I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. ... Here is the diagram of my Arduino infrared close proximity sensor ...

In our circuit, the proximity sensor assembly is built from a discrete infrared light emiting diode (LD271-from Siemens/Osram) and a phototransitor (L14F1). A solid-state relay (S201S02-from Sharp) at ...

Posted in clock hacks Tagged Circuit Sculpture, Feather huzzah, featherwing display, IR proximity sensor An Arduino-Free Automatic Alcohol Administrator April 5, 2020 by Kristina Panos 30 Comments ...

This type of sensor can be used to build collision avoidance systems for robots. We’ll demonstrate this sensor using a single resistor and a multimeter. Sharp GP2Y0D02 fixed 80cm IR proximity ...

Maxim Integrated Products Inc. introduces the MAX44000, a digital ambient-light and infrared proximity sensor that detects light like a human eye. Maxim Integrated Products Inc. introduces the ...

Intersil’s ISL29015 light sensor/proximity sensor uses up to five times less board space and six times less current. The device comes in a tiny, clear 2mm x 2.1mm package and consumes only 50 ...