Marschall Acoustics Instruments, the source for innovative ideas and science applications.
Marschall Acoustics developed and owns fundamental patents in hydrophone design, underwater acoustics, and sonars -
  particularly in solid towed hydrophone array seismic streamer design.  Some of this technology is licensed to various
manufacturing companies.  Contact us directly if you have any questions in this regard.

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Marschall Acoustics Group

Marschall Acoustics Instruments Pty Ltd
Marschall Acoustics®

Tools for well logging and geophysical researchField assistance to customers in the development of custom downhole tools for geologic, geophysical, and geotechnical investigations. 

MAI supplies a wide range of Downhole Tools. This includes downhole hydrophone and geophone arrays, clamped multi-component geophone downhole tools, 4C seismic arrays, ultrasonic sensors, salinity and temperature measurement tools, passive and active electromagnetic probes, electromagnetic sensor arrays, and others.  Marschall Acoustics Instruments also provides high temperature (in excess of 180 degrees C) high pressure (capable of operating at depths of several kilometers) hydrophones and other sensors.

 Attached to well logging wireline cable, this dual channel hydrophone unit is capable of operation to temperatures of 200 degrees Centigrade and to depths of several kilometers.

Phone, write, fax, or internet message us with your specific requirements. Custom tools are our specialty!