-shaped glass with authentic vintage character and excellent collector appeal. Tube Details and Codes 📌 • EL11 power tube pair • Tesla branded, made in Czechoslovakia • Smoky pear-shaped bottle construction • Cosmetic condition as shown in the photos Testing and Performance ⚡ • Tested good • Suitable for restoration, vintage amplifier use, or tube rolling • Confirmed functional before listing Sonic Signature 🎵 • Known for a refined, airy presentation with strong tonal density • Classic European vintage tube character with engaging midrange texture • Ideal for audiophile systems seeking warmth, depth, and musicality
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The Output Heritage Gallery
Explore a curated collection of legacy output tubes, where mid-century manufacturing mastery meets modern laboratory verification to ensure unwavering thermal stability and sonic precision.
Hover image to Zoom | -01KS7M4Q2PRCHCDYFTEXJWYSBA.jpg) EL11 Tesla VINTAGE Smoky Pear Bottle Matched Pair |  6BQ5 EL84 Siemens VINTAGE Tested Good Germany |  EL84 6BQ5 Marconi USED Disk Getter Matched Pair | -01KS7K8RNS55EKRGE9PR5Z0Y4C.jpg) 6BQ5 EL84 Valvo VINTAGE Tested Good German Power Tube | -01KS7GPV69X9CYM5S34AE00XFX.jpg) AL4 Telefunken VINTAGE German Power Tube Tested Good | -01KS7M6TENHTZFW8YCSBESFZE1.jpg) 6V6G 6V6G Fiver Vintage Brown Base Pear Shape |  EL12 Tesla VINTAGE Pear-Shaped Smoky Glass Tested Good | -01KS7JQXKZ0ETTM2C7HPH5GT97.jpg) EL84 6BQ5 RFT VINTAGE O-Getter Made In Germany Matched Pair |
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| Price | $113.00 | $133.00 | $135.00 | $93.00 | $127.00 | $171.00 | $84.00 | $83.00 |
| Origin & Factory | Tesla Czechoslovakia | Made in Germany | vintage inventory | German vintage Valvo | Telefunken German vintage | Made in Italy | Tesla Czech Republic | Vintage Germany |
| Stock Condition | matched pair | pair | used vintage stock | single tested tube | used vintage stock | single vintage tube | single vintage tube | Matched pair |
| Measured Performance | tested good | tested good | TV-7 tested good | tested good TV-7 | tested good functional | tested good | tested good | TV-7 tested |
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