Q:Closed-circuit television monitoring system, video installation set what quotasfixed

Install the transmitter should apply the PDH quota, because the transmitter is E1 signals converge into optical signals equipment, first apply the machine frame, then apply the TSY2-001 quota, quota TSY2-002/TSY2-003 interface disk, finally use the test system channel test quota TSY2-046--TSY2-050.

Q:What should be paid attention to in the installation of security monitoring?

Another concern is the quality of the CCTV coaxial cable. RG59U, RG6 and RG11 require 100% copper cores and 95% copper braid shielding layers. The maximum resistance of the line loop shall not exceed 15 ohms.

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:Is there any sound in closed-circuit monitoring?

There is your acquisition card or hard disk recorder, pickup is generally need to be purchased separately, if you monitor audio connected pickup can be, you can look around you there is something mahjong or habits at the top, which is a pickup

Q:Can CCTV system be connected to mobile phone?

Sure。Network monitoring.Just connect the monitoring system to the Internet, and then access a dedicated address.

Q:Why can't closed-circuit monitors be shown after thunder?

If there are no replacement conditions, no replacement of the device, you can start with a variety of testing methods.If it doesn't work, then go back to the factory for maintenance.

Q:Is it necessary for each camera to have an independent video line?

One can also, but you do not use this thing, that set up thousands of yuan, you have a head on a line, so you big power the camera inserted together is no problem, can be inserted together

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

Surveillance camera is a semiconductor imaging device, which has the advantages of high sensitivity, high light resistance, small distortion, small size, long life and anti vibration.

Q:How much bandwidth does closed-circuit surveillance require for remote transmission?

Shenzhen Xinsheng security tips, at least up more than 4M, the domestic broadband downlink is unequal, and the remote monitoring is the main uplink rate.

Q:What is the working principle of TV wall display in security monitoring system?

TV wall display, general use monitors, monitors, television, as well as splicing screen, splicing screen is divided into DLP, PDP, LCD splicing.Analog surveillance generally adopts video matrix, through the BNC interface on the wallDigital monitoring usually adopts digital matrix through the upper wall of VGA interfaceIf splicing screen is adopted, arbitrary splicing can be realized by splicing processor.