Drones & Surveillance

3D Printed Arduino Drone Lap Timer

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Here is a fun DIY project that shows you how to build your own 3D printed drone lap timer to improve your drone racing performance. As DIY Machines explains on Instructables, an ultrasonic sensor is used to detect your drone’s presence. As soon as your drone takes off, the timer activates. When you land, your lap time is recorded and displayed.

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