What Is a Coaxial Cable?


If you aren’t familiar with what a coaxial cable is, there can be a lot to know. Keep reading to learn what a coaxial cable is and what you need to know about it.

Let’s start with what a coaxial cable is. A coaxial cable, or coax, is a type of cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield.

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Many coaxial cables also have an insulating other sheath or jacket.

Coaxiel cables have been around for a long time. The first coaxiel cable was invented by English engineer and mathematician Oliver Heaviside who patented the cable in 1880.

These cables differ from other shielded cables used for carrying lower frequency signals because the dementions of the cable are controlled to give a precise, constant conductor spacing which is needed for it to function efficiently.

So, what is a coaxial cable used for? They are primarily used by cable TV companies to connect satellite antennas to customers’ homes and businesses.

To learn more about coaxial cables, their uses, and their long history, watch the video above!


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