[ladyada] has a freshly-published and amazingly thorough tutorial on passive infrared (PIR) motion sensors. Most often seen in security floodlights and automatic doors, in creative hands these sensors ...

Connelly Springs, NC (January 16, 2017) — ELK Products, Inc., a manufacturer of professional security and automation solutions, has partnered with Optex, Inc., a global provider of passive and active ...

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 ...

Xtralis has announced the ADPRO® PRO E-Super Long Range (SLR) passive infrared (PIR) detector, the industry’s longest range detector. This product is a member of the ADPRO PRO E-portfolio of ...

Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.

Unlike infrared optical sensors that use an LED transmitter and IR receiver, the PIR emits nothing. As its “passive” name suggests, it responds only to infrared energy radiated by the object being ...

Optex SIP-4010-IP outdoor, middle-range, IP infrared sensor Optex SIP-404 PIR detection system Optex SIP-404-IP outdoor, middle-range, IP infrared sensor Optex SIP-4010-IP-BOX outdoor, middle-range, ...

There’s no shortage of ESP32 development boards out there, with many of them offering some “killer app” feature which may or may not align with whatever it is you’re trying to do. But if you’ve got a ...