The Official 64 Audio Thread | apex & tia Technologies
Feb 17, 2021 at 11:50 AM Post #15,916 of 23,528
The Pelican G40 case seems to be large enough to fit a couple sets of IEMs

No. What I mean is putting several of your Pelicans case into one bigger case like in the September 2019 video.
 
Feb 17, 2021 at 11:57 AM Post #15,917 of 23,528
To be honest with you I approached this topic sometimes long time ago and people didnt really believed me, some did.

I have experienced universal and custom of the exact same iem and the results where quiet shocking too my ears as I at first got the universal model and was enjoying it so much I couldn't believe it was really good.
Then I decided to go custom cause yeaa custom is the most comfortable right! Well if its done right it is and thats true so much less hassle then to have those eartips.

But the problem was that the custom iem lost the bliss and the wonderful sound tuning they had... Yes that is true custom sounds inferior to universals.

Why? Cause first of all the shape the construction and position of the drivers are different and the longer bore that goes into your ear canal changes the sound and it cannot be as straight and as super optimised like the universal version.

The loss was not huge but me it was enough to not be as happy as I was with my universals.

So for me since that no more custom.
Why do you think fourte and trio are not custom? Cause it will ruin the tuning...

I never tested 64a custom vs universal. But from what I hear as feedback it sounds exactly what I felt.
Universals are better sounding then custom.
And any custom iems are no longer so much considered as tubeless either.... So unfortunately the best sound experience is with unis!
Another thing to consider is that the ear canal is a natural harmonic resonator as sound comes in from the outer ear and passes through the canal to your hearing system, the reflections caused by the walls of the ear canal sound more natural to the listener, so when building a custom IEM we again have to attempt to mimic the natural reflections you would experience with an open ear canal. This is also true when tuning any audio device that bypasses the physical structures of the inner or outer ear, that is why it is so difficult to design an IEM that sounds natural through the whole frequency spectrum, much more difficult than an audio device that sits outside of the entire ear, one has to mimic the natural reflections of the ear structure.
 
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Feb 17, 2021 at 12:06 PM Post #15,918 of 23,528
What do you think we need to be careful about? It sounds like what customers need to be careful about is that the product they demo may not end up being the product they get. That's a pretty big deal. He took the measurements, the customs measured significantly differently than the Universals. So much so, he recommended against purchasing any 64 Audio CIEMs. To be fair, it was a fairly blanket statement as he said there were only a few custom IEMs that he would recommend. It was a shocking statement. Clearly, there are a lot of owners who have CIEMs from 64 Audio. I was wondering if anyone can confirm or reject Crinacle's statements?
We would probably not agree with the statement that our customs measure significantly differently than the Universal demo. There are definitely outliers, QC failures that go un-detected, component failures etc; but as a general statement that is not accurate. It is the reason we have a department building universal demo IEMs so our customers can hear what they are purchasing prior to making the purchase of their custom IEM. There are thousands of customers who have made purchasing choices based on their experience with a demo unit with satisfactory results. We are always striving to do better and to correct any mistakes so if you end up with a custom IEM that doesn't sound the way it should sound please reach out and we will test and repair that IEM as needed.
 
64 Audio Stay updated on 64 Audio at their sponsor profile on Head-Fi.
 
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Feb 17, 2021 at 12:07 PM Post #15,919 of 23,528
Man I think you just said exactly what we were meaning but in a different word context 😝

Plus at end you said that uni and custom sound different 😅





Will it stand a heavy Tiger foot 😃 or when Tiger is hungry and shews a bite 🤣






I would be curious if I can comfortably fit a 1.30m 8 wire cable and iems. Hmm 🤔
The pelican case does fit IEMs with the Silver Premium Cable
 
64 Audio Stay updated on 64 Audio at their sponsor profile on Head-Fi.
 
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Feb 17, 2021 at 12:08 PM Post #15,920 of 23,528
Another thing to consider is that the ear canal is a natural harmonic resonator as sound comes in from the outer ear and passes through the canal to your hearing system, the reflections caused by the walls of the ear canal sound more natural to the listener, so when building a custom IEM we again have to attempt to mimic the natural reflections you would experience with an open ear canal. This is also true when tuning any audio device that bypasses the physical structures of the inner or outer ear, that is why it is so difficult to design an IEM that sounds natural through the whole frequency spectrum, much more difficult than an audio device that sits outside of the entire ear, one has to mimic the natural reflections of the ear structure.


