[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a ... This time around it’s an Arduino doing the measuring instead of a PIC. So why isn’t that sensor shown in this ...
His new version solves this problem with an acrylic case, new PCB and an updated circuit. Like the original, this project drops water past strobing RGB LEDs creating an illusion of levitating ...
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