Acoustune Impressions thread
Oct 19, 2021 at 2:13 PM Post #421 of 805
@ehjie how many cable offer Acoustune?
Is ARS133 the best?
 
Oct 19, 2021 at 11:22 PM Post #422 of 805
Oct 20, 2021 at 1:25 AM Post #423 of 805
@ehjie how many cable offer Acoustune?
Is ARS133 the best?
Yes. Further to below, the only issue with the previous cable was the heavy oxidation. From out of the box, one could see the immediate onset starting from the ear piece terminations.
It never affected the sound quality, but was an eye sore nonetheless.

Models:
ARS 132 - Pentaconn Ear to 2.5mm Balanced
ARS 133 - Pentaconn Ear to 4.4mm Balanced
Description
Acoustune releases new ARS series Pentaconn Ear upgrade cable for high-end earphones, including HS1677SS & HS1697TI.
Acoustune has always launched its own ARC headphone cable, which is always known for its ability to withstand the play, and the new ARS headphone cable is positioned on top of ARC. Many parts of the socket (including the green part of the 2.5mm and 4.4mm plugs) are made of non-magnetic materials to minimize interference with signal transmission.
It adds natural acoustic expression, mainly in the female vocal band, while realizing clear, habit-free sound with less excessive production.

Adoption of non-magnetic material in the plug section

The metal parts of the self-designed L-shaped plug are made of non-magnetic material for the first time in the company, suppressing contact noise by reducing contact resistance.

Unified design unique to in-house design

All parts of the L-shaped plug part, Y-shaped splitter part, connector part, and metal parts are unified in a semi-matte gunmetal color with hairline processing.

Aluminum case included
A robust aluminum case is included. The case protects the earphones and makes them easy to carry around in various situations, from daily use to long trips.

Specifications:
Pentaconn Ear connector
4-Core
A mix of OFC copper / OFC silver-plated copper wire
Around 1.2m Length
Re-engineered in Japan

(Literature courtesy Acoustune & MTMTA)
 
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Oct 21, 2021 at 3:14 AM Post #425 of 805
Any info/link on 2000hx?

Unfortunately no not yet, Acoustune had always been notoriously slow in updating their website and offering official details on their new products.

You may choose to visit the dealers' pages and use translation to read what they have to say about it. Plenty of pages in Chinese and Japanese pages and accessoryjack offers an English description.
 
Oct 21, 2021 at 4:30 AM Post #426 of 805
Any info/link on 2000hx?

From multiple sites and translated for convenience.

Owning a 1670 (the old flagship 2018) verifies the pitch in the last statement.
We always use the term organic when it sounds pleasant and realistic to our ears. This set is one of them, with a slightly spicy top end - pls don't be confused w/ bright and detailed. The 1670 is both and full bodied top end to my ears. Treble heads rejoice!
The only sin from this original totl - excessive brightness and sibilant on poorly recorded albums.
There are some exceptions though - a flaw in all of Lorde's albums.
Even the last album - excellent sonics and substance btw, a throw back themed Solar Power, both the singer and the in ear headphones are not to blame here.
Acoustunes are not apologetic for being too revealing, Lorde's pronunciation of the S is but a natural occurrence - this is an unpleasant 4-6hz range.
But for the rest of my 99.5% albums having decent to magnificent recordings, 1670ss is a fantastic set.

I suppose the 2000mx simply magnifies everything, larger sound field and scale of imaging, better holographic imaging w/ better resolution to boot.
The 1670 scene is very large, ie Andro / Solaris classic level large.
But 1670's far from slouch, very far...

the new flagship headphones HS 2000 MX, can be said to be the new peak of HS series, a new structure with the traditional Japanese "victory color" casing. The beryllium beryllium beryllium top membrane is made in Japan, with the signature Myrinx medical grade material diaphragm, bringing the unique tight and bright sound of metal material to the new headphones.

The first chamber is also made of Duralumin, an unprecedented material commonly used in aircraft production. Duralumin has a higher strength ratio than ordinary aluminum its density and strength are conducive to high and low frequency extension, and together with the Myrinx Composite unit, the overall sound is more balanced. The outer cavity is made of CNC aluminum and stainless steel anodized aluminum alloy to enhance the suppression of the negative effects of resonance on the sound.

As early as when Acoustune was founded, the modular concept had appeared in the sketches and minds. In the initial product HS1551CU, the concept has been implemented, the cavity and the shell are completely separated, and this familiar design has been used today. Coming to the new generation of HS2000MX, we took another big step forward and adopted the new Acoustune Capsule Technology (A.C.T) interchangeable cavity design, allowing users to replace the cavity by themselves, greatly improving the playability of the headset.

If you are familiar with Acoustune, you may know that they are good at using different materials to make the earphone cavity, and adjust the sound through the resonance characteristics of the material. The cavity that comes with HS2000MX is very common in aircraft production, and it is higher than ordinary aluminum. The strong "Duralumin" (Duralumin) alloy cavity has a very high density and hardness, which helps to extend the high and low frequencies. In the future, cavities with different materials and tuning will be introduced to facilitate users to purchase according to their personal preferences, so that HS2000MX has greater plasticity.

Since the launch of the new flagship, HS2000MX will of course use the latest Myrinx Composite dynamic unit. As in the tradition of this series, the diaphragm is made of medical-grade polymer biomaterials, and Japanese beryllium film is used in the upper sounding dome. The material originally used in the high-end horn tweeter has very strong impact resistance and high temperature resistance characteristics, which greatly enhances the extension of high frequency, even continuous large dynamics can be handled with ease, and the response speed and control force are improved. Bring smooth, dense and linear performance of large dynamics.
 
Oct 21, 2021 at 4:41 AM Post #427 of 805
Oct 21, 2021 at 7:59 AM Post #428 of 805
HS1677ss arrived with a new friend! :)

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Oct 21, 2021 at 8:14 AM Post #429 of 805
A bit mixed feelings on the 2000MX chamber changing feature.
It's like an extra failure point.
What if moisture gets into the connection point?
What if the contact point oxidise?
 
Oct 21, 2021 at 11:15 AM Post #430 of 805
Oct 21, 2021 at 12:08 PM Post #431 of 805
Unboxing!
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Oct 21, 2021 at 3:43 PM Post #433 of 805
Didn’t try it yet… maybe tomorrow 😅
 
Oct 21, 2021 at 6:08 PM Post #434 of 805
Plugged to M8, it’s very different from every IEMs listened right now, sound more similar to open back Cans, i’d try some tips but AET07 (stock) aren’t bad, a bit short.
I’ll try Azla earfit regular length and EPRO EP00 that are longer.
I like it with post rock but also with acoustic music as Dominic Miller.
Soundstage is huge and detail retrival is very good but still mantain natural timbre, This DD has a great timbre, natural/warm but very detailed at the same time.
I really like what I’m hearing right now with M8, Arvo Part “Passio” sounds so emotional and true, I’ve almost cried 😭
 
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Oct 21, 2021 at 6:41 PM Post #435 of 805
Thank @ehjie i confirm everything you told me, HS1677ss is a real deal and different from others IEMs I have/had.
 

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