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This Light Sensor Doesn’t Fade - It Decides | LM393 Comparator
This is not a night light. This circuit makes a clean decision using a comparator. Light crosses a threshold, and the output snaps ON or OFF. In this video, we build a light threshold detector using the LM393 comparator. Unlike simple LDR + transistor circuits that slowly fade, this design compares two voltages and makes a clean digital ...
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