Tempe, Arizona - Southwest Microwave, a leading global supplier of perimeter intrusion detection systems, has announced the introduction of the advanced Model 420 Passive Infrared (PIR) Sensor for ...

Passive InfraRed sensors (PIRs) are electronic devices which are used in some security alarm systems to detect motion of an infrared emitting source, usually a human body. All objects, living or not, ...

HGH, partner in the “smart border” project between France and the UK securing the coast against illegal immigration The fight against illegal immigration across the channel is a top priority for the ...

Researchers have developed a highly sensitive method for detecting hotspots in the environment, such as bushfires or military ...

The fight against illegal immigration across the channel is a top priority for the French and British authorities. To address this, the two countries have signed an agreement funded by London to the ...

This infrared alarm barrier can be used to detect persons passing through doorways, corridors and small gates. The transmitter emits a beam of infrared light which is invisible to the human eye. The ...

[Sylvio] decided to buy one of the cheap alarm systems you can find on the internet to have a look at its insides. The kit he bought was composed of one main motion sensor and two remote controls to ...

Is America’s missile defense as robust as its weakest hard disk? Chenguang Gong, a dual citizen of the United States and China and a one-time engineer for a Southern California defense firm, has ...