[Asterisk-biz] PRI Hardware Echo Canceller

[ewr at erols.com]

>> 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:)

I can't find the post now, but I remember seeing it...iIt's where I first 
found out about the Ditech.

I can't find any information on where to actually purchase one.  Where did 
you get your equipment?  Do you have a reseller that carries Ditech 
equipment?

Eric