Audio-gd USB-32 Firmware, Drivers, and Feedback Thread

Jan 17, 2014 at 12:40 AM Post #106 of 646
Keep in mind that the driver is in the beta stages. The only problem I have had is that I can't play files with sample rates higher than 96k. I'm using J River on 64bit windows 8.1. When I down sample higher sample rate files to 96k they play flawlessly.


Interesting. I guess I'll hold off until bugs are ironed out. BTW, have you tried playing 24/192 files via WASAPI instead of Audio-GD's kernel streaming wrapped in ASIO?
 
Jan 17, 2014 at 12:45 AM Post #107 of 646
Yeah I tried all modes with same result every single time. I emailed kingwa my findings like he asked. Since its not a random error or glitch it should be easier to fix.

The main thing is that the sound is phenomenal.
 
Jan 17, 2014 at 1:06 AM Post #108 of 646
The more i've listened, the more i'm under the impression it's dropped the intensity of the bass and treble back, which has brought the midrange forward more. I'll have to listen more for changes to the soundstage, personally. I'm pretty tired right now though. Everything sounds wonderful though. 
 
(I'll probably test out the Reference 10 tomorrow if I have time.)
 
Jan 17, 2014 at 3:58 PM Post #110 of 646
I have just installed the new 2014 firmware and drivers into my Master 7 and Di-V3 and everything works flawlessly under Win8.1/foobar with Wasapi. But it is too early for any first impressions because I have been playing around with various tubes on my amp and can't tell what the sound differences are attributed to.
 
Jan 17, 2014 at 4:11 PM Post #112 of 646
Yes, no problem with 24/88.2 and 24/96.
 
Jan 17, 2014 at 5:13 PM Post #114 of 646
The firmware update and the new drivers does work great, it just the asio is acting up on my,it now is no longer detected when ever I go to use it. It was working for a while before it started to stop working. Also I had issues with Kernel streaming not work as well. I starting to think my VIA and Intel usb 3.0 controllers are the cause, I don't have any USB 2.0 plugs and a NFB15.32 wont work with a usb hub of course.
 
I also having issues with playing 192khz music as well, I can't even record in 192khz. Some times I have Odd 32bit errors, but Wasapi works without a issue playing and recording 192khz as well recording 32bit.
 
Jan 17, 2014 at 5:27 PM Post #115 of 646
  Same for me. I also can't play anything over 96, but don't have much of anything in that range. Downsampling works fine anyway.

 
I have been using the BNC input on my master 7 which is limited to 96k anyway so Its not like anything changes for me.  I have maybe 5 or 6 albums with sample rates above 96khz so I'm not concerned about it at the moment.  Kingwa knows its a issue and I'm sure it will be fixed before the final driver release.
 
Jan 17, 2014 at 9:04 PM Post #116 of 646
I fixed my 192 kHz playback issue. First I unplugged the M7 from a USB 3.0 port that I forgot I had it plugged into and changed to a 2.0 port. Then I increased the buffer size in each of the playback modes to at least 0.30 ~ 0.50 seconds. I had my buffers set at the absolute minimum. That was it, I immediately got 192 playback.


UPDATE: The issue was not actually fixed unfortunately. J River defaulted my settings to 96khz in order to get the file to play. I didn't realize that it did this until I went back and looked at the setting again today.:(
 
Jan 18, 2014 at 11:22 AM Post #119 of 646
It's actually a playback problem. Win 192khz files, I got only noise, even though the system detects it up to 32/384k:
 
aroldan@balrog:~$ cat /proc/asound/card3/stream0 
Audio-gd Audio-gd at usb-0000:00:1d.0-1.6, high speed : USB Audio
Playback:
  Status: Stop
  Interface 1
    Altset 1
    Format: S16_LE
    Channels: 2
    Endpoint: 4 OUT (ASYNC)
    Rates: 44100, 48000, 88200, 96000, 176400, 192000, 352800, 384000
    Data packet interval: 500 us
  Interface 1
    Altset 2
    Format: S24_3LE
    Channels: 2
    Endpoint: 4 OUT (ASYNC)
    Rates: 44100, 48000, 88200, 96000, 176400, 192000, 352800, 384000
    Data packet interval: 250 us
  Interface 1
    Altset 3
    Format: S32_LE
    Channels: 2
    Endpoint: 4 OUT (ASYNC)
    Rates: 44100, 48000, 88200, 96000, 176400, 192000, 352800, 384000
    Data packet interval: 250 us
 
Jan 18, 2014 at 5:41 PM Post #120 of 646
I updated my last post if anyone missed it or cares lol.
 
I'm in the same boat as aroldan.  I can play files up to 176khz but no higher.  When I try to play 192khz files I either get a error message or apparent playback begins but without sound.  
 
I'm going to try a couple of things later today.  I'll try playback in Linux on Banshee media player just to see if the issue is with the driver or the firmware.  I'll also unistall the windows driver, which was installed while my M7 was plugged into a USB3.0 port and try a install on a USB 2.0 port - I can't imagine that will make darn bit of difference though.
 

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