(32 votes, average: 3.59 out of 5)
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TJ Full Music 12ax7/ECC83 Box Plates Gold Pins
(32 votes, average: 3.59 out of 5)Loading... (32 votes, average: 3.59 out of 5)Loading...One thought on “TJ Full Music 12ax7/ECC83 Box Plates Gold Pins”
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After my experience with Psvane 12ax7 tubes, I was skeptical about diving back into Chinese-manufactured glass, but the TJ Full Music 12ax7/ECC83 proved to be a risk well worth taking.
These tubes are brutally honest. Much like the Full Music 300B, they operate on a “garbage in, garbage out” principle. Because of their immense transparency, they won’t mask a poor source; instead, they transfer every detail—for better or worse—directly to your speakers.
The sonic profile is strikingly similar to the classic Ei 12ax7. You get a very transparent, dynamic presentation with a substantial sound body and an incredible sound stage—a rare find in modern production tubes. While they share the Ei’s tendency toward microphonics, they manage to rival Telefunken in terms of sheer openness and scale, though they don’t quite reach that same level of liquid smoothness. A nice vintage touch: they do flash upon startup, just like a classic Telefunken or Amperex.
In terms of frequency response, these tubes offer excellent extension at both the bass and top-end. The midrange leans toward the analytical side. If you are chasing that lush, honeyed RCA warmth, you won’t find it here. These are for the listener who wants precision and detail.
On the test bench, the results were impressive right out of the box. The plates were perfectly balanced, and while the gain is slightly lower than average (measuring 85-89 mu compared to a Telefunken’s 87-90 mu), the noise floor is exceptionally low at 86 dB. This low noise floor makes them a stellar choice for sensitive phono stages, where they performed beautifully in my own testing.
Final Verdict: If you are hunting for that legendary Telefunken sound but are put off by the skyrocketing prices of New Old Stock (NOS), the TJ Full Music is a highly recommended alternative that will leave you pleasantly surprised.