Q:Buy monitor camera attention to what

1, how to identify civilian high-definition camera? In general, civilian-grade optional cameras are all to 420 lines, 480 lines, 520 lines, etc. to represent the clarity of the camera, that is, on the monitor level Number of lines scanned. So the so-called business mouth of the pixels will be insignificant, because often will be exaggerated, in fact, difficult to achieve, so the civilian choice of monitoring the head should not be a measure of pixels. According to the interpretation of professionals, the usual surveillance cameras only two grades: low 330 lines or so, high solution 480 lines or so, many domestic products marked 420 lines is the 330 line products

Q:I said is the monitoring of the camera, not what home with the camera, you can monitor the leader can also record the software, or hardware did not?

Of course, just add a pickup on the line.

Q:What is the difference between a camera's double point and a single lamp point?

Array infrared night vision technology, the essence or through the camera to launch active infrared light way night vision effect, but the use of advanced packaging technology, dozens of high-power, high efficiency of the infrared crystal package in a plane. The advent of this technology, access to the extraordinary rapid development.

Q:Dvr monitor the video recorder without image output is what the problem

What show? Is the connection right? Machines and connections are no problem, that is, the connection and display and video recorder display mode no election.

Q:Home wireless surveillance camera price, how much money?

HD network monitoring system is a popular in 2004, a high-definition home monitoring system, the main device is the wireless network camera. If you choose Puqing 30 million pixel price about 180 dollars or so, if it is 720P million HD price about 380 or so, with a 32G memory card price is about 140, computer display 500 yuan, so down the total About 820 yuan to 1,000 yuan or so. Of course, the above does not include the relevant accessories and storage control network DVR.

Q:Will the video surveillance camera screen will jump out of this camera settings like the option?

If you can not quit, you can power off the camera after a few minutes to re-power, there is no, if the process is often used for no reason to jump out of the menu, you have to consider whether the control keyboard is faulty, or control the line whether there is interference , Causing garbled.

Q:How to use video surveillance video surveillance

Forget to tell you, a decoder card (4 Road Dahua) 1200 yuan, 300 yuan conversion interface.

Q:Monitor how the camera will suddenly no color

1, lack of light, color to black camera automatically switch to black and white mode;

Q: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!

Q:How is the general surveillance camera connected to the computer?

(2) Remove the screws from the video capture card box, the video capture card fixed in the chassis, as shown in Figure 1.26.