In article <[EMAIL PROTECTED]>, Steven Critchfield <[EMAIL PROTECTED]> wrote: > On Mon, 2004-08-09 at 06:07, David Gurr wrote: > > I'm building a phone-in demo system to use for introducing Asterisk to > > prospective clients. > > > > One of the things I'm wary of is their likely preconceptions that VoIP > > systems will have poor audio quality. > > > > As a result, I'd like to ensure that the voice prompts I'm using have > > the best possible audio quality. > > > > Is it possible to use sound files at higher than 8kHz sampling? My > > callers will be coming in over PSTN to a VoIP gateway and then to me > > by uLaw/aLaw ... would higher sampling rates gain me anything in this > > configuration? > > PSTN is 8khz sample rate. So obviously a higher sample rate will not get > you any where.
However, 16-bit PCM-encoded 8kHz wav files would be a definite improvement over the GSM-encoded ones we currently have. I raised a feature request on bugs.digium.com (#2187) for these, and was told it will be done sometime. I hope it's soon. Cheers Tony -- Tony Mountifield Work: [EMAIL PROTECTED] - http://www.softins.co.uk Play: [EMAIL PROTECTED] - http://tony.mountifield.org _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
