The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

A food-safe gelatin microneedle sensor pierces sealed packaging and changes color as food spoils, offering consumers a real-time alternative to static expiry dates. (Nanowerk Spotlight) Open a package ...

Abstract: This paper introduces an Arduino-based color-sorting conveyor belt system that automates object sorting by color. Employing a TCS3200 color sensor, an Arduino microcontroller detects red, ...

NeuroBand is a specialized smart safety armband engineered to provide timely assistance to elderly and high-risk individuals during emergencies. Its primary goal is to mitigate the risks associated ...

Seeed Studio has sent us a sample of the XIAO ePaper DIY Kit EE02 for review. The kit is comprised of an ESP32-S3 board driving a 13.3-inch Spectra 6 color E-Ink display with 1600 x 1200 resolution.

Abstract: Color sensors have broad applications in spectroscopy, medical imaging, and CMOS-based cameras. One of the fundamental challenges in this field is implementing a dynamically tunable filter ...

A professional-grade water tank monitoring solution using LoRaWAN technology for long-range wireless communication. Features a beautiful real-time web dashboard for monitoring tank levels remotely.

The MAX471 is an older current sensor which can handle up to 50 Watt, with a maximum of 25 Volts or a current of 3 Amperes. It is officially not supported any more however there are still many for ...

This study presents an accessible experimental setup using an Arduino to model a real battery. It addresses the challenge of limited resources in physics education by providing an analogous ...