Blu Ray Player S Video Output
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- I would like to install at home and back door two cameras in general how much money?
- According to the length of the cable, the camera's clarity is good or bad, a good camera generally a 160 or so can, the two together also 500 almost.
- Monitor the camera's focal length 4 meters good or 8 meters good
- General surveillance camera focal length is not 4 meters 8 meters, and some words are estimated that the focal length of the telescope. I think you focus on the unit you did not understand, monitor the camera focal length of 2.4,4,6,8,10 ... and so on
- What is the meaning of the high definition and standard definition of the surveillance camera?
- Sub-level is not the same, there are industrial-grade, home-class, high-definition standard than the standard standard strict.
- Monitor the camera automatically zoom, electric zoom, manual zoom, zoom lens meaning and difference?
- Electric zoom: Electric zoom usually refers to the camera through the console (such as hard disk recorders, matrix controller, cloud mirror controller) can make the camera zoom.
- 960P HD network camera stored one day more G?
- 41G, vision of the world network is very good, I used
- What is the difference between a dome camera, a gun camera and a dome camera in security monitoring?
- Hemisphere is generally installed ceiling, the bolt is installed on the wall, whether with infrared light, the size of the lens according to the actual situation and customer requirements to consider. The dome can be rotated 360 degrees, set the preset position can be automatically cruise, you can automatically zoom to the center of the scene picture auto focus, keep the image clear, you can also manually focus.
- I would like to ask how the video surveillance camera is powered?
- You are right, video surveillance cameras used to make a signal with a coaxial line, and then another line when the power supply, but the two lines can also be a line to achieve. That is to use control Because the control line is a double core, with a shield, we can put the video ground, and the power of the negative line, together, sharing a line, that is, the control line of the shield, and then Inside the two core, one when the video signal is positive, one when the power is positive. This can, but if the distance is very long, it is recommended not to do so, because of this, the signal shielding will be a little interference.
- Monitor the camera feel infrared
- There are two kinds of camera lens: one is a CCD is a sense of the infrared are infrared (day and night type) lens and color lens sense of infrared lens