This solar tracker system uses the Arduino UNO board ... In the setup() function we set the pins were the LDR are connected as INPUTs and position the servo motor at 90° then wait for a 2 seconds ...

you need to program Arduino to read a sensor and direct the data to the Serial Port. Here, a standard light-dependent resistor (LDR) is used as an analog input sensor and directs its output to the ...

Orion’s LDR® series is the industry’s first patented LED Troffer Retrofit contained within the door frame. The new ISON™ LDR® Troffer Retrofit Modular (LDRM) fixture introduces another ...