GreenPeak Technologies announced the expansion of its Smart Home portfolio with the addtion of a reference design for a low cost Passive Infra-Red (PIR) sensor with outstanding performance.GreenPeak ...

Wave Sensors Can Track Multiple People . mmWave stands for millimeter wave and describes the wavelengths of the radio waves that are used by these sensors, which are small enoug ...

Moderately priced Passive Infrared PIR Sensor modules are now widely available. By using these readymade and pre-configured PIR sensors, even an average electronics hobbyist can construct his/her own ...

Sometimes, projects start in somewhat unlikely places. This one began when [Istvan Raduly] scored a fake raven at a neighbor’s garage sale and decided to turn it into a thunder-and-lightning ...

The LS6506R is a pyroelectric infrared (PIR) sensor interface IC that is designed to drive a latching relay. However, the device can be used in a wall-switch configuration (no Neutral available) to ...

A year ago [Lochie] bought an Airwick automatic air freshener, and while he thought it was a cool gadget, the freshening spray and the novelty ran out in short order. The device collected dust in his ...

In this YouTube video, the team from Mythbusters try to beat a thermal intrusion security sensor (a passive infrared sensor, aka PIR, that detects thermal differences). See how many attempts and what ...

Trumpeted as the world's smallest pyroelectric infrared (PIR) sensor, the IRS-B210ST01-RI measures 5 mm x 4.7 mm x 2.4 mm. The component is also said to be the only surface-mount PIR sensor available ...