Q:Monitor the hard disk on the recorder is what format without formatting

Commercialized, stereotyped surveillance video recorder format you do not have to consider. You only need to set the pixel (or fine level), several frames per second, date and time.

Q:What does the privacy of the surveillance camera cover?

1, bolt: cheap, but does not have the zoom and rotation function, can only complete a fixed angle of the surveillance, hidden poor;

Q:What is the abbreviation for monitoring the OLUX on the camera?

The ambient illumination can be divided into several ranges: ultra low illumination (10-2lx), low illumination (10-1lx ~ 10lx), general illumination (10lx ~ 105lx), high illumination (106lx or more). See Table A.1. Table A.1 Environmental Illumination Range Environmental Illumination lx 2 × 10-5 to 2 × 10-4 7 × 10-4 to 3 × 10-3 3 × 10-2 to 3 × 10-1 5 5 × 102 3 × 103 ~ 105 3 × 104 ~ 105 106 Examples of environmental conditions dark night stars moonlight dawn sunrise / sunset cloudy sunny flame

Q:Monitor camera parameters how to see

Field of view: In engineering practice, we often use the horizontal field of view to reflect the shooting range of the screen. The larger the focal length f is, the smaller the viewing angle is, and the smaller the screen range is formed on the photosensitive member. On the other hand, the smaller the focal length f is, the larger the field angle is, and the larger the picture range is formed on the photosensitive member.

Q:How to monitor the camera with the venue, what type of camera installed in what kind of site, the camera installed how much the number of lenses should be equipped with light board.

Surveillance cameras indoor and outdoor, the indoor general with the hemisphere or the appearance of the bolt. Outdoor is the infrared ball machine or gun-type camera. In addition to hemispherical cameras and smoke-sensitive models, UFO cameras have installation restrictions, and other gun-type cameras have no specific installation restrictions. The type of camera mainly depends on your site and the requirements of Party A.

Q:Infrared surveillance camera at night (no light) no picture and flash is how the matter

Check the time, pick the evening when people come close to the camera from the place to see if the infrared light is not activated, if the start, the infrared light will have a very weak red visible light is always bright. If there is no red visible light or not always bright, it can be basically the problem of infrared light. Of course, you also need to check whether the power is normal, if the voltage is low or the current is too small, it may cause the infrared light does not work.

Q:Hello, because no electric video recorder did not manually set, but I would like to look back a few days before the monitor can be transferred out

1, if the surveillance camera is only access to the monitor, no access to the hard disk video recorder, video images are not stored, you can only see the real-time picture, can not playback.

Q:Monitor the camera gray screen

3, video line problems. Video cable, video plug bad contact, faulty. Remedy: Remove the camera, get the host next to, re-create a video line to see the effect.

Q:Monitor the camera screen black

2, the channel can be displayed on the screen can not be displayed on the screen channel.If no picture that you install the software problem, re-install the driver. Or reinstall the software, remember to restart

Q:Is to use two TV sets, and can use this one to monitor the camera. Can I? How should I pick, but also with what accessories. Please prawn help me, thank you

It is easy to monitor the monitor is the home TV can you know the three links it? Three-way head is the video signal is divided into two head is the first video signal into the two is the video signal out of the installation method: you connect the camera to the monitor Q9 head into the three-head video signal out of the two head plus an extension Line on the OK three links head practical low price is not easy to install the video signal is generally 2-3 yuan a you use the words to do security monitoring on the market have to ask the way to sell this method does not need any other parts of the re-use What the distributor does not need to listen to people blindly be careful to be black you price