Understand Passive and Active Network Technology

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venynx2

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Nowadays, we have access to more information than ever before. We live in a digital world and bandwidth is what makes a digital world happen.
There are many types of networks carrying different types of
information. However, all these individual networks can be divided into
two categories: passive and active. please check EGS Cable solutions website A passive network does not use electrically powered equipment or
components to get the signal from one place to another, while an active
network uses electrically powered equipment or components to route the
signal from one place to another. This article will briefly introduce
both passive and active fiber/copper networks.

There are many different types of passive copper networks, but the one virtually everyone is familiar with is their home cable TV network.
In a copper cable TV network, the cable provider supplies the signal to
the home over a coaxial cable. The cable enters the home and is routed
to a single television. However, few homes have a single television. For
homes with multiple TVs, the signal from the cable provider must be
split for each television to receive the signal. The splitting is
usually accomplished with a splitter. The splitter requires no
electrical power. It will typically have a single input and may have
two, three, four, or more outputs. The following picture is an example
of a splitter that has a single input and four outputs. An individual
cable is routed from the splitter to each television.With this type of
network, loss of signal strength will occur. As the signal from the
cable provider is split and routed to multiple televisions, the signal
strength to each television is reduced. Adding too many televisions can
reduce the signal strength to the point where none of the televisions
receives adequate signal strength to operate properly. When this
happens, it is time to install an active cable TV network.

Active Copper Network

Same with the passive copper networks, there are also many types of active copper networks. The previous section focused on a passive home
cable TV network and pointed out that you can only connect a limited
number of televisions to this type of network. In order to have adequate
signal strength for multiple televisions, for example, one in each
room, an active network is required. In an active home cable TV network,
one cable enters the home and is routed to a distribution amplifier.
The distribution amplifier boosts or amplifies and splits the signal
from the cable provider. Each output of the distribution amplifier has a
signal strength approximately equal to the signal strength on the input
cable from the cable provider. An individual cable is routed from the
distribution amplifier to each television.

Posted 24 Apr 2018

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