Digital Audio out: Using Slimport - Nexus 4 Q&A, Help & Troubleshooting

Since our nexus 4 doesn't support USB line out (what a shame for google device), and it's 3.5mm audio out is kinda muddy (compare to my 4 years old creative USB sound card + Westone 4R), does anyone tried the following combo?
Nexus 4 --> slimport adaptor --> HDMI to RCA / Toslink Optical --> Optical to DAC --> Fiio E17 --> headphone
i know this is very chunky ( and i might be better off and go get a cowon j3) and not practical for mobile usage but could this be a way to output digital audio from nexus.

It sounds possible but as you stated impractical. I stream Spotify from an old laptop with optical out to a HD CD player that has two separate DAC's. It gives the sound such a lift that I really don't bother with CD's any mo

did you ever attempt this?

Related

Galaxy Note + External headphone amp

From what I have been reading the upcoming Samsung Galaxy note will have the same Yamaha Audio chip as Galaxy SII. http://www.anandtech.com/show/4686/samsung-galaxy-s-2-international-review-the-best-redefined/13
Howeer I wonder, some say the solution is to buy an external headphone amp and it will solve all "Problems". I wonder if I connect an USB amp like headstage Arrow 12He 4G, will the sound be processed through the yamaha chip or will it be a direct digital stream to the USB port processed by the CPU and the directlyto the headphone amp (where the magic happens).
If the sound is processed through the yamaha chip I am not sure an external headphone can save this, I really want the Galaxy Note as my music player, I have no problem to carry around a headphone amp in my back pocket.. Is there anyway to to let the CPU process the singnal ? I know that for normal PC soundcards that only thing that matters is the A/D converter, but the this Yamaha codec seem very bad..so the question if I can get a good sound with the Headstage Arrow Amp and Beyerdynamics DT1350 headphones, or will it like to polish a turd ?? Let me know of any solutions and what you think...
Doesn't work as far as I'm aware, tried a USB DAC with my USB OTG cable to no avail.
what version of android ?
I think you must have 2.3.5 and maybe some special driver installed...have you done your research ? do not expect it to work just plug and play.
http://www.amazon.com/FiiO-E5-Headp...UTF8&coliid=IM7EUZK8DB9OI&colid=1ZTDZJV8K96RF
something like that would probably work

Xoom USB to Optical Out

Curious if this would work with a xoom. I want to use my xoom as the source for audio that goes from usb to optical.
I am a N00B so I can't post links yet but this is it.
Behringer UCA202 2-In/2-Out USB Audio Interface S/PDIF Out
Highlights
Ultra-low latency
Audio interface connects instruments, mixer, etc. with a computer for recording and playback
High-resolution 48 kHz converters for premium audio quality
Works with PC or Mac—no setup or drivers required
Free audio recording and editing software downloadable at
Stereo headphone output with dedicated level control for monitoring both input and output
Additional S/PDIF optical output for direct digital conversion
It would depend on whether the Xoom can relay sound to the usb port.. if other USB devices can receive sound from the xoom like a dock or something you may just have a chance if that device indeed doesn't require drivers.. this is just my own opinion
Sent from my Xoom using Tapatalk
Android will need standard ASIO, WDM or Core audio drivers for this device to work.
The audio industry standardized the driver requirements a few years back. ASIO works in linux so with some work, it would probably work in android.
Sent from my SPH-D710 using Tapatalk
Interesting. The xoom does output sound via usb when in the dock. So I need to find a usb sound card that has asio hardware?

[Q] Fiio E18 OTG USB DAC with LG G2 D802 UK 4.4.2?

