If you're considering upgrading to a smart home, one barrier you might encounter is cost. Some products can cost you hundreds ...

Abstract: This paper presents a MEMS particulate matter (PM) sensor for portable air quality detection. The small size (5.2 mm × 4.2 mm × 1 mm) of the sensor allows integration in portable devices.

Designed for environmental monitoring, Enviro+ for Raspberry Pi lets you measure air quality (pollutant gases and particulates), temperature, pressure, humidity, light, and noise level. When combined ...

Based on cheap standard ESP8266 (and ESP32) boards programmed in Arduino IDE 1+ year operation on 1200mAh or 18650 battery For-ever operation with a small solar panel (80x55mm) ESP-Now receiver ...

The owner of this Ram 3500 truck has been going nuts trying to find out what was wrong with his truck, but dealers couldn't ...

Abstract: Colorimetric dye readout devices have been explored extensively, with many approaches relying on complex hardware setups that stabilize the illuminant and capture conditions, typically ...

To save time and money, you might want to learn how to clean fuel injectors without needing to rely on professionals. But do ...