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That’s right, these parking sensors are powered by an Arduino board, and the only extra components that were used in the project are a HC SR04 ultrasonic sensor, an active buzzer, and jumper wires.
[Andy] demonstrates building an ultrasonic anemometer using a cheap after-market parking distance sensor kit and an Arduino. Demo video after the break.
Posted in Arduino Hacks, Toy Hacks Tagged arduino, gate, matchbox, parking lot ← Singing Pumpkins Mirage 2.0 Lights Up The Desert With 4,024 LEDs → ...