SAN DIEGO--(BUSINESS WIRE)--July 20, 2004--Pulse, a Technitrol (NYSE:TNL) Company, introduces the Excelsus(R) Z-BLOCKER(R) Z-A431EU alarm panel DSL filter for use in Europe. The Z-A431EU eliminates ...

A device that keeps the higher frequencies of DSL transmission from reaching and interfering with a regular telephone call. See DSL. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...

Most alarm systems cannot dial out when DSL service is connected in a home or small office. As alarm service providers and DSL Internet access providers are finding out – many times the hard way – ...

is there any advantage of a splitter over a filter? does a splitter give you added speed or something?<BR><BR>other than if you have an alarm system that uses your telephone, do you have a real need ...

I have a filter plugged into my wall phone line. I have a phone line plugged into the filter which goes to my modem for internet service. My phone service is Vonage, a VoIP service and the phone I ...