In this video, I’m building a LoRaWAN Class A sensor node using an ESP8266, BME680 environmental sensor, and REYAX RYLR993 LoRa module. The device measures temperature, humidity, pressure, and gas ...

Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino..

Choosing between EV, hybrid, or gas in 2025? Your local electricity rates, gas prices, and insurance costs determine the winner. Here’s how to calculate your cheapest five-year option based on your ...

Gas Sensing has announced its Series 2 upgrade to the CozIR CO2 sensor, integrating temperature and humidity sensing as a ...

Wearable sweat biosensors enable the non-invasive, real-time monitoring of hormones. Here, we highlight the development and commercialization of a wearable technology that can measure hormone levels ...

This project simulates an Internet of Things (IoT) air quality monitor using an ESP32 microcontroller, an MQ2 gas sensor, and an LCD display within the Wokwi simulator. It reads the relative gas ...

Abstract: Flexible chemical sensors based on carbon nanomaterials must possess high electrical conductivity, sensitivity to analytes, mechanical flexibility, and durability for effective toxic gas ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Abstract: The purpose of this research is evaluating the potential of different gas sensor arrays for small scale, in-situ atmospheric ammonia detection, to counterbalance the shortcomings of ...