A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Hackster.io member “t ps” has created an Internet of Things (IoT) Raspberry Pi rain checking system complete with a light sensor to provide a way of triggering other devices or code using the Amazon ...

Avnet is shipping a specialised sensor HAT for Raspberry Pi. The Avnet-designed evaluation, development and quick-prototyping tool is intended for engineering professionals who need quick development ...

Timothy Freeburn has created a new robotics sensor board which has been designed for use with the new Raspberry Pi Zero PC which was launched late last year and is available to purchase price to just ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...