Thanks for that interesting aspect I never thought of that! I now learned something new 🤩

This might be the reason why I prefer the universal iem cause it has that equation out and it uses my own ear canal as path which leads to a more natural perception as I am more habituated to hear sound this way....

I would say now its all the force of the eartips selection to make sure I get the proper sound.
I use 64a stock medium eartips I find its the best way to make sure that I am hearing the frequencies as 64a intended it to work.

I have one huge ask maybe one day 64a can release the silicone eartips with foam inside? Like a hybrid eartips. That helps tremendously on isolation and silicon tips has way better sound precision.
 
Feb 17, 2021 at 12:10 PM Post #15,921 of 23,528
Our Universal demo IEMs are built to sound like the custom versions of those IEMs. Since the universal fitting demo unit sit further out of the ear canal they have to be tuned slightly different to accurately represent the way the custom IEM will sound when it sits further in the ear. They are also tested completely differently, it is not as easy as it may seem to accurately measure audio products like these. When measured properly the measurement tolerances between the universal demo and the custom IEM are extremely tight.
I completely understand what you are saying. It's what I thought would be the case. I understand your position. When you make a custom product, it is meant for an individual and you do your best make sure the demo units accurately represent the product they are buying. I would expect that from a high quality company such as yours.

I am just going to give you the customer's point of view. The problem that poses for the customer is they are getting married to their IEM without having really tried it and one of the biggest IEM measurers in the industry says the demo units and the customs are different, so don't buy it. And, if they don't like it, they have zero ability to resell it because you won't support it. That makes it very difficult for an informed consumer to make the leap of faith to buy that product. I am sure that there are thousands of happy customers of these customs. Hard to imagine what I would do if I bought one and didn't like it because it sounded differently than the one I heard when I bought it.

By the way, if Crinacle is measuring your custom IEMs incorrectly, perhaps informing him of how to do it might eliminate the problem.
 
Feb 17, 2021 at 12:11 PM Post #15,923 of 23,528
The pelican case does fit IEMs with the Silver Premium Cable


How much extra room is left? Would 2 premium silver cable fot 😅 and 1 iem 😃
 
Feb 17, 2021 at 12:13 PM Post #15,924 of 23,528
Thanks for that interesting aspect I never thought of that! I now learned something new 🤩

This might be the reason why I prefer the universal iem cause it has that equation out and it uses my own ear canal as path which leads to a more natural perception as I am more habituated to hear sound this way....

I would say now its all the force of the eartips selection to make sure I get the proper sound.
I use 64a stock medium eartips I find its the best way to make sure that I am hearing the frequencies as 64a intended it to work.

I have one huge ask maybe one day 64a can release the silicone eartips with foam inside? Like a hybrid eartips. That helps tremendously on isolation and silicon tips has way better sound precision.
is there a particular brand of hybrid ear tips that you're referring to? We'd love to give them a try.
 
64 Audio Stay updated on 64 Audio at their sponsor profile on Head-Fi.
 
https://www.facebook.com/64audio https://twitter.com/64audio https://instagram.com/64audio https://www.64audio.com/ info@64audio.com
Feb 17, 2021 at 12:18 PM Post #15,925 of 23,528
I completely understand what you are saying. It's what I thought would be the case. I understand your position. When you make a custom product, it is meant for an individual and you do your best make sure the demo units accurately represent the product they are buying. I would expect that from a high quality company such as yours.

