Welcome to the Piezo SHOCK Show #34. Oscillator circuits were the first circuits used to drive ultrasonic transducers. They don't require digital control and are quite capable at handling high frequencies. In some cases they are self-tuning, but that aspect does provide challenges to their stability. Learn more about using oscillator drive circuit in your next ultrasonic transducer project and watch this video.

Watch the episode here: https://youtu.be/zG94bkflt2A

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I've posted the video notes below: