usb dac

  1. C

    Audiophile options for a HQ external USB DAC

    Guys, I'm quite new to the FreeBSD world but amazed so far. Please, out of curiosity, you guys who use USB DACs could you share ideas and/or sysctl.conf how to tweak the audio system for highest possible quality. Things regarding bitperfect and such. Thank you! This is all I currently got: #...
  2. B

    USB Audio Class 2 DAC Support

    Hi, This is a fairly straight-forward question that I could not find a definitive answer to: Is FreeBSD able to connect to UAC2 DACs? I have the JDS Labs Atom DAC that is an UAC2 device. Its firmware can be "gimped" to the UAC1-only mode, but it is a one-way process since the XMOS DFU cannot...
  3. E

    JDS Labs OL DAC USB with bitperfect on FreeBSD?

    I've looked through these threads: * https://forums.freebsd.org/threads/is-there-any-dac-compatible-with-freebsd.74463/ * https://forums.freebsd.org/threads/oss-sound-quality.69335/ With dev.pcm.2.play.chans=0 and dev.pcm.2.bitperfect=0, playback of 44.1 and 48KHz files has a white noise...
  4. stratacast1

    USB DAC unplugged hangs up rest of USB devices

    I've been trying to track down an issue I'm having with FreeBSD not detecting USB inputs via my KVM switch. It works perfectly, until I switch away for a certain amount of time or unplugging the KVM device altogether. If I switch away my input devices to my other system and my FreeBSD desktop...
  5. S

    USB DAC : bad sound

    Hello, The sound quality is bad with my HRT Music Streamer II (http://www.hirestech.com/product/?pid=122) USB DAC : lot of small interruptions/crackles. Playing a .flac file (ripped from CD) with mplayer : AUDIO: 44100 Hz, 2 ch, s16le, 0.0 kbit/0.00% (ratio: 0->176400) Here are my settings ...
  6. D

    Solved Micca OriGen+ DAC

    Anyone have experience with this product or similar high sample rate DACs on FreeBSD 11? I'm setting up a dedicated Windows box soon and/or emulation with Xen or bhyve, so I'm still going to get it regardless and will have a chance to test it myself. Supposedly it requires proprietary drivers...
  7. H

    Set permanently mixer volume to 100% of USB DAC

    Hi all, Is there a way set permanently mixer volume to max (100%) of given USB DAC in /etc/sysctl.conf? or other way? thank you.
  8. S

    Solved USB DAC as default device?

    I'm using a USB DAC as my sole audio output (besides system beep) and it works, but the sound devices built into the motherboard are interfering. cat /dev/sndstat Installed devices: pcm0: <Realtek ALC892 (Rear Analog 7.1/2.0)> (play/rec) default pcm1: <Realtek ALC892 (Front Analog)> (play/rec)...
  9. N

    jackd with OSS and USB DAC : error

    Hello, I've tried to use jackd with oss, but it does not work : $ /usr/local/bin/jackd -r -m -doss -r44100 -p2048 -n3 jackd 0.124.1 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn and others. jackd comes with ABSOLUTELY NO WARRANTY This is free software, and you...
  10. N

    OSS with USB DAC: crackles

    Hello, I'm using FreeBSD 10.1 and for sound I own a Cambridge Audio DAC Magic 100 (asynchronous USB). I've noticed that it makes crackles randomly... I've had the same problem under ArchLinux (ALSA), the solution was to get a refund for the asynchronous that I had USB DAC and buy this one :(...
  11. kuchumovn

    Audiotrak Dr.Dac 2 USB Audio Card - how to make it work?

    Hello. I've just switched to FreeBSD 7.3 from Ubuntu. On Ubuntu my Hi-Fi USB Audio Card used to work, but now it doesn't.. I've set snd_uaudio_load="YES" in /boot/loader.conf, and snddetect_enable="YES" in /etc/rc.conf, then rebooted, and now cat /dev/sndstat says the following...
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