Most ambient lights and sensors are designed to generate light to even out the picture on the front of the panel and reduce any light bleed from the back of an LCD display. This Arduino-powered ...

Posted in Arduino Hacks Tagged air pollution, air quality, arduino, nova pm sensor, pm10, pm2.5, pollution ← Pi-Based Spectrometer Puts The Complexity In The Software ...

We know that measuring the speed of light with an Arduino is possible. It’s just that the implementation is hard. [Udo] hit upon the idea of pulsing a laser pointer and measuring the time of the ...