Traditional Culture Encyclopedia - Photography and portraiture - There are many hard disk video recorders. How to judge whether they are connected to the network or analog cameras?
There are many hard disk video recorders. How to judge whether they are connected to the network or analog cameras?
The network camera is connected to the switch with a network cable, and then the network cable of the switch is connected to the video recorder. Generally, this kind of video recorder only has 1 or 2 network ports, and there is no BNC head.
The most common analog camera can be connected to the BNC head on the video recorder through a video cable. This kind of video recorder usually has many BNC heads, such as 16 or 24 BNC heads. There may or may not be a network port.
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