Wednesday, November 4, 2020

COAXIAL CABLE Installation-TV, Type of Cable, and the {MORE!!!!!}

The coaxial cable is used to route the signals on the connections of the rf, which are commonly used in the installations of cable TV and telecommunications networks. It is also installed in the connections from the receivers and the antennas, the tables for the computers, in addition to serving as a link to the audio on the radio.

It is not a one-wire, single-insulated, but composed of different layers:

  • an inner core of a copper wire, which serves as a driver.
  • insulating layer surrounding the wire in the inner layer of thin metal that protects the core and the insulator;
  • finally, a coating of plastic, usually white or black, which is the outer and visible on the wireless network.

Coaxial cable

Of the coaxial cable by the roll

The idea is that the core is bare copper, but also steel cords, which are only covered with a thin layer of copper, for example. The mesh of thin metal and are responsible for the frown on the interference of the outside, reducing the risk of interference.

Running a coaxial cable is a transmission medium the phenomenon of EMI (electromagnetic interference), which is also used to transfer calls from their mobile phones.

This is the type of cable that is sold by a film with a thickness larger than that of a common wire, so it ends up being placed in the pipeline are different from the electrical wiring, so as not to take up too much space in the conduits for outlets and lighting. Even so, it’s soft and durable, thanks to layers of screening, and the data is transmitted in a manner to be excellent, even over long distances. The idea is that the duct from the passage of such cables are already provided for in the project, as they appear on the wall, you can end up being a foreign element in the decoration of rooms, halls and bedrooms.

There are two main types of coaxial cables, being the most thin (10base2), also referred to as a coaxial cable network, and a thick (10base5), which are less used nowadays. The coaxial cable of the type 10base2-also called thinnet (thin= thin, very flexible, used in networks of the Ethernet standard, transmitting at a maximum distance of 185 meters, and if you don’t have any type of connector. To connect multiple computers on a network to long, you need an adapter, it’s a kind of a T-plug that connects the cable to the computers. With the advent of new technologies, however, such as a wireless network), its use has declined significantly since the computers can be connected together on a network without the aid of a cable. Even so, its use in the home continues to be high, in simple links to the home office, for example.

Already have the cable type 10Base5 is thick, and it is more used with connectors, n-type, has Been used on a large scale in the premises of the last few decades. It has a higher cost and less supple than the 10Base2, and so today has not been a lot sold.

There are other types of coaxial cables, each of which is used for a specific purpose. For the installation of the antennas for Tv sets, which are not necessarily the same. The terminology varies, depending on the intended use. Prior to installation, it is a good idea to do a query to figure out which wire is the correct one to use.

The composition of the coaxial cable;

The composition of the coaxial cable;

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