Dec 10, 2013

The Different Types Of Phone Systems

By Leanne Goff


There are several phone types as well as phone systems Chicago types. There may be some that are curious as to what these things are on a much deeper level. To those interested, there are at least three main types that may be discussed further. One is the internet protocol variant, another is the plain old telephone service and then there would be cellular phone systems.

The landline system that is still being widely utilized in households and offices today are actually part of the POTS or the plain old telephone service. This is the analog service that has copper wiring. It can be said to be a direct descendant to the system that was originally developed by Alexander Graham Bell.

There are actually several advantages to the use of this variant. Some of the advantages would include having standardized equipment and predictable sound quality. Because of its direct connection to the central office of the company, there exists no need to share its capacity with anyone else who may be in need of it.

The switches are also set in place already. This will create a private circuit for just about every call that takes place. Many call it the public switched telephone network because of that, sometimes just PSTN. This has been made available for several years and has withstood every other new variant that arrived since then. The use has not been affected in any significantly negative way whatsoever.

Another type is the one that is utilized by cellular phones. There are individual companies with networks that are just for them, and they also have different types and degrees of technology. Similar to the POTS, this is type that is basically a full duplex, which means that both people on the line may listen and talk to each other simultaneously.

Despite that similarity, there are notable differences as well. A primary one would be the fact that the cellular variety makes use of radio frequencies as opposed to copper wire. Though these things first started out as mobile voice networks exclusively, they are not capable of carrying both data and voice.

Some networks are operating on a national scale. Others are even operating internationally, and one of the best parts is that new technologies are frequently being developed. 3G is known support not only cell phones, but smartphones as well, together with netbook computers and wireless modem aircards.

Internet protocol, or IP, is also referred to as voice over internet protocol, or VoIP. This yet another version that is used in modern times. This particular service usually piggy backs on the existing internet connections, either DSL broadband or perhaps cable service. A device that is known as the analog telephone adapter is usually the go between that will connect phones to the router or the modem.

IP systems may be set up with single lines for both telephone and internet services, which can serve as a way to save money. With the use of an integrated T1 line, rather than setting up for data or voice, such a line would be able to handle both. And that is what one can expect from the different phone systems Chicago.




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