With a standard old HC-SR04 ultrasonic sensor, an audio module ... As simple as this project may sound like for anyone who has a bunch of these little Arduino-compatible modules lying around ...

If you would prefer to make your own and learn a little more about Arduino programming ... mower project involves several key components, including an Arduino microcontroller, ultrasonic sensors ...

While early scientists and inventors famously underestimated the value of radar, through the lens of history we can see how useful it became. Even though radar uses electromagnetic waves to detect ...

Who fan Andy Grove set out to build one, smartly combining the Raspberry Pi and Arduino: I have used an Arduino Uno to monitor two ultrasonic ... sensor stick entered the picture. The quadcopter ...