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 ...

He put up a great tutorial on using an IR remote to do just about anything with everyone’s favorite microcontroller platform. [firestorm] used the Arduino IRremote library to decode the button ...

I made this Arduino project that allows to turn ON and OFF LEDs using a cheap IR remote control as a preparation for the next big step: disassemble my girlfriend’s chinese LED lamp and replace its ...

Posted in Arduino Hacks Tagged infrared, ir, rpm, tachometer ← Word Clock Of A Different Nature Doubling Down On Motor Drivers → ...

The parts arrived for the RPM meter that uses an Arduino and reciprocal counting to get a three-times-a-second update rate with 1rpm resolution. Arduinos ...