Project · Class 4

Distance Alarm

Detect a nearby object and trigger an alarm when it enters a set distance.

ArduinoUltrasonic SensorBuzzer

Project detail

Detect a nearby object and trigger an alarm when it enters a set distance.

Audio feedback and alert behaviour

Sensor-based input and automatic response

Hands-on electronics and coding

Real-world problem-solving

Iterative testing and improvement

Proximity sensing1 image

How electronic systems sense the world and respond automatically using sensors.

Designed, assembled, programmed, tested and refined the project as part of a hands-on robotics learning journey.

Next project · Class 4