Rustling noise on phonecalls

William Kenworthy billk at
Thu Jul 9 11:33:50 CEST 2009

On Wed, 2009-07-08 at 21:54 -0700, Ben Wong wrote:
> Mickey: It seems a very bad idea to default to maximum volume if it
> causes distortion.  I'm not sure yet that that's the sole audio
> problem in SHR-unstable, but I can say that when I turned the speaker
> volume down to what it was in SHR-testing (68%), I was understood
> perfectly, for the first time, by Google's voice recognition
> (1-800-GOOG-411).
> For anyone wondering how to use D-Bus to set the volume to 68%, you
> can do it by cutting and pasting this line:
>   mdbus -s org.freesmartphone.ogsmd /org/freesmartphone/GSM/Device
> org.freesmartphone.GSM.Device.SetSpeakerVolume 68
> And this line will show you the current volume:
>   mdbus -s org.freesmartphone.ogsmd /org/freesmartphone/GSM/Device
> org.freesmartphone.GSM.Device.GetSpeakerVolume
> Please experiment with different values by changing the volume during
> a call.  I'm interested to know what values work the best for you all.
>  And does 100% actually work for anybody without distortion?
> --Ben
This improved things a lot on my *NOT* buzzfixed GTA02v5 - I have had a
lot of complaints recently (shr-unstable), now its much better.  Thanks
for the mdbus lines.


More information about the community mailing list