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ULTRASONIC SENSOR
An ultrasonic sensoris a device that can measure the distance to an object by using sound waves. It measures distance by sending out a sound wave at a specific frequency and listening for that sound wave to bounce back. . It is important to understan...See more
d that some objects might not be detected by ultrasonicsensors.
Ultrasonic motion detection sensors are characterized by small power consumption, suitable cost and high sensitivity. The sensor is commonly used in home, office and car security systems.
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