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- Oct 6, 2013
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A big thank you to Dan from Offslip who got for me a demo unit of the U18 Tzar!
Dan is a great guy and he really went all in to help me out in such a short time.. if you're based in UK I can wholeheartedly suggest you contact him for any 64Audio related matter.
Thnx to Dan, yesterday I spent 30+ minutes auditioning the U18t out of my SP1000Cu (+ EA Lionheart).
The U18t are the closest thing to what I would consider my ideal isolating IEM: extremely wide soundstage (with the supplied SPC cable, while the Lionheart extends this even further!) with a very smooth and balanced coherent signature. I couldn't believe I was listening to 18 drivers per ear, everything works so well together ..as one, impeccable tuning.
Tia is pure magic, the treble region is magnificently crisp and airy.
The only department I found "lacking" was the sub-bass, although mid-bass quantity and impact is there (and it is really textured and detailed).. it just doesn't extend that low (inherent problem of using BA drivers I suppose..?), to me, there is no "real rumble".
I should really check the Fourté before ordering the U18t.
btw, the U18t are really gorgeous looking IEMs, on the pictures they look ok, in person they are stunning!
..and soo much smaller than what you think an IEM with 18 drivers should look like!
If you want more sub-bass rumble, try it with PWA No 5 cable (for example/reference, similar pure copper EA Ares II has less rumble). Also, from your description it almost sounds like you tried it with M15 apex module. You will beef up low end with M20, plus will improve the isolation, though the treble extension will be a little less airy. And indeed, the coherency of 18-driver tuning is very impressive here.