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  1. robob

    Android phones and USB DACs

    No jitter in Wi-fi streaming : protocol uses buffers and interruptions, data are reclocked, like with asynchronous USB.
  2. robob

    Android phones and USB DACs

    1295$ : it predominatingly kills your bank account :rolleyes:
  3. robob

    Android phones and USB DACs

    320kbps is very close to lossless : blind test and results. A DAc like the HIFIMEDIY SABRE U2 ASYNCHRONOUS USB, 57$, will improve significantly the Moto G headphone output. But does it works with your phone without UAPP ?
  4. robob

    Android phones and USB DACs

    IT's time to try this one : Hifime 9018 dac, by Hifimediy. Sabre ES9018K2M chip and MAX97220A headphone chip that can drive headphones down to 16 ohm, 384khz, DSD file, work with Android 5.0,... 90$.
  5. robob

    USB Audio Player PRO (UAPP): 24- and 32-bit playback, ubiquitous USB audio support for Android

    That's a hardware problem I think, may be a USB isolator .
  6. robob

    Android phones and USB DACs

    Improvements for Hibymusic in the audio file classification : If I choose "genre" and, for exemple "Jazz", it shows all jazz audio files by alphabetic order. Anyway to classify first by "genre" next " artist" next "album" and in the end title by album order ? the same in all classification... Ty
  7. robob

    Android phones and USB DACs

    you should have a look to the Hifimediy UX1 sabre DAC : it's a ESS9023 sabre DAC but it has got a SPDIF output (USB to spdif converter). The USB receiver is a Savitech SA9023 : this receiver works with UAPP player or Hibymusic player on a lot Android USB OTG device. Two Hifimediy USB DAC are...
  8. robob

    Android phones and USB DACs

    Hypex as2.100 needs Windows drivers to work USB audio so I think you'll need specific Android drivers. The DAC workings with Android uses standard USB audio driver classe1.
  9. robob

    Android phones and USB DACs

    Hibymusic works fine with a Hifimediy DAC U2 asynch. There is no analog volume control on the Hifimediy U2 async so it's a numeric control : I hope hibymusic works on 24 bits with the DAC. bug : -Volume keys are ok but don't work when the equalizer is on the screen. -When you open hibymusic...
  10. robob

    Android phones and USB DACs

    I have a Ainol novo spark 9 tablet with CM11 and Hibymusic working well with it. The Spark9 tablet doesn't have USB audio feature with stock rom. (tested with Hifimediy U2 async DAC and Hifimediy UD80 FDA amplifier : these two use the same USB receiver chip, a Savitech SA9023)   You need your...
  11. robob

    Android phones and USB DACs

      It works if I stop the scan, otherwise the scan is stuck on "processing" for at least 45 minutes (before I stop It ).     For information : 64 go Samsung Micro SD card with arround 450 albums...
  12. robob

    Android phones and USB DACs

      Nice  player  : working fine with ZTE V965 and Hifimediy U2 Asynchronous DAC. Working also with my Hifimediy UD80 FDA amplifier. 2 questions : - any way to use digital volume ?  -Hifimediy u2 DAC should works at 24 bits: if the file is 16 bits, is the USB transfert working in 24 bits ...
  13. robob

    Android phones and USB DACs

    That's not a DAC but a full digital amplifier : the Hifimediy UD80. "The HiFimeDIY UD80 is a true Digital PWM amplifier with no A/D conversion, no preamp or any analog signal path anywhere before the output stage. This makes a very direct link between the digital source and and the outputs...
  14. robob

    Android phones and USB DACs

    I'm just using the smartphone charger with a Y OTG USB cable like this one : I first connect the charger to 220V, other side to the Y cable and plug the phone (phone is charging). I connect the DAC to the Y cable and last, I open UAPP. But if the phone battery is ok (more than 50%), I don't...
  15. robob

    Android phones and USB DACs

    May be a power problem.I own a Hifimediy U2 asynch with my ZTE smartphone, when the battery drops below 30%, it happens that the DAC is no longer recognized. The solution is to use a Y OTG cable with the charger on the other side and after to load the UAPP software.    If the problem happens...
  16. robob

    Android phones and USB DACs

     The DragonFly's onboard 64-position analog-domain volume is a good feature : how are you sure that the OS or the player (in the case of UAPP) correctly uses the USB audio class 1 protocole ? Are you sure that the analog volume control is initiated and it is not a division in the PCM audio...
  17. robob

    Android phones and USB DACs

      If your DAC is 24 bits, you should  have :   16/44.1 music file  (i.e. File: 44100 Hz) > UAPP running on Android device > 24/44.1 PCM stream (i.e. DAC: 44100 Hz)  >> USB DAC   24 bits transfert for 16 bits file, allows the use of digital volume without loss.
  18. robob

    Android phones and USB DACs

    Bluetooth connexion is limited to 320kbps and 10 meters. Creative E3 supports only  lossy digital audio compression AAC, SBC, APTX. Wifi supports 24/192khz stéréo streaming.
  19. robob

    Android phones and USB DACs

    DAC that works with absolutely every Android smartphones , whether or not USB OTG ?   The Shanling DR2.1 (150$ / 120 €)           The Shanling DR2.1 is a Network player (DLNA/UPNP or Airplay) with standalone WIFI, including the very good DAC ESS Sabre 9023.  Just download...
  20. robob

    Android phones and USB DACs

    I have a ZTE V965 : 110$ OTG quad core MKT, 4.5", only 500mo memory. I use it with UAPP, Hifimediy DAC U2 asynchronous, a 64 go Samsung EVO µSD card and a Shure SRH 1840 Headphone. But it seems this phone is out of stock everywhere. You can buy is big brother : ZTE V967S  140$, same proc, 5"...
  21. robob

    Android phones and USB DACs

      Hi, I have a hifimedy u2 asynchronous. With my ZTE V965 phone, the DAC works but when the battery level reaches about 40% (according to the headphone), UAPP no longer recognizes the DAC. If I connect only the DAC without headphone, UAPP always recognizes the DAC, but when I plug the...
  22. robob

    USB Audio Player PRO (UAPP): 24- and 32-bit playback, ubiquitous USB audio support for Android

      My phone is rooted and I use ES file Explorer to open remote shared drive. For example, I can copy audio and video from my htpc on the phone sdcard . But I can not use UAPP to browse the remote drive. there may be a solution of mounting the remote hard disk, so that phone applications see it...
  23. robob

    USB Audio Player PRO (UAPP): 24- and 32-bit playback, ubiquitous USB audio support for Android

    bought UAPP full version, need  good headphones now...
  24. robob

    USB Audio Player PRO (UAPP): 24- and 32-bit playback, ubiquitous USB audio support for Android

      about alphabetic order rather than album order : I don't understand why but the order is ok now, by album order. May be have the choice to sort our selection is a good idea...
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