Enclosed are the ultrasonic sensor, a temperature sensor and an LED indicating the power status. On the other side of the CAT5 cable can be found an Arduino compatible board with an XBee shield ...

While a well-known use of this is sonar, ultrasonic sensors can also be put to use ... A motor rotates it around a 180-degree field-of-view and an Arduino takes and records measurements during ...

You'll inevitably run into scenarios when the Arduino is actually the more sensible option to use. If you're still ... used components like ultrasonic sensors and LCD modules.