Android phones and USB DACs
Sep 14, 2020 at 9:21 PM Post #9,406 of 9,526
Yup, it would :)



Our most affordable reclocker - iPurifier3 - is a "baby" nano iUSB3.0, which is a "baby" micro iUSB3.0. Different performance levels and prices, but the same core job.

Thanks. I need something that gives out a clean 5v so I need either the Nano or micro. I have another doubt. Will they work with my focusrite Scarlett 2i2 ADC, just the same way they work with my dac? Or is the data just one directional? For adc, my source for data will be from adc, but I'm assuming pc noise through the ground lines remain similar.
 
Sep 15, 2020 at 2:37 PM Post #9,407 of 9,526
Thanks. I need something that gives out a clean 5v so I need either the Nano or micro. I have another doubt. Will they work with my focusrite Scarlett 2i2 ADC, just the same way they work with my dac? Or is the data just one directional? For adc, my source for data will be from adc, but I'm assuming pc noise through the ground lines remain similar.

AFAIK ADC devices turn analogue signal into digital, and our USB sorters send out digital signal. What ADC do you have if I may ask?
 
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Sep 16, 2020 at 10:34 AM Post #9,408 of 9,526
AFAIK ADC devices turn analogue signal into digital, and our USB sorters send out digital signal. What ADC do you have if I may ask?

Focusrite Scarlett 2i2 gen 1 I guess (need to check if it's gen 2). It connects to my pc via usb. From my understanding (correct me if I'm wrong) the two issues I know are

1. Timing, slew rate and noise issues on the data line that makes it harder for the slave phy causing it to go into a high power mode making it more noisy and getting that noise to the rest of the chain. Don't think there will be an issue since the adc is the master here, and the slave pc isn't going to do a linear task, just a digital task. (Unlike dacs where the slave will be doing an amplification task which relies on a good linear behavior and not just cut offs/thresholds).

2. Ground plane noise which can accumulate from any bouncy ground plane since almost all ground planes are connected in some way (unless isolated by expensive means).

I was assuming the ifi would improve the second thing wrt adc too. Also my adc uses usb power so that's another improvable parameter when I give a cleaner 5v supply.
 
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Sep 16, 2020 at 4:54 PM Post #9,409 of 9,526
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Sep 30, 2020 at 1:02 PM Post #9,410 of 9,526
Hello
I purchased a Fiio Q1 MKII to used with my Galaxy S4, before I found all the info on this thread. Since i haven't read anything about this specific combo, my results have been:
1) Galaxy S4 + Fiio Q1 MKII, Only works with UAPP
2) Galaxy S8 + Fiio Q1 MKII, works natively. When using UAPP, make sure you exit out of UAPP to release the DAC. I use Spotify and need to do this to get sound from Spotify.
3) Galaxy Note 9 + Fiio Q! MKII, works natively. Make sure to exit out of UAPP to release DAC.

I would like to use my S4 as a DAP due to its size and replaceable battery and I found a Pyle PHE7AB. I read that its a rebranded Fiio E7, so i should be good. Cabling might be annoying because it uses mini usb b.
Can anyone recommend any other battery replaceable android phones with a 4.7 inch screen (or about that size) and micro sd slot that might have ok DAC support?
 
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Sep 30, 2020 at 5:06 PM Post #9,411 of 9,526
How about a LG V20? It's bigger but the last great phone (it has everything) w/ user replaceable battery IMO.
And you can find still its battery in amazon.

Here is the specs: https://www.gsmarena.com/lg_v20-8238.php
 
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Sep 30, 2020 at 5:27 PM Post #9,413 of 9,526
Nope. It has a built-in ESS Dac you can access it thru UAPP or Neutron MP.
Yes you can use it as a stand alone DAP. No problem with IEMS or some sensitive cans.

Using it for 3 years now as my everyday commuting phone/DAP. For extended trips i use a more powerful DAC/AMP that I attached to my V20.

It has dedicated thread here: https://www.head-fi.org/threads/lg-v20-sound-quality.816024/
 
Jan 7, 2021 at 10:02 AM Post #9,414 of 9,526
Guys im new to this forum. Is there a big difference on using my phone + uapp + dac + tidal against just using phone + dac + tidal? Anyone pls, is there a significant boost in sound quality to purchase the uapp application?
 
