An LDR (light dependent sensor) is a component that has a (variable) resistance that changes with the light intensity that falls upon it. This allows them to be used in light sensing circuits. Nowdays ...

This light sensor switch circuit allows the automatic connection of a lamp when the light is low (at nightfall) and will maintain the lamp ON for a certain period of time. This time can be adjusted ...

This project utilizes small ATtiny10 mcu to work with APDS-9930 ambient light (AL) and proximity I2C sensor. This is used for automatic "smart" light in a drawer. Once the drawer are open the ...

This article explains an upgraded smart solid-state AC switch system that uses microwave Doppler radar instead of traditional ...

The Orro Switch is expensive, but it offers some nifty tricks that put it near the top of the market. With options like Noon and Brilliant now available, high-end lighting has landed squarely not just ...