In order to bring light into what truly means CCTV, experts have prepared a short article on this subject for you. First of all, CCTV indicates the initial letters of three English words: Closed Circuit Tele in Vision. The meaning of the phrase can be freely translated as a closed television circuit. It is closed because the signal from the cameras is transmitted to the closed respectively. A significantly limited number of users compared to conventional broadband, which is available to virtually everyone. CCTV images are seen only by the person who is authorized to do so. With ราคากล้องวงจรปิด you can have a lot of solutions.
It is a relatively archaic abbreviation that is nowadays pushed out by the concept of an IP camera. However, IP cameras are a subset of CCTV devices. CCTV itself has been used in connection with security cameras. The official first camera system (CCTV system) was installed in 1942 in the then Nazi Germany. The cameras were followed by a short-range V-2 rocket launch on a rocket test base.
The equipment was sold to the commercial market in 1949 but did not expand until the 1980s. Prices were high. After 2010, prices of CCTV input products can be reduced cameras and additional devices. The high-quality camera system has thus become affordable for a wide range of people.
In the future, a further expansion of CCTV systems can be expected, especially in the area of IP systems on a digital basis. IP CCTV system will become a common security device for houses or apartment buildings. Emphasis will be placed on quality images and remote viewing of records, for example, via a mobile phone.
CCTV or Closed Circuit Television is a television system in which no signals are publicly distributed but monitored for security or monitoring purposes. CCTV relies on the strategic location of cameras. The communication between the camera and the monitor is limited through coaxial cable routing or wireless communication lines so that no other person than the one charged with the tracking can access it. Therefore, this system is called a closed circuit television. The oldest camera systems use small, low-resolution monochrome monitors without interactive capabilities. Modern CCTV usually has high-resolution displays and can include the ability to zoom in on an image or track a particular person or object. Some CCTV even allows you to communicate with people within their reach.
The security camera system is probably the easiest system to protect property from the point of view of building modifications, investments and the intensity of ongoing investments.
Benefits of CCTV:
- Quick implementation
- Minimum interventions in buildings masonry the only cable passes, if necessary
- Easy to assemble
- An on-line system with or without recording
- Zero or minimal operating and maintenance costs
- The ability to install anytime, anywhere
Disadvantages of CCTV:
- If you decide to do it yourself, you have to orientate yourself in the offer and consult your system configuration
- If you opt for an installer, take into account the cost of 5-20tis. CZK
The cameras can be used indoors and outdoors, in rain, sun, heat and cold. However, there are limits as with any technique. Nothing less common weather fluctuations do not cause camera problems So-called.