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6SN7 6H8C RCA VINTAGE USA Smoky Glass Matched Pair
RARE VINTAGE AMERICAN 6SN7 STOCK — ACTUAL PHOTO 💎 A highly desirable RCA 6SN7 / 6H8C tube with smoky glass and Made in USA provenance. Professionally tested on a TV-7 for strong performance and ready for serious audiophile use. Tube Details and Codes 📌 • US tube type: 6SN7 • European/alternate code: 6H8C • Brand: RCA • Origin: Made in USA • Construction: Smoky glass Testing and Performance ⚡ • Tested strong on TV-7 • Verified used vintage condition • Suitable for preamp, driver, and line-stage applications • Solid emission and reliable operation confirmed Sonic Signature 🎵 • Rich midrange tone with classic RCA warmth • Smooth treble and natural harmonic density • Excellent depth, image focus, and musical flow
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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.
Hover image to Zoom | -01KR5F8FVPH6S3G6663X7GVTT8.jpg) 6SN7 6H8C RCA VINTAGE USA Smoky Glass Matched Pair | -01KSH807MEXTGAEQAXTY9EYHA3.jpg) 6SN7 6H8C STANDARD Vintage Black Plate USA Matched Triode | -01KSH7V3XG7WG6P263TJ9TF3MW.jpg) 6SN7 6H8C WGTA Vintage Black Plate USA Matched | -01KSH8BYAY78ZCW8G1J6S6JXH0.jpg) 12AX7 ECC83 ADZAM VINTAGE Tested Strong Made In Germany |  6DJ8 E88CC Tesla USED Gold-Pin Box Plate Matched Triode | -01KSH6YY1RJR1F2BVTC658MZWY.jpg) 12AX7 ECC83 Philips VINTAGE Delta Code Holland | -01KSH8J9SHMZN6PA071R9QNAWZ.jpg) EF86 Telefunken VINTAGE Diamond-Bottom Low Noise Matched | -01KSH8G0AZP91G8K7WS56B6K2X.jpg) 12AU7 ECC82 Mazda VINTAGE Made In France Strong TV-7 Tested |
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| Price | $96.00 | $98.00 | $98.00 | $95.00 | $82.00 | $108.00 | $84.00 | $90.00 |
| Origin & Factory | Made in USA | Made in USA | Made in USA | Made in Germany | Made Czechoslovakia | Philips Holland Delta | Telefunken German vintage | Made in France |
| Stock Condition | vintage matched pair | USA-stock vintage | single vintage tube | single vintage tube | Used vintage single | single vintage tube | single vintage tube | Vintage single tube |
| Measured Performance | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | tested for emissions shorts | Strong TV-7 tested |
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