Your garden variety motion detector uses IR, but these days, there are fancier technologies for achieving similar goals. If so desired, you can source yourself a microwave-based presence sensor ...
Electronics hobbyists, experimenters and constructors of microcontroller project frequently need to measure/detect voltage, current, frequency, temperature and… proximity. Most measure ...
Detection using today’s microwave sensors has some advantages. Unlike traditional passive infrared motion sensors, most microwave sensors can distinguish between moving and static objects, and objects ...
Your garden variety motion detector uses IR, but these days, there are fancier technologies for achieving similar goals. If so desired, you can source yourself a microwave-based presence sensor ...
MotionProtect Plus Fibra is a wired motion detector with an additional microwave sensor. It can recognize movement at a distance of up to 12 m. Together with the IR sensor, it applies a ...
Motion detection has become an essential ingredient in traditional electronic security and now it is being utilized in access control and video surveillance systems. With more applications and so many ...
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.
Tempe, Arizona - Southwest Microwave continues aggressive expansion of its suite of INTREPID™ intelligent perimeter detection systems with the launch of the INTREPID UniZone™ Plug-and-Deploy Fence ...
3-level sensitivity adjustment. Displays the temperature of the surrounding environment and supports the overheating alarm. Frequency hopping and two-way communication technology ensure that ...