Voice quality on FreeRunner A7 ?

[Timo Juhani Lindfors]

Al Johnson <openmoko at mazikeen.demon.co.uk> writes:
> My settings would be no use to you as I turn down from default not up. I 
> suspect the variations in how loudly people speak and how they position the 
> phone relative to their head have more to do with the need for different 
> settings than variations in the handsets themselves. We would need to do a lot 
> of measurements to find out though.

I currently have an asterisk setup that lets me record calls so that I
can compare calls made with openmoko against calls made with other
phones. Is there some standardized test suite that I could play and
then investigate the recordings?