[Asterisk-biz] PRI Hardware Echo Canceller

[Jerry Jones]

> Search the archives. A couple months ago I wrote about how the  
> Ditech (4 port) solved my issues. And yes long tail lengths are  
> required for proper acoustic cancellation today. They also have  
> some white papers.
> It is still going strong. Zero complaints since installation:)
>
>
> On Jun 30, 2005, at 3:46 PM, <ewr at erols.com> <ewr at erols.com> wrote:
>
>
>> I am looking for hardware echo cancellers for PRI's.
>>
>> I have tried to request information twice now from Ditech  
>> Communications regarding their SX-24 product but have not received  
>> any response.
>> (http://www.ditechcom.com/platforms/productdetail.aspx?pid=13)
>> I have also emailed Valiantcom about their desktop and 1U T1 Echo  
>> Canceller without any repsonse.
>> (http://www.valiantcom.com/echo_canceller/t1/t1_ec128.html)
>>
>> What are others using for hardware echo cancellation at locations  
>> that only need 1 PRI?  Does anyone have a suggestion on a specific  
>> brand/model or supplier for 1 and 2 port T1/PRI echo cancellers?
>>
>> Thanks!
>>
>> Eric
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>>
>
>