Hydroacoustic Low Frequency

Various configurations allow for a uniquely high-powered frequency range

Chart hydroacoustic frequencies

For decades, our transducers have been used around the world for scientific and industrial studies. These flagship systems have an impressive 40+ dB of dynamic range and some produce output as high as 202 SPL.

Our legacy HLF and HVLF systems have been used in the Americas, Asia, Australia, and Europe for various experiments and naval missions.


Hydroacoustic technology


Hydroacoustic technology


Hydroacoustic technology

Almost 40 years after their initial build, the HLF-2s,
HLF-3s, and HVLFs still return home for refurbishment.