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TVL is TV Lines is a measure for the analog camera resolution, it is measured with cpaturing a certain chart and define the max lines in a specific area the camera can recognise.

the higher TVL the better, till now camera in the market reached 700-750TVL

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โˆ™ 2012-02-06 08:26:59
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Q: What are TV Lines in CCTV cameras?
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What is a CCTV camera and how does it compare to other camera types?

CCTV stands for Closed-circuit television and CCTV cameras are mainly used for security surveillance. CCTV cameras can be either video cameras or digital still cameras. The video cameras are usually used for video surveillance of houses or business places. The digital still cameras are used for traffic surveillance.


How do I research information on cctv cameras?

CCTV cameras are typically in every retail store. They usually can be found on the ceiling of the building. For more information regarding CCTV systems, ask a local camera and television store.


How can you do view the CCTV Wireless cameras from my computer?

Can't. This isn't TV.


Where is the best place to see CCTV footage?

You can request CCTV footage from the organisation which operates the CCTV equipment. You have to make a request for it in writing. CCTV stands for Closed Circuit Television Cameras.


What can one view online at CCTV?

CCTV stands for closed-circuit television and is generally used in security cameras and survelliance cameras. CCTV could also stand for China Central Television. Then you can view almost anything since it's the largest tv network in mainland China.


How widespread is the use of cctv cameras?

Closed circuit televisions (CCTV) is very prevelant, especially for private security. Many buildings, stores and others use CCTV for security purposes.


What does TVL stand for - CCTV camera related?

It stands for television lines. It's the number of vertical lines used to span the horizontal width of the cameras. The figure quoted is the number of vertical lines per horizontal distance equivalent to the height of the picture.


Who created CCTV cameras?

Closed Circuit Television has been made by numerous electronics companies.


How CCTV works?

CCTV stands for Closed Circuit TV. CCTV uses one or more video cameras to transmit video images and sometimes audio images to a monitor, set of monitors or video recorder. The difference between CCTV and standard TV is that standard TV openly broadcasts signals to the public.


What is CCTV cable most used for?

Closed-circuit television (CCTV) is most often used for surveillance. Cameras directly connect to television screens that are monitored by security guards, business employees, etc. Multiple cameras can provide a single individual with a complete view of an area.


Where can one compare CCTV price?

CCTV, otherwise known as Close Circuit Television, uses video cameras to transmit signals to specific monitors. Comparing prices for a CCTV set-up can be made at Nextag and Consumer Reports.


When was cctv cameras invented?

who invented cctv cameras and what year was the first one invented.

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