Marschall Acoustics Instruments Pty Ltd

Marschall Acoustics Group
Marschall Acoustics®

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MAI staff designed the IHDA (Improved High-Frequency Directive Array) for the David Taylor Research Center used for the acceptance testing of the Seawolf-class submarines.




The IHDA is a constant beamwidth measuring array with over 140dB of spectral dynamic range.

IHDA Measurement Array







MAI has extensive Finite Element Modelling (FEM) capabilities to design and modify sonar transducers, handling equipment, and hydrodynamic housings.



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