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MARITTIME DOMAIN AWARENESS

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HOME > Products & Services > Underwater Ranges > SAR

DATA SHEET

SAR data sheet
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SAR

Submarine and Surfaceship Acoustic Range

L-3 Nautronix develops sophisticated solutions to measure and communicate data through water. The
company specialises in applications involving underwater test and evaluation and through-water communications.

The Submarine Acoustic signature measurement Range (SAR) is based on an application recently provided to one of our customers.

SAR is an ultra-low noise acoustic measurement range incorporating co-operative tracking and highly automated data analysis and management software.

SAR can measure the signatures of submarine and surface vessels. It is a fixed installation comprising a submerged hydrophone array and electronics bottle connected via a fixed underwater cable to a control centre housed in a shore range centre.

For submarines SAR employs the Submarine Tracking System (STS) developed for other related L-3 Nautronix signature measurement systems. STS provides in water range measurement to provide a highly accurate input to the acoustic sound pressure level (ASPL) calculation. STS also provides information on the platform’s current operating state.

KEY FEATURES

Two man system operation

Capture acoustic data in the band 2.5 Hz to 45 kHz

Calibrated to within ±1 dB within the band 5 Hz to 40 kHz

Array gain is up to 15 dB

Tracking using the Submarine Tracking System (STS) for submarines or GPS Rovers for surface vessels

> 50 hour continuous recording capacity (depending only on disk space)
Signature results and a ranging summary are calculated in-situ
Near real time feedback of ranging results
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