introduction The ocean is not only an important treasure of fishery and mineral resources, but also an important position for countries to maintain national security and military struggles. Therefore, underwater acoustic technology has become an important means for the current exploration and develo

Low frequency, deep water, high power transducer Low-frequency transmitting transducer series: There are various types of flexural transducers, slotted circular tube transducers, slat bending transducers, combined bending disc transducers, etc. The minimum operating frequency has been as low as 20Hz