I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

In this article, we implement a rain and ice sensor by analyzing the reflection of an infrared (IR) light source. This project uses proven techniques based on multiple reflections of IR light in the ...

The CLI700 reflective object sensor consists of an 880-nm aluminum-gallium-arsenide (AlGaAs) infrared emitter and an npn, buffered, open-collector IC. Both are mounted on a custom, four-leaded TO-72 ...

This L-810 LED red obstruction light from Flight Light Inc. is compatible with night vision equipment. Reader Bob Meister wrote to Radio World with the following question: In the Feb. 3 issue, a ...

EDEN PRAIRIE, MN — September 14, 2006 — Remote Technologies, Inc., the industry leader in home electronics control systems, announced today that all RP-1 Remote Control Processor purchases will come ...

Vishay Intertechnology has announced that the TSAL6100X01, a new addition to its infrared (IR) emitter platform, has been certified under Underwriters Laboratories 268, a standard for smoke detectors ...