[Asterisk-biz] IP Displays for public telephony booths

[Steve Kann]

ht at phonitel.com wrote:

>Hello,
>
>We do have a call meter solution. The way it works is that it is triggered by 12
>khz, or 16 khz frequencies.
>
>So this only works if you have a frequency generator based on a rate table.
>
>The question is interesting of how to make those work with Asterisk:
>
>1-) Can asterisk generate 12 khz signals on its interfaces?
>
>2-) Can it send such frequencies signal on the ;
>
>3-) Any other concept ?
>
>  
>
I don't have any idea what this post is about, but asterisk, like any 
traditional telephony system, work with an 8khz sample rate, so it can't 
reproduce any audio frequencies greater than 4khz.

-SteveK