Using mostly off the shelf hardware, [Marzo] creates a bowl-shaped phased array of ultrasonic transducers driven ... It looks like a lot of fun. Acoustic levitation is nothing new here – we ...

Follow this step-by-step guide to perform accurate acoustic reflex tests. Learn techniques to ensure reliable results.

we addressed how to take advantage of the dual channels found standard on most modern acoustic amps. The concept is to capture body tones with a piezo or body sensor transducer, and get focused ...