[Asterisk-Users] Sound file quality

[hank]

can you use .wav files or does it have to be gsm?
----- Original Message ----- 
From: "Steven Critchfield" <critch at basesys.com>
To: <asterisk-users at lists.digium.com>
Sent: Monday, August 09, 2004 4:23 AM
Subject: Re: [Asterisk-Users] Sound file quality


> 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.
> -- 
> Steven Critchfield <critch at basesys.com>
>
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