Hi,
Got a stock UK D802 16GB on Kit Kat 4.4.2 (Software version D80220d-EUR-XX).
What is compatibility like with OTG USB DACs such as the Fiio E18 on stock 4.4.2?
Do any of the custom Kit Kat firmwares work better with OTG USB DACs?
Do I need to use USB Audio Player PRO?
Thanks,
J
My Fiio E18 just got delivered tested with Shure SE435 and Sennheiser HD650 playing Apple Lossless.
Native Music player, Poweramp, Google Music... no sound via USB.
USB Audio Player PRO works perfectly via USB.
Using E18 via analogue from G2 headphone socket in is an improvement, but the left channel noise bug is clearer and as annoying as ever.
As a comparison tested with my portable options listed here in order of sound quality with Shure SE435 IEMs.
Best - LG G2 USB OTG to USB in on Fiio E18 with USB Player Pro
2nd - 4th Gen iPod Classic via Fiio LOD (line out cable) to analogue in on E18
3rd - 4th Gen iPod Nano via Fiio LOD (line out cable) to analogue in on E18
4th - 4th Gen iPod Classic headphone jack
5th - 4th Gen iPod Nano headphone jack
6th - LG G2 via 3.5mm headphone to analogue in on E18.
7th - LG G2 headphone jack direct.
Apart from the left channel noise bug the G2 is fine for casual listening but LG need to fix that bug and get OTG USB DACs working again for native android.
J
Update, the free trial version of USB Audio Player PRO caused some issues with normal audio, started to get USB error when inserting headphone jack and no sound on headphones.
Fix was to uninstall free trial version of USB Audio Player PRO.
Fixed!
Delivered today was the cheapest (GBP 2.49) Micro USB OTG adapter I could find on Ebay UK.
Listed as: LG Optimus G2 D802 E960 Google Nexus 4 OTG Adapter Host Cable USB to Micro USB
Seller: good-seller-uk
Using the OTG adapter with the Fiio E18 works in both PC and Phone modes with Power Amp, Amazon MP3, Google Music, Tune In RadioPro and the LG Music player all working perfectly.
Incoming calls play the ringtone over USB audio but on accepting the call audio goes to handset only.
In addition my old Hotaudio Bitperfect DAC also works fine as well.
J
hd1080ts said:
My Fiio E18 just got delivered tested with Shure SE435 and Sennheiser HD650 playing Apple Lossless.
Native Music player, Poweramp, Google Music... no sound via USB.
USB Audio Player PRO works perfectly via USB.
Using E18 via analogue from G2 headphone socket in is an improvement, but the left channel noise bug is clearer and as annoying as ever.
As a comparison tested with my portable options listed here in order of sound quality with Shure SE435 IEMs.
Best - LG G2 USB OTG to USB in on Fiio E18 with USB Player Pro
2nd - 4th Gen iPod Classic via Fiio LOD (line out cable) to analogue in on E18
3rd - 4th Gen iPod Nano via Fiio LOD (line out cable) to analogue in on E18
4th - 4th Gen iPod Classic headphone jack
5th - 4th Gen iPod Nano headphone jack
6th - LG G2 via 3.5mm headphone to analogue in on E18.
7th - LG G2 headphone jack direct.
Apart from the left channel noise bug the G2 is fine for casual listening but LG need to fix that bug and get OTG USB DACs working again for native android.
J
Click to expand...
Click to collapse
I wanted to take advantage that you have the same rig as me and wanted to ask you a question.
Does it worth the investment on a Fiio E18 for the LG G2? Can you stream out from Spotify app through USB OTG?
Lots of thanks!
DanHidalgo said:
Does it worth the investment on a Fiio E18 for the LG G2?
Click to expand...
Click to collapse
Yes, In the office it works great via the OTG, but unwieldy for travel, so I am using the E18 with iPod 4G with Line Out Dock (LOD) when travelling.
DanHidalgo said:
Can you stream out from Spotify app through USB OTG?
Click to expand...
Click to collapse
Did not try Spotify but should work with the generic OTG cable, I can try it this weekend and post an update.
hd1080ts said:
Yes, In the office it works great via the OTG, but unwieldy for travel, so I am using the E18 with iPod 4G with Line Out Dock (LOD) when travelling.
Did not try Spotify but should work with the generic OTG cable, I can try it this weekend and post an update.
Click to expand...
Click to collapse
Would be great (Y)
Tested - Spotify works fine with the generic OTG adaptor with E18.
My e18 works with poweramp and other cable that came with the amp.
Good to know that I didn't need to buy the uapp app.

[Q] USB DAC support?

Can I hook up an usb dac to the nexus player? I want to connect the nexus player through a quality USB DAC to my amplifier (which only has analog stereo inputs).
Currently I have a chromecast and use the headphone out jack of my TV to feed the amplifier, but this is less then ideal.
Would something like this do the job?
http://www.amazon.com/gp/aw/d/B005COKXCO?pc_redir=1413528130&robot_redir=1
Sent from my Nexus 5
Yes, it might do the job. However, i read in the reviews that HMDI audio extractors can cause troubles with video sync and HDCP. Also, I want one with good audio quality. Most HDMI extractors are not reviewed by HIFI magazines.
So a good quality HDMI pass-through DAC reviewed by HIFI people start at $250,-, they are more expensive then their USB only counterparts of similar quality.
USB DACs are way more common. I can get a better quality USB DAC for $150,- (the ODAC by nwavguy)
I read that android 5.0 supports USB dacs (at least on mobile phones). Since the nexus player also has android 5.0, it should hopefully also support an USB DAC.
I'd like to do the same with my Icon Nuforce Dac, so I'm interested in the answer as well. thank you for the question.
Just an FYI that I am using an HDMI audio extractor with a Chromecast on a secondary TV. The TV (Sony) and receiver (Onkyo) are both 4 or 5 years old and were lower end units. Neither had pass-thru which was making me crazy until I figured out the problem (why no audio from the Chromecast)
I picked up one of the J-River (?) Extractors on Amazon. Reviews were mixed so I wasn't expecting much, but it works perfect. I plug the Chromecast into the extractor and run HDMI video and optical audio to my receiver. I've experienced no issues at all with audio out of sync and the sound is very good.
I am not an audiophile & not sure if this will help with your DAC question, but since I had good luck with splitting my audio/video via an extractor, I thought I'd mention it just in case.
I read that latest version of Android operating system for mobile (Lollipop) supports usb DACs.
Can we expect the operating system of the Android TV to support it as well?

Micro USB to 3.5mm Audio?

Hi all,
I'm looking for a way to use my earphones with 3.5mm audio jack via the micro USB port. Ideally, without carrying around a bulky separate amp. I bought a small micro USB to 3.5mm jack cable but it doesn't do anything straight out the box.
I don't know if i just need some sort of software to get the cable I've already bought working, or if I need some other sort of hardware.
Reason for all of this - I managed to break my 3.5mm audio output (plugged it in to a cheap ebay car audio unit and have blown something). I have wireless earphones....but just don't like them as much as my original wired ones!!!!
Hopefully someone can help me out!!
Cheers
You will NEED external DAC and AMP.
Micro usb can only output digital signal.
Sent from my SM-G935F using Tapatalk
You need a USB DAC. There a quite a few like FiiO Q1, AudioQuest Drangonfly, Oppo HA2-SE, Chord Mojo etc. Money is the limit
By itself micro USB does not transmit sound, it transmits a digital signal, you will need an additional USB DAC
Get a quality Bluetooth receiver. Here's a great one with apt-x low latency which is crucial for video.
TaoTronics Bluetooth 4.1 Transmitter / Receiver, 2-in-1 Wireless 3.5mm Adapter (aptX Low Latency, 2 Devices Simultaneously, For TV / Home Sound System) https://www.amazon.com/dp/B01EHSX28M/ref=cm_sw_r_cp_apa_urHgzb0W0T91H

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