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Build a Speed Sensor using Arduino with IR speed sensors to accurately measure the speed of moving objects. This tutorial covers circuit design, sensor calibration, speed calculations, and optimized ...

Build a Bidirectional Visitor Counter using Arduino and IR sensors to track entry and exit movements with real-time counting on an LCD display. This step-by-step guide covers circuit design, hardware ...

Smart-Parking-System Smart parking system using Arduino, IR sensors, a servo motor, and I2C LCD. It automates vehicle entry/exit, monitors slot availability, and displays real-time info. Ideal for ...