[Asterisk-Users] Best quad-port fxo solution with EC?

[Eric "ManxPower" Wieling]

gw at adcomcorp.com wrote:
> Hello All,
> 
> I am trying to figure out which way to go for a quad port fxo solution
> with a good echo can on it.  My options are the sangoma remora, a
> mediatrix fxo, or something similar.
> 
> The issue is that I would need a good EC.  This would be on about a 9000
> foot loop, and the lines don't function well on a spa-3000 or zaptel tdm
> 4 port card.
> 
> Anyone have experience that drives them in a certain direction when
> considering a good ec on a quad port?
> 
> I tried this also with some fxo clones, but echo killed it.

The nearest CO my POTS line goes to is 11 miles away.  My POTS line 
works when plugged into my TDM400P FXO port.  I DID have to fiddle with 
the gains a bit and I still have to get rid of the last of the echo, but 
overall it seems to work well.