High frequency signal for ultrasonic transducer from Arduino

Your Arduino not only makes cute sounds with a buzzer, but it is fully capable of producing driving signals for ultrasonic transducers. In this video from LearnPiezo, I show how an Arduino can output a 1MHz square wave with no extra circuitry. I also show the practical usage of a 40kHz signal. Here are the supplies: Arduino nano Picoscope 2405A Oscilloscope probe (1x), breadboard, and jumper wires To sign up for my ultrasonic transducer webinars, follow the link: https://www.ultrasonicadvisors.com/mo... Schedule a 30 min Q&A or a free consulting call: https://calendly.com/ultrasonicadviso... My piezoelectric/ultrasonic transducer consulting website: https://www.ultrasonicadvisors.com/