then demonstrates the transmission of power and digital audio simultaneously through a two-inch thick steel plate. This is accomplished with a set of piezo transducers attached to both the inside ...

In the recent research domain of flexible ultrasound, bulk piezoelectric transducers have shown great promise with various demonstrated applications including wearable ultrasound imaging and ...

The plate is driven by the audio output of [Leo]’s computer, through a battery-powered amp, and into a transducer. The transducer is then simply placed on the metal shelf. The two piezo pickups ...