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
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.
 12AX7 ECC83 Mullard VINTAGE Code B Matched Pair Philips | -01KR5HPXT95MWWQTM4F9GNXR1X.jpg) 12AX7 ECC83 Philips VINTAGE O-Getter D-Code Germany Matched Pair | -01KR5EVAYR0FRH1RMK6QNBMK6G.jpg) 12AX7 ECC83 Telefunken VINTAGE Smooth-Plate Tested TV7 | -01KR5GBV05A82Z5AWDYAZV81P9.jpg) 6SN7 6H8C RCA VINTAGE Black Plate USA Matched Pair | -01KR5F8FVPH6S3G6663X7GVTT8.jpg) 6SN7 6H8C RCA VINTAGE USA Smoky Glass Matched Pair | -01KR5H7EF6B024KGB49FMNQNVE.jpg) 6SN7 6H8C Ken-Rad VINTAGE Black-Plate USA Tested Strong | -01KR5GPANZ1AQQ2ZHTVJYHHR3A.jpg) 6SN7 6H8C Hytron VINTAGE Black Plate USA Test Strong | -01KR5GH8AXCKJP3NFAXBB0WG8R.jpg) 12AX7 ECC83 Fivre NOS 17-Plate Made In Italy | |
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| Price | $182.00 | $166.00 | $174.00 | $86.00 | $96.00 | $96.00 | $98.00 | $154.00 |
| Origin & Factory | Mullard England | German vintage Philips | Telefunken Germany | Made in USA | Made in USA | USA vintage Ken-Rad | USA-made vintage | Made in Italy NOS |
| Stock Condition | matched pair | matched pair | single tube | matched pair | vintage matched pair | single tube | single tube | New In Box |
| Measured Performance | TV-7 tested strong | TV-7 tested good | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | TV-7 tested strong | Verified NOS condition |
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