Blu Ray Player With Recorder
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FAQ
- An accurate calculation formula for monitoring the focal length and actual distance of the lens
- So when you need to monitor the panorama to see the local, the general should consider the use of electric two variable or electric three variable lens. Of course, in the selected lens under the premise of the use of high-resolution cameras and monitors can be monitored objects in the smaller size can also see the local details.
- What kind of material is needed to install the surveillance camera?
- 3, each camera installed 12V transformer one. About 15-25 yuan / month
- Monitor the camera 1 road 4 what is the difference
- Very simple This is for the camera's hard disk video recorder to the general are at least 4 Road 8 Road 16 Road 32 Road, a camera all the way, there are 16 points can be connected to 16 points is 16 cameras.
- Yourself at home with a computer monitor how to install. Need to set up those. And installation steps
- 5. Install the camera BNC head or the aerial head, insert the welded video cable BNC plug into the socket of the video cable, and confirm that it is secure. Monitor the camera and its supporting devices, such as the lens, protective cover, bracket, wipers, etc., should be installed firmly, should be flexible operation, should pay attention to anti-damage, and coordination with the surrounding environment.
- Monitor the camera why the black screen?
- First, check the power supply under the surveillance camera is a problem, if it is infrared surveillance cameras, can see the red light at night, then that power supply normal; if not, you can use a multimeter on the power supply and power lines to measure.
- Monitor the camera image virtual how the matter
- 2, line aging. Resulting in poor line shielding, near the interference source on the line caused by image jitter is not clear. Replace the line can be resolved.
- Monitoring camera Sony chip how to identify
- Model last letter is D is SONY, is P is SHARP
- Explosion-proof surveillance cameras can be installed directly on the top of the tank
- Need to do a bracket, can not be installed directly, need to see the actual situation
