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A General Guide to CCTV Installation

People want to live in a safe city. Robbery, car accidents, and abuse have been rampant nowadays and sometimes we just don’t feel safe anymore. In the case of accidents and crimes, it is crucial to know their cause and ways to prevent them. 

In this technological time, instead of hiring a workforce to monitor and secure communities or properties, a technological monitor system is on the rise. Closed-circuit television (CCTV) monitors events in a specific location in real-time through installed cameras which run on a cable or a network.

Authorities invest in CCTV installation to monitor traffic, accident-prone areas, essential properties, and establishments to add security and provide a faster response for emergencies and crime-related incidents. 

It is recommended that you also install one in your homes and offices to secure the safety of your family, employees, and properties. This article will guide you to your installation needs.

Benefits of CCTV Installation

You can install one in your home or office if you want to ensure the safety of your family and employees. Here are some of the benefits of CCTV installation: 

  • It could prevent crime from happening.
  • It adds security for properties.
  • It reduces security costs in your offices in the long run.
  • It monitors a worker’s productivity.
  • It creates a faster response for emergencies 

Basic CCTV Components

Familiarise yourself first on the necessary components of CCTV and their functions so when you consider installing one, you would know their respective uses. There are four main components of a CCTV:

  • Camera – it provides surveillance to a location. It sends an electronic signal through the cables or over a wireless network.
  • Video Recorder – they store or process the data from the camera. 
  • Monitor – it receives the electronic signal from the camera and displays them on the screen.  
  • Cables – it connects different components of a CCTV. It requires different specifications for its performance.

It requires an electrician’s assistance because they have the necessary knowledge on the regulations of CCTV installation to avoid circuit wiring problems.

Installation process

Determine the location to monitor.

People usually install CCTVs on money-related establishments like banks, stores, and offices. In your case, you should consider putting them on living rooms, backdoors, and gates as they are possible entry points of the uninvited guests. 

Make sure that there is no existing obstruction when you set-up your cameras in the location you want. 

Install the camera

IP camera

Wireless CCTVs use IP Camera for monitoring. It runs over Wi-Fi or other networks.

Bullet vs Dome vs Turret

The three main kinds of cameras in a wired or analogue CCTV are bullet, dome, and turret. 

These are their advantages over the other:

  • Bullet   
    • They have bigger lenses that can monitor longer ranges.
    • They can withstand different weather conditions thus appropriate for outdoors.
    • They have night vision.
  • Dome
    • They have a protected case to avoid damage.
    • They have a 360-degree range which is why they are usually installed in ceilings.
  • Turret
    • They are low maintenance.
    • They can turn their bodies more to see a broader range.

Depending on the type of camera, it should point at the right angle. Moreover, install them to a low damage risk damage spot. 

Set-up the video recorder 

There are two kinds of video recorders, the digital video recorder (DVR) and network video recorder (NVR). The cameras they use depends on their connection.

  •  DVR
    • It uses wired connections.
    • It processes the data from the camera
  • NVR 
    • It uses wireless connections.
    • It uses IP cameras.
    • It records the data from the camera.
  1. Connect your wirings

  • Cables for a wired system

A wired system uses RG59 Siamese Coaxial cable to connect its system. It can transmit high-definition videos over 457 metres but has a limited power supply distance of 76 metres. 

  • Cables for wireless system

A wireless system uses Cat5e cable which supports data speed up to 1000mbps.

Connect to monitors and start your CCTV.

Monitors display the data from the cameras to see images in real-time. After all component connection, set up CCTV display depending on the video recorder. Wireless CCTVs enable smartphone connection while wired CCTVs use typical monitors like with the computers or televisions. 

Don’t forget to ask for guidance from your electricians in installing your CCTVs. They can help you to decide the CCTV that fits your purpose.  


Though CCTV installation, people have been safe from crimes and accidents because it serves as an added security and measure to respond faster in emergencies. People now invest to install CCTVs for their homes. It requires an electrician’s assistance since it involves the connection of wirings and the need to update your electrical circuits. 

We at Sydney North Shore Electrician can install your CCTV system at an affordable price!  Our Level 2 electricians are glad to help you with your electrical concerns. So don’t hesitate to call us at (02) 8378 2828 or book your concerns here.

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