When Internet Protocol (IP) cameras first hit the scene, they were too expensive and required way too much bandwidth to be extremely practical. Not to mention that there were not too many IP cameras readily available at the time. Because… Read More
Power over Ethernet (PoE) technology powers IP surveillance cameras by transferring DC electrical currents and data over standard UTP cabling. This article explains everything you need to know about the advantages and limitations of PoE technology. One of the biggest… Read More
At the IWCE 2011 tradeshow in Las Vegas, DHS Director of the Office of Emergency Communications (OEC) Chris Essid estimated that 3 million people in the U.S. could be considered first responders. But what good is such an elaborate emergency… Read More
The Commercial Mobile Alert System (CMAS) will be available in 2012, but it will come with some limitations. According to this article, campuses and other institutions use SMS messaging to get alerts out now, yet this could change. Campuses have… Read More
One of the many improvements made on infrared (IR) cameras in the last decade is multispectral technology. This feature operates different sensors from the same aperture of the camera and sometimes from the same semiconductor. These sensors can detect different… Read More
And just like that, the color-coded terrorist warning system has gone away. Actually, it wasn’t quite that abrupt. This article notes that the threat warning levels formulated in Homeland Security Presidential Directive 3 (HSPD 3) was used less and less during the past few years. Although the threat level changed 16 times since its 2002 introduction, two recent attempted attacks passed without a change in the threat level.