Q:What are the functions of security monitoring system?

At the same time, the alarm system equipment for illegal invasion alarm, the alarm model, enter the alarm host, alarm host trigger monitoring system recording and recording.

Q:How to install an indoor closed-circuit TV with a computer

The closed circuit is relative to the opening, and the latter is the television reception mode we usually call the outdoor antenna to receive the signal. Closed circuit is the satellite transmission to the designated user, that is, cable TV mode.It mainly converts the audio and video signals into one radio frequency signal, that is, one channel, so that it can be transmitted in closed-circuit television

Q:Can the closed-circuit line be a monitoring line?

Yes, but the quality of the closed lines, especially the intensity is less, so the life expectancy is shorter and the transmitted signal attenuation is greater.

Q:What kind of knowledge does video surveillance system need?

Video surveillance system has developed for just over 20 years. From the 19 generation, the analog monitoring to the hot digital monitoring in 80s, and then to the ascendant, the network video surveillance has undergone tremendous changes. With the gradual unification of IP technology around the world today, it is necessary for us to re understand the history of video surveillance system development. From a technical point of view, the development of video surveillance system is the first generation of analog video surveillance system (CCTV), the second generation based on digital video monitoring system PC+ multimedia card (DVR), to the third generation based on IP network video monitoring system (IPVS).

Q:The difference between video surveillance system and CCTV system

Popular point says:CCTV system: multi finger monitor system has the duty type, by 1 or several people operation and monitoring, to directly observe and report all kinds of consolidation area, monitoring system to achieve some goal to do.Video surveillance system: Currently, all kinds of surveillance systems based on image recording are popular in the market, which mainly realize the scene playback, easy to find problems and solve problems.

Q:What's the difference between TV surveillance system and video surveillance system?

TV monitoring is a part of video surveillanceTelevision monitoring is now less and less popular. It used to be a monitor display with a lot of monitors. Now it's splicing wallsA small number of monitors are used, but they are all VGA signals. They used to be BNC

Q:What is closed-circuit, such as closed-circuit surveillance, closed-circuit television, and so on

1 、 camera (transformer, support) - (video line, power line, control line) - hard disk recorder - display2, the camera (transformer, bracket), video line, power line and control line - (equipment box, optical transceiver, optical fiber, optical fiber jumper) (power line) - Optical - VIDEO - line distributor - matrix (DVR) - display (TV wall)

Q:What's the difference between a wireless surveillance camera and a wired surveillance camera?

Wired relative to the wireless signal a little better, wireless convenient, clear picture, choose cable is better.

Q:What are the main functions of CCTV security surveillance system?

C, through monitoring system and alarm system linkage, the first time to inform the owners of illegal activities, security companies, public security police station related personnel.D, the camera installed in the corresponding area and the eye-catching surveillance system signage can play a deterrent role in illegal crime, and effectively reduce the crime.E, can through the new H.265 compression method, in the mobile phone and the remote computer on the site and areas are ready to transfer, which can be used for security, but also can be used for the need for customers to a site can see the remote factory, but also with video conferencing systems for multi remote video conference.

Q:What should be paid attention to when installing decoder in CCTV system?

Note that the distance from the monitor is too far away and requires SDI or HDIM light converters3 、 the installation environment conforms to the electrical specifications of the decoder