Tuesday, 29 October 2013

Limitations of CCTV Cameras



CCTV or Closed Circuit Television Cameras are the most widely used security devices for homes and businesses. The device is composed of multiple cameras, a monitor and a recording device. CCTV cameras, on several occasions, have proved their efficacy in controlling illegal activities and securing properties. But, there are certain aspects that limit the potency of CCTV cameras for home as a security system. Let’s take a look.



CCTV systems can monitor only a limited area. They can be vandalised sticking chewing gums, spraying chemicals on the lens, or changing the camera angle. Even if, CCTVs are made to monitor illegal activities, criminals can still find a way to block its vision. 

CCTV cameras come in two variants – wired and wireless. Wireless CCTV devices can send signals to the monitor and recording station only at a particular frequency. So, any interruptions in the frequency level can affect the quality of picture and video. Wired CCTV cameras are fixed cameras and cannot be easily moved from one place to another. Also, wired CCTV installation is a difficult task and needs the assistance of professional CCTV installers Birmingham.

CCTV footages are useful evidences to solve criminal cases and hence the face a higher risk from hackers. As the system connects to a network, hackers can easily hack into the system from outside locations.



1 comment:

  1. . Each camera will be connected to a Digital Video Recorder (DVR) directly.SecurityInstallers.com.au

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