12AX7 ECC83 Mullard VINTAGE Code B Matched Pair Philips
RARE VINTAGE MULLARD MATCHED PAIR — ACTUAL TESTED STOCK 💎 A highly desirable matched pair of classic British 12AX7 / ECC83 tubes with Mullard Code B and Philips labeling. Made in England and tested strong on a TV-7, this set is ideal for collectors and serious tube-system upgrades. Tube Details and Codes 📌 • 12AX7 / ECC83 dual triodes • Mullard Code B factory marking • Philips label, Made in England • Matched pair for stereo precision Testing and Performance ⚡ • Strong emissions verified on TV-7 • Matched pair selection for balanced channel response • Vintage tested condition • Suitable for hi-fi preamps, phono stages, and guitar amps Sonic Signature 🎵 • Classic Mullard warmth with rich midrange body • Smooth, musical treble with excellent dimensionality • Dense harmonics and an organic, engaging presentation
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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 |  12AX7 ECC83 Mullard VINTAGE Code B Matched Pair Philips | -01KSH97FNB6TBV19BEBE03VSDZ.jpg) 12AU7 ECC82 Valvo VINTAGE O Getter Matched Pair |  12AU7 ECC82 Valvo VINTAGE O-Getter 45° Matched Pair |  6DJ8 E88CC GE VINTAGE USA Matched Pair Strong Test | -01KSH8BYAY78ZCW8G1J6S6JXH0.jpg) 12AX7 ECC83 ADZAM VINTAGE Tested Strong Made In Germany | -01KSH807MEXTGAEQAXTY9EYHA3.jpg) 6SN7 6H8C STANDARD Vintage Black Plate USA Matched Triode | -01KSH7V3XG7WG6P263TJ9TF3MW.jpg) 6SN7 6H8C WGTA Vintage Black Plate USA Matched | -01KSH6YY1RJR1F2BVTC658MZWY.jpg) 12AX7 ECC83 Philips VINTAGE Delta Code Holland |
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| Price | $182.00 | $189.00 | $189.00 | $156.00 | $95.00 | $98.00 | $98.00 | $108.00 |
| Origin & Factory | Mullard England | Vintage German Valvo | West German vintage | GE USA vintage | Made in Germany | Made in USA | Made in USA | Philips Holland Delta |
| Stock Condition | matched pair | Matched pair | matched pair | matched pair | single vintage tube | USA-stock vintage | single vintage tube | single vintage tube |
| Measured Performance | TV-7 tested strong | TV-7 strong emissions | TV-7 strong emissions | strong tested, balanced | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong |
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