Circuit Description The LDR acts as a variable resistor whose resistance changes with the intensity of light falling on it. The transistor is used as a switch or amplifier in the circuit. When the ...

-Darkness-Light-Sensor-Circuit-using-LDR-project-Analog-Electronics-. The Darkness Sensor Circuit is a straightforward analog electronics project designed to detect ambient light levels using a Light ...

Through a set of webpages, users can remotely control a light intensity sensed through a Light Dependent Resistor (LDR) sensor connected in an arm of a configurable Wheatstone Bridge (WB), whose ...

In the past few years, the technologic evolution of communication and information systems had a major impact in our lives. In education, this evolution broke some geographical barriers, facilitating ...