Q:What is the minimum illuminance indicator of the surveillance camera?

This is an important parameter of the analog camera, but this parameter can be said to be the most mysterious camera indicators (no one). The camera's minimum illumination is also known as the camera's sensitivity. There are many factors that affect the minimum illumination value of the camera, including the parameters of the camera's lens (ie, F value), the color temperature parameters of the light source, the video level amplitude IRE level, and several function parameters of the camera. First, is the amount of light parameters. An aperture for the F1.4 lens through the amount of light level is F1.2 lens twice, while the F1.0 lens is F10 lens light through the amount of 100 times.

Q:I want to install a set of monitoring, a total of 15 cameras, the farthest camera from the hard disk recorder 500 meters, how to install? What equipment?

Shenzhen Xin Sheng security that if the use of active video transmitter, you can spread to 500 meters, the premise is better than the wire, but doing so down the cost of fiber is not much cheaper.

Q:How do I use the surveillance camera to do live?

Dahua and Haikang's webcams can be added directly to their app for sharing. Can share to friends circle microblogging what. Other manufacturers get less but also should line.

Q:Monitor the camera why the black screen?

Fifth, the control camera control equipment, such as DVR / NVR / capture card, check its related software is running properly, whether the latest version, if not suggested to contact the manufacturer to upgrade the software can be.

Q:Monitor the camera with high illumination and low light

The lower the illumination, indicating that the camera on the shooting scene brightness requirements lower.

Q:P2p wireless monitoring camera how to achieve remote monitoring

Each mobile phone to install APP, IP address, dynamic domain name or P2P code (including cloud view) can be entered into the APP settings.

Q:Camera monitor the recorded file 1 hour how much G ah?

3600 seconds (per hour) * 24 hours (per day) * Rate (128kbps-8Mbps) / 8 (conversion of bytes and bits) / 1024 (converted to M) / 1024 (converted to G) ≈21G (bit rate is To 2Mbps for the column)

Q:Monitor the camera hemispherical gun shape which is good

Not look at the shape, the two if the internal configuration are the same, then look at the installation of the bit! The General indoor hemisphere, outdoor bolt, there are indoor bolt. But no outdoor hemisphere, the reason is inconvenient to install!

Q:There is a surveillance camera, want to adjust the location, hand touch the head, even live, do not know how the matter

It's static Your camera does not have to be grounded for a long time The static will accumulate You will touch it until he will suddenly discharge So you feel he has electricity You can give the monitor system a regular power outage or discharge on it

Q:Monitor how the camera will suddenly no color

2, the normal light, manual control with a switching function of the camera to black and white mode;