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Use home computer camera how to install home monitoring?
- The first transmission distance monitoring camera installation, generally need to use a few meters to tens of meters ranging from the transmission distance, but in accordance with the provisions of the USB standard, USB device, the longest transmission distance is 5 meters, so USB are Can not use long distance, which is what we use the USB camera to do monitoring the first problem encountered, the camera transmission distance. In fact, USB transmission distance can be resolved, USB can be extended through USB? HUB transmission distance, each additional HUB, you can extend the 5 meters, a total increase of 5 HUB, which is extended 5 times, each 5 meters, so The longest extension of 25 meters. Why is the USB demanding on the distance so strict? This is because the USB signal frequency is very high, the line in the process of transmitting the signal attenuation of the signal is very large, when the signal attenuation can not maintain the normal transmission of the signal, WINDOWS will prompt "to find unrecognized USB device" So the general distance can not be more than 5 meters!s
What is the difference between a camera and a monitor?
- You said the difference between the "camera and monitor", that is, family (professional) with the camera and monitor the difference between the camera, their biggest difference is the family (professional) with a camera with viewfinder (LCD or electronic images ) And the storage system (hard disk memory, flash memory, tape memory), and the monitoring camera does not.s
Will the surveillance camera brand which?
- High-end cameras - the series of cameras are Japan, South Korea and Europe and the United States famous brands, such as SONY, Panasonic, SAMSUNG, SANYO, Philips, PELCO and Tyco-AD and so on. Among them SONY SSC-DC338P (480TVL, 0.8Lux), Panasonic WV-CP470 (480TVL, 0.8Lux) two color cameras and SONY black and white camera in all aspects of performance are more excellents
Monitor camera resolution 752 * 582 is high HD it
- HD usually refers to 1280 * 720 (referred to as 720P) or 1920 * 1080 (referred to as 1080P). 752 * 582 is not high definition.s
What is the meaning of the high definition and standard definition of the surveillance camera?
- If the application in the video surveillance, according to the specific monitoring target to select the camera standard, high-definition camera video files generated by the large, the need for large-capacity storage media, of course, if the monitoring is relatively static target selection standard is enough , If it is to monitor the dynamic target that will consider the high-definition camera, or when the screen playback can not see the characteristics of moving targets. Specific issues specific treatment.s
Network surveillance camera, at home, the mobile client can be used, but after the connection network, the client shows the ID is invalid, what is the situation?
- What brand of network camera do you use? Is it safe for Shenzhen? Their home is relatively simple I take this to you: you have to re-add equipment in the external network, you put the serial number of the device into the re-enter (rather than search, search out all the network), add good You can sees
What kind of material is needed to install the surveillance camera?
- 4, the number of video recorders, embedded professional hard disk video recorders have 4,8,16, the greater the number of road options can record the number of head more. Zhejiang Dahua video recorders for the 4-way 950 yuan or so. 8 Road, about 1,200 yuan 1615 yuan or so. If there are idle computer can also be installed to install the card to soft compression card for the column 4 Road 260 8 Road 380 16 Road 650s
Monitor the camera's focal length how to choose?
- First, choose to monitor the camera lens also pay attention to the focal length of the lens, the focal length is actually the perspective of the problem, the focal length of different perspectives are also different.s
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