The Kitchn on MSN11d
I Just Discovered This Hidden Feature in My Kitchen's Can Lights (It's Amazing!)
I clearly remember when I first realized how different light color temperatures could affect my living space. It was my ...
Hackaday13y
Color Sensing With An RGB LED And Photoresistor
[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a color sensor. Those Cadmium Sulfide lights sensors usually have a very wide swing of resistance when exposed to varying ...