Outdoor Cctv Cameras
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Remote monitoring principle
- Network communication using TCP / IP and network multicast (Multicast) technology, to maximize the use of the network transmission performance and network bandwidth, to avoid network congestion.s
Panasonic surveillance camera wv-cp704 / ch corresponding to which foreign models
- 2. Outside the network, then the first domain name under the first ping, whether normal, check whether the domain names
What is the difference between a camera and a monitor?
- Camera digital camera The wide range of cameras, the basic principles of its work are the same: the optical image signal into electrical signals, in order to facilitate storage or transmission. When we shoot an object, the light reflected on the object is collected by the camera lens, focusing it on the light receiving surface of the camera (such as the target surface of the camera tube), and then through the imaging device to light into electricity, that is, "Video signal". Photoelectric signal is very weak, need to be pre-amplifier circuit to enlarge, and then through a variety of circuits for processing and adjustment, the final standard signal can be sent to the recorder and other recording media recorded, or spread through the transmission system or sent to the monitor display.s
Monitor the camera, how much money one, the kind of video
- 20 meters of infrared one machine, domestic Sharp Rui tablets, between 180-300, SONY Rui film, between 200-400, which means that night vision can reach 20, if you are not demanding on the night, but the day See it, it is cheaper, Sharp Rui film 150, SONY Rui film 180. Give you a price, do not require the price of night vision.s
What is the meaning of monitoring the camera mm?
- 10mm or so focal length, is a wide-angle focal lengths. Mainly for landscape photography, documentary photography, according to the angle of view is very large, very shocking about 24mm focal lengths, is a small wide-angle, mainly for landscape photography, documentary photography, travel commemorative photo with this focal length of about 50mm The focal length is about the standard focal length, which is mainly used for landscape photography, portrait photography, documentary photography and so on. It is the focal length. The focal length is mainly used for the portrait, still life and so on. Focal length, the focal length is often used to capture, close-up and so on about the focal length of about 500mm, is a long focal length, the focal length has been able to shoot birds and other superfluous 500mm super telephoto, birds more convenient, Super telephoto is often used in sports photographys
An electronic surveillance camera every month to consume how much electricity
- 2, the ball machine consumption of about 28-30 degrees per month or so; and infrared type, the general power consumption of about 5 degrees per month. Without infrared, power consumption of about 3 degrees.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?
- You use the wifi at home and your network camera is in the same network, and in the outside belongs to a different external network, before the landing mode is the way the network landing, so do not see outside.s
Monitor the camera image virtual how the matter
- 2, line aging. Resulting in poor line shielding, near the interference source on the line caused by image jitter is not clear. Replace the line can be resolved.s
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