We’ve all seen acoustic levitation ... The sight of arrays of ultrasonic speakers causing small objects and beads of liquid to float in mid-air without any suspension is magical, captivating ...

By controlling the phasing of the signals, the tractor beam can not only levitate small targets but also move them axially. It looks like a lot of fun. Acoustic levitation is nothing new here ...

The ME1TX features TAD's Coherent Source Transducer (CST ... The side panels have 5 mm-thick steel plates and have acoustic absorbent material inside the cabinets to help reduce standing waves.