How CCTV works

by Shaal M. Software Developer
CCTV stands for Closed Circuit TV. CCTV uses one or more video cameras to transmit video images and sometimes audio images to a Glossary Link monitor, set of monitors or video recorder.
Recommended Features
  • Difference between CCTV camera and Standard TV
  • Types of CCTV camera
  • Types of connection for CCTV camera
  • How to record video images from CCTV camera
Learn more about How CCTV works»

Review on How CCTV works

CCTV systems have become extremely popular over the last few decades as the technology has improved and become more affordable. The majority of CCTV cameras in use today are usually for surveillance and security purposes.

Anyone can find CCTV systems at everywhere such as bank, hospitals, railway station, bus station, etc.

Types of Camera :
There are many types of CCTV cameras, categorized by types of images, amounts of frames and types of connections.

Types of images:
They can take both black and white video images as well as color video images. They can also take low light images with special technology to capture video images at night.

Amount of frames:
means Frames per second that a video camera captures and sends to a recording device or monitor per second.
Most CCTV camera captures 30 or more frames per second.

Moreover, some CCTV cameras are extremely small those are used for spying, night viewing.

Types of connection:
Two types of connections can be used for CCTV cameras, one is wired connection and other is wireless connection.

Wired/ fixed connection will be physically connected with computer or recording devices. Mostly, there are in 25, 35, 50, 100 or 500 feet.

RG59 coaxial cable is used for distance upto 600 feet and CAT5 cable is used for distance between 600 feet to 2000 feet.

Related to How CCTV works

Asianwolf Micro CCD Color Pinhole Digital Camera with Audio from
asianwolf, wolfcom, micro, ccd, pihole, digital, camera, color, audio, sc-150, spy, covert, small, microphone, rca, power, inputs, video, gadget, electronics

This is Asianwolf's new Micro CCD Pinhole Digital Camera, the Micro SC-150. This camera can be used for the most secretive of operations. It is so small that you can hide it almost a

Related Articles

Creative Connection

French Wine French wine is produced in several regions throughout France, on over 800,000 hectares (over 2 million acres) of vineyards, and in a typical year between 50 and 60 million hectoli...

Amazing Connection

Related Resources

How Do I Choose the Best CCTV Security Equipment?

Sep 9, 2010 ... You may choose either a hard-wired connection using cables, or a wireless connection using antennas. Cables are the most frequently used ...

How to Connect CCTV Camera With Scart Connection to Computer|CCTV ...

How to connect it with scart connection to computer or Laptop? There are video cards that support ... Wireless Security Cameras with Computer Monitor | CCTV Videos and ... SC-NVA5 Wired Color CCTV Security Spy Camera with AC Adapter ...

The IP CCTV and Security Camera Forum :: View topic - Y-Cam...Can ...

The IP CCTV and Security Camera Forum : View topic - Y-Cam. ... These cameras use the same IP address for the wired/wireless connection? .... btw yes i know how to set up a wireless connection, and i'n sure i missed ...

About Shaal M. Committed     Software Developer

530 connections, 0 recommendations, 1,450 honor points.
Joined APSense since, May 21st, 2010, From BLR, India.

Created on Sep 29th 2010 01:53. Viewed 1,837 times.


Harold Baughman Professional   
Nice change-of-pace blog....."THANKS, ALOK"

Sep 29th 2010 10:02   
Shaal M. Committed   Software Developer
@Harold Thanks for comment.
Sep 29th 2010 10:04   
Please sign in before you comment.