The JSN-SR04T Waterproof Ultrasonic Sensor As well as the familiar ultrasonic ranging module HC-SR04, another one seen on online markets is the JSN-SR04 (and variants). The JSN-SR04 ultrasonic ranging ...

To do this, he used an ultrasonic sensor similar to, but cheaper than a Parallax Ping unit. Paired with an Arduino, the sensor triggers the fog machine’s pump for 20 seconds whenever anyone gets ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

LED Cube A LED Cube using Arduino and 3x3x3 LED Cube Code LED Matrix A LED Matrix using Arduino and 8x8 LED Matrix Code Bluetooth RC Car A Bluetooth RC Car using Arduino, Bluetooth Module (HC-05) and ...

Ultrasonic Blind Stick An affordable, Arduino-based obstacle detection system designed to assist visually impaired individuals with navigation. What It Does This project uses an ultrasonic sensor to ...

Posted in Arduino Hacks Tagged adafruit wave shield, arduino, ultrasonic, ultrasonic distance sensor, wav shield ← Fabricate Your Own 7-Segment Displays Easy Capacitive Touch Sensors In Eagle → ...

How They Work The design of a robotic ultrasonic system is similar to collision avoidance and parking systems in cars. For example, ultrasonic sensors are embedded on the sides of a robotic vacuum to ...

The technology works by emitting ultrasonic sound waves, which penetrate the skin of your finger and capture a precise, 3D image of your fingerprint, according to Mashable .