Electrical locks are devices that keep the door locked, and open it only for authorized people electrically. They are important devices in security systems.
Locking devices are low voltage devices working on AC or DC: 12V or 24V.
The professionals … Read more
Read More »At a first glance, access control would be a card reader that unlocks a door. However, it is much more elaborated than any could imagine.
It sets all the door properties and behavior. It recognizes the door status and the … Read more
Read More »The access control systems consist of setting up means to filter the access of people to certain places.
This article is an overview of access control systems. It walks you through the ins and outs of the systems.
Its objective … Read more
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The camera is the essential element in video surveillance. It determines the performance of the system. The system you want to have will also determine the cameras you have to install.
In this article, I will tell you about video … Read more
Read More »Watermarking is like a signature on a video. It reminds of the owner when using it.
I am going to explain watermarking in this article, let’s start by setting apart the two kinds of watermarking: Overlay image and digital watermarking.… Read more
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