Unsurprisingly, inside you find not the ultrasonic transducer that you’d expect to find in an actual ultrasonic cleaner, but rather a vibration motor. In the demonstration prior to the teardown ...

This ultrasonic cleaner by [Branchus Creations] started off as a standard stainless steel laundry sink, but with the addition of a few transducers it really turns up the volume. They are attached ...