1 Dynamic Driver 4 Balanced Armature 8 Electrostatic Driver Flagship IEMs, FIIO FX17

May 1, 2025 at 5:40 PM Post #181 of 188
that all sounds promising :)
 
May 2, 2025 at 2:06 AM Post #182 of 188
I don't understand why there isn't even a single graph of the FX17 in all of Squig... it's really weird :confused:
Because nobody with measuring gear owns one

But these measurements are limited anyway, there is no way around testing it, if you are interested in one
 
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May 2, 2025 at 8:28 AM Post #183 of 188
Because nobody with measuring gear owns one

But these measurements are limited anyway, there is no way around testing it, if you are interested in one
And this is exactly why we keep asking for a tour 😀
Alas, HighEnd is coming, hopefully FiiO will be there, with the FX17.
 
May 2, 2025 at 8:44 AM Post #184 of 188
And this is exactly why we keep asking for a tour 😀
Alas, HighEnd is coming, hopefully FiiO will be there, with the FX17.
They cost almost as much as real titan custom IEM, i think without an road tour, their chances of good sales will be rather low but maybe i am wrong and it sells good enough, that FiiO simply doesn't care about one.

But i somewhat doubt that. Its not even listed at e-earphone, they did not make a video for its release too. So at least in Japan, its not ""officially"" sold (outside of Aliexpress)
 
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May 2, 2025 at 5:57 PM Post #186 of 188
Because nobody with measuring gear owns one

But these measurements are limited anyway, there is no way around testing it, if you are interested in one
I get a much more accurate approximation of an IEM's sound from a graph (however limited it may be) than from any review, as it is an objective graph and all reviews are subjective.
 
May 2, 2025 at 9:39 PM Post #187 of 188
I get a much more accurate approximation of an IEM's sound from a graph (however limited it may be) than from any review, as it is an objective graph and all reviews are subjective.
The last thing to ever trust would be an review that is true. I did not mean to say that, i meant you have to test it yourself.

Graphs are done using ear-simulators that neither simulate air pressure, nor insertion depth nor take distortion or impulse response into account nor how linear the impedance is.

The graph shows you the frequency response at one given volume how the ear simulator assumes it might sound into your ear. There are more than enough IEM that measure almost identical (inside the realm of measuring accuracy) but have a day/night difference in your ear.

Two IEM may sound very close at 95db but completely different at 65db. An closed IEM will always sound different than a vented IEM when used with silicone earpieces but may sound almost identical using foam and so on.

When 10 people compare an Custom IEM, they will almost all tell the same things about it. Give the same 10 people the universal version of the same IEM, suddenly they start to report different things because the Custom IEM compensated for the different ear canal sizes while the universal does not do that.

Graphs tell you, as a consumer, absolutely nothing. They are for the maker to verify the earphone performs how it should, it was never designed nor can be used to tell you, as a customer, how something sounds.

They might work good for speakers and maybe okayish for headphones but at least when you reach the realm of IEM, graphs are way to unreliable to tell you anything from relevance. Unrelated to that, most reviewers use cheap copies of ear simulators that do absolutely not perform how the real thing would. Some IEM have insane peaks where the graph shows flat, others are flat where the graph shows a big dip. Especially everything beyond 7kHz is basically just guessing.
 
May 3, 2025 at 8:34 AM Post #188 of 188
back to my home town and resumed office work for a day then it's happy weekend again!

after collecting my pre-ordered RX-78 umbrella (looks really awesome!), i randomly walked around toys store and headphone stores in the area. i saw fiio fx-17 already on the shelf but there's no demo unit. however, the store offered me a 25% off which sounds pretty sweet deal . . . having been a loyal fiio users for sometimes, i ended up bringing this home (another unwise blind purchase). it's the first run of production but my units already in s/n 5xx.

as other owners testified already, it's built very solidly and the shell was quite big yet still fitting in very stably in my ears with the default tip choice. it feels quite a lot lighter than the similarly look dunu glacier too (12.2g vs 17.5g per side in reality). the bass really impactful and delivered in very good quality. the treble is very smooth and attractive too. details are nicely rendered and it seems to deliver some of the most detailed sound in recent IEMs i've come across. besides the vents on the side wall, i found there's a bigger opening on the side facing the ear. maybe vents on two sides?

i've got the NG audio erebus which also used 8 nos. of sonion EST drivers too. comparing the two, the bass is definitely stronger in fx-17. from my very remote memory, erebus has similarly smooth yet very detailed treble. sensitivity is very high, on the default 4.4mm plug, i'm listening only on vol. 32 (same for sharona on 3.5mm) with BTR17.

the package and product design are both not upto the standard of 1st tier iem makers. i believe campfire, VE and alike might be much smaller in production scale than fiio but their product design is significant better and years ahead of fiio. the packing (e.g. boxes), quality of accessories (e.g. case) are really only acceptable for iems selling at $300 or so. at this price level, it is really quite a big let down. btw, not sure why fiio didn't etch or print any marking or s/n # on the iems itself? instead of providing a small metal piece with the s/n #, why not just marked in on the iems? most other brands do so!

so far the experience is mostly positive. sound quality is really great for the price with great and solid built quality. while i'm all good for fx-17 on wearing comfort and sound quality aspects, my opinion, again, is that fiio need to invest more on industrial and product design to elevate the overall user experience, especially when it's trying to move upmarket with product like fx-17.
 

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