Exail header usbl solution

Underwater acoustic positioning solutions

for naval applications

This page covers Gaps Series’ defense applications. For more information on Gaps Series USBL systems for civil applications, please refer to our USBL Solutions page.

Deployed globally, the Gaps Series, renowned for its high-accuracy USBL acoustic positioning and communication systems, stands as a benchmark for numerous users worldwide. Providing unparalleled horizontal tracking capabilities and exceptional performance across shallow waters to depths of 4,000 meters, this series serves diverse applications, including diver-tracking, AUV missions, and critical dynamic positioning operations.

Follow your UUV with extreme accuracy

Gaps Series is the ideal system to keep track of your Autonomous Underwater Vehicles (AUV), Uncrewed Underwater Vehicles (UUV) or Remotely Operated Vehicles (ROV).

Keep track of your divers in all environments

The Gaps Series seamlessly integrates with special operations boats like RHIBs, offering above-horizontal tracking with its broad 200° aperture. This unique combination makes the Gaps Series the perfect choice for special forces. Whether in expansive waters or shallow river environments, Gaps consistently and precisely tracks up to 10 divers simultaneously.

User-friendly and turnkey solution

The Gaps Series is exceptionally user-friendly, accessible to any operator. Controlled through a standard workstation, such as a laptop, with Gaps' web-based interface installed, it offers seamless operation. Moreover, the Gaps Series can be provided as a comprehensive turnkey solution, complete with a GNSS receiver.

Hassle-free installation

The Gaps Series incorporates a Phins Series inertial navigation system, making it a calibration-free system. With its compact size and lightweight design, this solution is effortless to install and ready for immediate use.

Release submerged equipment remotely

The Gaps Series seamlessly integrates with our Oceano range of acoustic releases, enabling remotely controlled release of submerged equipment when necessary.

Unmatched positioning performance

The Gaps Series stands out as the most high-performing acoustic positioning solution available due to its highly accurate positioning, robust north finding sensor, and exclusive 200° aperture.




Exail produits gaps m5

Gaps M5

Exail produits gaps m7

Gaps M7

Generation

G4

G5

Pre-calibrated

Yes

Yes

Operating range (m)

995/4,000m²

4,000/7,000m²

Absolute accuracy (% of the slant range)

0.2%

0.06%

Acoustic repeatability (% of slant range)

0.1%

0.06%

Embedded motion sensor

Octans Nano FOG-basec AHRS

Phins FOG-based INS

Heading accuracy

0.15° secant lat (RMS)

0.01° secant lat (RMS)

Dimensions (Height x Diameter)

520mm x 296mm

638mm x 296mm

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