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Disadvantages of Coaxial Cables – Know all about Coax Cables




Disadvantages of Coaxial Cables

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Coaxial cables are widely used to transfer signals to antenna. You see them in almost every home today for TV and radio purposes. They are very versatile and come with multiple benefits that make them popular. In this article, we shall explore both sides of the coin so that you know all about them in a jiffy. 

Let’s begin with the positives of coaxial cables.

Disadvantages of Coaxial Cables

Coaxial cable advantages

  • They are easy to use.
  • The cables are flexible, which means that they can expand based on the conditions and requirements.
  • They have multiple high frequency applications.
  • You don’t have to worry about interference or noise with coax cables. They are quite less susceptible especially when compared to twisted cables.
  • They are affordable.
  • They provide high transmission rates and have excellent shielding material.

Sadly, it is not all roses with coaxial cables. There are a few cons that you must be aware of. 

Disadvantages of coaxial cablesT-Joint

  • They are bulky
  • If you want to use them for long distances, you will have to shell out more money. This makes them expensive. 
  • Many users are concerned about security because it is easy to break the cable and take advantage of it with a T-joint
  • Even though one of its biggest advantages is that it prevents interference, you must note that this is only possible if the cable is grounded. 

Understanding these downsides will help you understand whether coax cables are ideal for your specific purposes. In most cases, they suffice but if you are looking at laying a long connection, you might want to look at other options.


Below are answers to some of the FAQs we keep receiving:

Do coaxial cables make a difference?

Yes, they help carry signals seamlessly and are often used for internet connections, TV, and radio

Do coax cables degrade over time?

Yes, after a period of time, coax cables will degrade. You will have to replace them immediately to avoid signal loss. 

How long can you run a signal without loss?

Below 50 feet, the signal loss may be insignificant. At 50 feet, you may start noticing the loss. If the cable is 100 feet long, the loss will be quite heavy (around 1/3rd)

How far can you run coax cable for Internet?

Around 500 meters.

What is the life expectancy of coax cables?

Outdoors, your coax cable will last for 20 years. If it is underground, you can add a few more years to it.

Should I replace my coax cable?

If it is very old and you can see signs of aging such as crimping, you should replace your coax cable.

In this article, we tried to collate as much information as possible about coax cables and their pros & cons. If you have any more questions, ask us!

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