A text is sent through one device to another using laser and photosensor. Description: Arduino is used to code for this and the hardware includes laser module, photo sensor, arduino x2 and some jumper ...

Abstract: This work aims to demonstrate the capability of a low-cost experimental setup to monitor surface plasmon resonance (SPR) chemical sensors based on plastic optical fibers (POFs) and ...

Arduino has bought out second revisions of its Nano 33 BLE and Nano 33 BLE Sense bluetooth-equipped microcontroller boards, keeping the sensor mix, but changing several of the sensor ICs. The nRF52840 ...

[Rodney Lederer] and his cat were bored after moving to a new city. He fixed that for both of them by taking on this project which turns a Wowwee robot into feline entertainment. It’s no secret that ...

According to [Dr. Tom Lehrer’s] song Pollution, “Wear a gas mask and a veil. Then you can breathe, long as you don’t inhale!” While the air quality in most of the world hasn’t gotten that bad, there ...

Playing a game of laser tag at home has become a reality thanks to some clever Raspberry Pi and Arduino setups in the past, and it’s been taken a step further by replacing the players with RC tanks.