> > 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.
Are you sure the telco is not using fiber-extended line modules? Have you measured the loss from their milliwatt generator? (The numbers would be very interesting to see since a large number of spa3k and tdm04 users at that distance have significant EC issues.) _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- Asterisk-Users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
