Hot answers tagged alsa
After a long search I've found a solution in here: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1525554 open alsa-base.conf as root - e.g.: sudo gedit /etc/modprobe.d/alsa-base.conf and add the following lines at the end of the file options snd-hda-intel single_cmd=1 options snd-hda-intel probe_mask=1 options snd-hda-intel model=basic ...
Unless your hardware has a direct monitoring feature and can completely avoid processing the sound through software, there is going to be latency. It sounds like you are trying to do this on standard built-in audio hardware, which requires software processing to redirect audio, therefore no, there is no way to get rid of the latency.
I had exactly the same issue. Apparently the Alienware 17 r3 is comparatively a new model coming out in late September last year so lots of driver issues exist. FAQ: Q.Wifi not working? A.Follow this link to fix Broadcom ath10k(killer wifi) wireless card. https://github.com/kvalo/ath10k-firmware/pull/3 (Note: Your kernel should be higher than the ubuntu ...
Try to disable the "automute" control that you see in Alsamixer: use right arrow arrow key to move to this control, then down arrow key to disable "automute": your speaker should now be independent from headphone jack, and only controlled by the "speaker" fader (mute it).
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