Posted in Arduino Hacks Tagged Arduino Uno, echolocation, HC-SR04, HY-SRF05, ultrasonic, ultrasonic distance sensor, ultrasonic transducer Pinging The Depths Of A Rain Barrel March 1, 2018 by ...

Inside [Klaus]’ device is an Arduino Uno, an HC-SR04 ultrasonic distance sensor, ... Buy arduino, buy sound shield, buy distance sensor shield, plug into each other, ...

In this mode, you can interface the HC-SR04 ultrasonic ping sensor with a servo motor and the main board (Only some reward tiers include the extra servo motor PCB and servo motor kit).

Watch the demonstration video below to learn more about Zola’s project which uses TX and RX transducers desoldered from an HC-SR04 module, together with a pair of Arduino Uno development boards ...