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 ...

The ReSpeaker Lite ($32) is a ESP32-based audio kit with a 2-mic array from Seeed Studio that can transform your old speakers ...

Melexis has introduced the MLX90637, a surface-mount far-infrared (FIR) temperature sensor developed for thermal monitoring ...

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation.

One of the joys of writing up the entries for the 2025 Component Abuse Challenge has come in finding all the different alternative uses for the humble transistor. This building block of all modern ...

Abstract: Human thermal comfort is highly influenced by environmental parameters such as temperature, relative humidity (RH), and air velocity in addition to personal factors. The available sensors to ...

Abstract: This paper investigates the system design for soil quality enhancement. The system device measures soil temperature and humidity to provide a soil quality dataset. Data is collected in a ...

Deo weather today shows a temperature of 29.2°C with Mist conditions. The current weather in Deo feels like 30.7°C, with humidity at 52%, wind blowing at 9 km/h ...