CCTV
Comotech Digital recognizes the absence of security as a threat to any business and thereby recommends CCTV as a digital security solution to add value to businesses.
Our unique ability to provide an optimized service and our successful track record in installing and implementing CCTV networks make us an invaluable partner in the CCTV market. We look forward to forming a mutually rewarding relationship with FIDELITY BANK.
Key Features
The following features must be present in a CCTV solution:
Digital Video Recorder (DVR)
DVR is the core component of the CCTV solution; it works just like the CPU in a personal
computer. It has an internal hard drive of very high capacity used in storing the feeds from
the CCTV cameras. There are different types of DVR and the number of cameras determines the
type of DVR to be used.
The types of DVR include:
- 4-Channel DVR,
- 8-Channel DVR,
- 16-Channel DVR, etc.
Visual Display Unit
This is the visual display that provides an interface for interaction with the DVR. It can
be in any format like a television, a PC monitor, projector screen, etc.
Camera
This is the major component that captures the feeds. Some cameras come with advance
features such as infrared for night vision which captures feeds regardless of the presence
of light. The location and positioning is usually considered when determining the number of
cameras to be used.
The different types of cameras are:
- Bullets Camera: most suitable for outdoor purposes
- Dome Cameras: most suitable for indoor purposes
- Hidden Cameras
- Pan Tilt Zoom Camera
Transmission Medium
CCTV system can employ two types of transmission media which are:
- Wired and
- Wireless.
Wired CCTV connects the camera to the recording device and monitor with the help of standard
coaxial cables or Unshielded Twisted Pair (UTP) or Fibre-optic cables.
Wireless CCTV are similar to wired CCTV, The difference is that a radio transmitter is
attached to the camera. A radio receiver is then attached to the input on the monitor system
or computer.