But for a weekend project, [Vinod.S] took the ultrasonic transmitter and receiver from a distance-meter module and used amplitude modulation to send music ultrasonically from his laptop to a ...

For the transmitter, the ultrasonic transducer is simply tied to one of the digital pins on the Arduino. The receiver is a bit more complex, requiring a LM386 amplifier and LM393 comparator to ...

Built together with ABB’s customers and drawing on the company’s wide-ranging expertise in level measurement, the LST200 ultrasonic level transmitter provides a simple, reliable, and smart level ...

and then the transmitter releases ultrasound waves to stimulate nerves surrounding the artery so the liver does not release ...