I am just going to give you the customer's point of view. The problem that poses for the customer is they are getting married to their IEM without having really tried it and one of the biggest IEM measurers in the industry says the demo units and the customs are different, so don't buy it. And, if they don't like it, they have zero ability to resell it because you won't support it. That makes it very difficult for an informed consumer to make the leap of faith to buy that product. I am sure that there are thousands of happy customers of these customs. Hard to imagine what I would do if I bought one and didn't like it because it sounded differently than the one I heard when I bought it.

By the way, if Crinacle is measuring your custom IEMs incorrectly, perhaps informing him of how to do it might eliminate the problem.
We aren't asserting that anyone is measuring our IEMs incorrectly. We know that we measure our products correctly in our lab and this is where we make the design choices that were made when making the custom IEMs and the universal demo IEMs. We do stand by our custom IEMs and the accurate representation of their universal demos. As much as we do listen to feedback, we make decisions based on repeatably measurable variables to ensure consistency. If you do feel like one of our products doesn't sound the way you a demo sounded we are always more than happy to test and repair as needed.
 
64 Audio Stay updated on 64 Audio at their sponsor profile on Head-Fi.
 
https://www.facebook.com/64audio https://twitter.com/64audio https://instagram.com/64audio https://www.64audio.com/ info@64audio.com
Feb 17, 2021 at 12:19 PM Post #15,926 of 23,528
How much extra room is left? Would 2 premium silver cable fot 😅 and 1 iem 😃
Probably not the G10, but definitely the G40 you just wouldn't have the custom foam for the G40. Maybe a multi-IEM case is something for us to look into.
 
64 Audio Stay updated on 64 Audio at their sponsor profile on Head-Fi.
 
https://www.facebook.com/64audio https://twitter.com/64audio https://instagram.com/64audio https://www.64audio.com/ info@64audio.com
Feb 17, 2021 at 12:21 PM Post #15,927 of 23,528
Thanks for that interesting aspect I never thought of that! I now learned something new 🤩

This might be the reason why I prefer the universal iem cause it has that equation out and it uses my own ear canal as path which leads to a more natural perception as I am more habituated to hear sound this way....

I would say now its all the force of the eartips selection to make sure I get the proper sound.
I use 64a stock medium eartips I find its the best way to make sure that I am hearing the frequencies as 64a intended it to work.

I have one huge ask maybe one day 64a can release the silicone eartips with foam inside? Like a hybrid eartips. That helps tremendously on isolation and silicon tips has way better sound precision.
I also still prefer the stock ear tips with my Fourte after trying so many aftermarket ear tips. I have not found one that sounds as good and balanced as the stock tips. I believe 64 Audio have taken into detailed consideration of the ear tips impact on the result of intended sound tuning.
 
Feb 17, 2021 at 12:34 PM Post #15,929 of 23,528
Does it fit an extra usb dac like Paw S1 or Btr5?

It does fit the larger Silver Premium Cable as well as a Dragonfly Red
IMG_8045.jpg
 
64 Audio Stay updated on 64 Audio at their sponsor profile on Head-Fi.
 
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Feb 17, 2021 at 12:44 PM Post #15,930 of 23,528
is there a particular brand of hybrid ear tips that you're referring to? We'd love to give them a try.



There is none I found that sounds as good and balanced as the stock 64a silicon.
Here what I did I cut out a cylinder eartip of a comply foam and did a perfect trim to fit flush and not too fat, so it sits naturally inside the tip.

You can see its almost same size of the internal diameter... It doesn't make ear canal pressure either cause I made sure to not compress it inside and leave room for letting it to contract and detract.
The bottom is flush with the rubber bore.

The results are best available isolation and comfort. It is important to trim accordingly to each eartip size!

One thing I can't modify is the slippery tip he, after many hours 0f ware it get all waxy waxy and it rotates and slides. Maybe some smooth gentle grooves on the hat could help to prevent this?

This by far my best work and its so solide its like a genuine hybrid 😁🤩


PXL_20210217_172838931~2.jpgPXL_20210217_173015536~2.jpg
 
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