think L might be only near - as mouth directly between the mics when speaking, the quality is good, and R sounds good from sitting back in the chair provided the room isn't noisy. Could this be? On Sat, Dec 2, 2017 at 2:52 PM, Thomas Lynch <thomas.walker.lynch at gmail.com> wrote: > I wonder how many people have poor audio pick up unless they speak very > closely to the mic... that would be fixed by changing the mic channel mix. > > On Sat, Dec 2, 2017 at 2:49 PM, Thomas Lynch < > thomas.walker.lynch at gmail.com> wrote: > >> Solved! whew! >> >> https://wiki.archlinux.org/index.php/PulseAudio/Troubleshoot >> ing#PulseAudio_uses_wrong_microphone >> >> section: Another Possible Cause >> and changed 'front-right' to 'front-left' >> >> also, BTW, the new load mod commands have to go at the bottom of the >> /etc/pulse/default.pa >> >> Right only is fine. I wonder if it is really R+L and R-L. It might be >> more like direct and periphery, or some such. L is live, it is just that >> it doesn't represent sound in front of the machine. When moving right on >> top of it, and speaking directly it does pick up. >> >> >> On Sat, Dec 2, 2017 at 2:01 PM, Thomas Lynch < >> thomas.walker.lynch at gmail.com> wrote: >> >>> Hello, >>> >>> Please include my email address in replies. >>> >>> This laptop has two built in microphones on the lid. >>> >>> I've been running sound tests using the pulse audio sound control to >>> turn down the gain on the right or alternatively, left, microphone, then >>> using audacity to monitor the results. (I have also used gnome-sound >>> recorder and skype to monitor the results, as they are a bit surprising.) >>> >>> The right channel is being sent to audacity as L+R. The left channel >>> is being sent to audacity as as L-R. Yes, it took a while to figure this >>> out. >>> >>> The new Skype client is using only the left microphone, so the sound >>> quality is very poor, near perfect cancellation at any distance from the >>> mic. >>> >>> 1. Has anyone run across this before? Is this a known problem? >>> 2. Is there a simple test for microphone channel input that can be used >>> to determine if this is a hard problem or a driver problem? >>> 3. is there a way to turn off the left and cross the right channel into >>> the left at a low level? I dont need stereo on the microphone on this >>> machine, at least not now as I am traveling. >>> >>> Thank you so much for helping with this. >>> >>> Thomas.Walker.Lynch at gmail.com >>> >>> >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20171202/cf1bc9f9/attachment.html>