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- Written by Unifore Security
Most crime happens during the cover of darkness. The challenge to the video surveillance system is to ensure that video footage is effective on a 24/7 basis, 365 days a year. Undoubtedly, lighting is fundamental to achieving this. Infrared light is the widely used artificial lighting for security cameras. However,...
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- Written by Unifore Security
It's undeniable that power supply is crucial important to your video security cameras. For ensuring the stability and reliability of your video surveillance system, installers and users should choose high quality power supply. Poor quality power supply can lead to image distortion, flickering, even damage of securit...
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- Written by Unifore Security
We are glad to write the addition of a new frequency asked question article, this time giving a little clarity to what difference between TVL and megapixel, how TVL measurements compare to pixel meassurements in PAL, NTSC and IP CCTV systems.
For conventional video surveillance cameras, they are analog camer...
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- Written by Unifore Security
Decide to upgrade your old conventional analog video surveillance system? or plan to buy and install a new "High Definition" analog surveillance system? Well, you may feel headache in front of different HD-over-coaxial technologies including AHD, CVI, and TVI. So one question may come to your mind, "which one is th...
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- Written by Unifore Security
AHD products are very popular in today's analog video surveillance market. AHD cameras and DVRs can support 720p and 1080p high definition video monitoring and recording, it's a choice when you want to either upgrade existing conventional analog surveillance system or setup a new HD analog video surveillance system....
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