Jan 7, 2021 at 10:26 AM Post #9,415 of 9,526
Guys im new to this forum. Is there a big difference on using my phone + uapp + dac + tidal against just using phone + dac + tidal? Anyone pls, is there a significant boost in sound quality to purchase the uapp application?

In short, it might. Many Android devices don't send out bit-perfect audio data which effectively prevents i.e. MQA playback.
 
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Jan 7, 2021 at 11:04 AM Post #9,416 of 9,526
I have a Redmi Note 8 Pro which I first used with my FiiO E7 which has a good Wolfson DAC and nice amp. Too much bulk so I tried a DAC/amp dongle from AliExpress but not enough power for my SIVGA around-ear headphones. Then I found out the built-in DAC of the Redmi isn't bad at all and its amp has enough power to play loud with my SIVGA. I keep it that way. Maybe try the E1DA 9038S when it finally will be available with unbalanced minijack output. That one still seems the non-plus ultra in portability, price and sound quality.
 
Jan 7, 2021 at 11:25 AM Post #9,417 of 9,526
Is your DAC internal or external. MQA certified or not? Explain to us your setup to better help you.

Currently (what I know of) the smartphone Tidal App uses the ALSA mixer still so it upcoverts and then downconverts to desired depth and bit rate. UAPP have the ability to bypass this mixer and communicates "directly" to your DAC. So using UAPP for Tidal gives more SQ.

Drawback is you could not download or use your music offline. Something Tidal has restricted UAPP to do...


Guys im new to this forum. Is there a big difference on using my phone + uapp + dac + tidal against just using phone + dac + tidal? Anyone pls, is there a significant boost in sound quality to purchase the uapp application?
 
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Jan 7, 2021 at 11:39 AM Post #9,418 of 9,526
I have a Redmi Note 8 Pro which I first used with my FiiO E7 which has a good Wolfson DAC and nice amp. Too much bulk so I tried a DAC/amp dongle from AliExpress but not enough power for my SIVGA around-ear headphones. Then I found out the built-in DAC of the Redmi isn't bad at all and its amp has enough power to play loud with my SIVGA. I keep it that way. Maybe try the E1DA 9038S when it finally will be available with unbalanced minijack output. That one still seems the non-plus ultra in portability, price and sound quality.
I'm using xiaomi redmi note 7 pro and it also has good dac that it can volume up my iem to desirable levels but however the sound compared to my USB dac dongle which is an ibasso dc03, it sounds thin. The ibasso made it fuller sound so I still use dongle for music listening.
 
Jan 7, 2021 at 11:41 AM Post #9,419 of 9,526
Is your DAC internal or external. MQA certified or not? Explain to us your setup to better help you.

Currently (what I know of) the smartphone Tidal App uses the ALSA mixer still so it upcoverts and then downconverts to desired depth and bit rate. UAPP have the ability to bypass this mixer and communicates "directly" to your DAC. So using UAPP for Tidal gives more SQ.

Drawback is you could not download or use your music offline. Something Tidal has restricted UAPP to do...
Xiaomi redmi note 7 pro + ibasso dc03 + tidal + blon bl-01 or kz zs10 pro. I wanted to know if using uapp app would my music listening improve?
 
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Jan 7, 2021 at 11:46 AM Post #9,420 of 9,526
Guys im new to this forum. Is there a big difference on using my phone + uapp + dac + tidal against just using phone + dac + tidal? Anyone pls, is there a significant boost in sound quality to purchase the uapp application?

Yes. UAPP is the best $ I have EVER spent on an app. If you are paying the cost of Tidal lossless, then you care about audio quality... why would you not pay $5 to have access to UAPP for the rest of your life?

Without UAPP, youre generally going to be using your phone's DAC and only the amp part of your external device. In the best case, you will output an upsampled digital stream to your external DAC.

Interesting note though... I read in Tidals FAQ a while back (I think thats where it was) that Tidal MQA requires bitperfect playback... but that doesnt make sense to me, since Tidal does not utilize bit perfect on my device, yet I still am notified via my MQA enabled device that it is playing MQA content?? Interesting, and confusing... oh yeah, it's audio stuff... it's all confusing :)
 

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