Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...
The Industry needs a better motion detector. The security industry is losing credibility with government and private enforcement agencies due to the significant number of false alarms caused by ...
Austin, Texas – January 28, 2015 – Smarter Security, provider of premium, innovative entrance control and outdoor security solutions, today announced the availability of a new line of four ...
The Climax wired security system is a comprehensive wired product line that provides sound protection suitable for a broad range of commercial application, offering another option besides Climax’s ...
Halloween is coming up faster than you think: time to dust off the gravestones and the zombie lawn decorations! This year you may want to add a little something extra to give the trick-or-treaters a ...
Many close-proximity motion detectors use the classic, widely available passive-infrared (PIR) approach, which is effective but has limited sensitivity and adjustability, and can’t “see” through ...
Safehome.org on MSN

How Does a Motion Detector Work?

First developed for World War II, motion detectors have come a long way from the radar that pilots used way back then.
The PIR-TECT's flexible mounting height (up to 20 feet) and adjustable pan (180ø) and tilt (90ø) allow the view of a security camera and the PIR-TECT sensor to coincide, providing more accurate threat ...
Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ESPectre shows one way to do that cheaply and easily by leveraging hardware ...
ICP DAS USA releases PIR-130-DC, a 1-channel passive infrared (PIR) sensor module that detects human-body generated infrared waves within a range of approximately 8 meters (315 inches) in diameter ...