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Active Hull-Mounted Sonar System ASO 7x3

The ASO Hull-Mounted Sonar (HMS) series, developed by ATLAS, sets the standard for reliable and precise underwater detection with installations on more than 100 naval vessels worldwide. Engineered for active and passive operations in the medium frequency range, ASO enables comprehensive surveillance, classification, and tracking of targets. Its versatile operational modes and customizable parameters ensure superior detection capabilities in any environment, from shallow coastal waters to the open ocean.

High fidelity coverage around the own ship.

High performance in the littoral environment.

Bi- and Multistatic capability.

The Backbone Sonar Sensor for your ASW Operations

Advanced processing methods ensure the efficient use for common ASW tasks as well as self-protection of the surface combatant.

Capabilities

The ASO Hull-Mounted Sonar (HMS) series stands as a benchmark for exceptional sonar performance, proudly developed and refined by ATLAS over the past 50 years. Trusted by more than 100 naval vessels worldwide, ASO delivers reliability and precision.

Engineered for both active and passive operations within the medium frequency range, ASO excels in comprehensive underwater surveillance—enabling precise detection, classification, and tracking of targets.

With versatile operational modes and customizable parameters, ASO systems are powerfully optimized to dominate detection capabilities across all environments.

USPs

The Active Sonar System (ASO) delivers exceptional detection capabilities, precisely identifying a wide range of maritime threats and objects. From submarines—including midget and mini variants—to small underwater vehicles like autonomous and unmanned underwater vehicles, ASO ensures comprehensive underwater awareness. It also detects diver delivery vehicles, torpedoes, and underwater obstacles, providing full-spectrum security beneath the waves. ASO reliably tracks vessels of all sizes, from surface ships to high-speed boats, empowering operators with clear, decisive information to maintain control and safety in complex maritime environments.
 

Technical data ASO 7x3

Weight min. 2,5 tons (depends on configuration)
Suitable for ship classes starting at 750t displacement and up
Active pulses 6.000 Hz – 10.000 Hz
Passive reception 2.000 Hz - 12.000 Hz
Distance range depends on environmental conditions and sea area

ServicesFor vessels on and beneath the sea

The impressive track record set by our hundreds of delivered warships and submarines necessitates innovation butted to the goal attaining highest levels of customer satisfaction. As a reliable partner, we provide the full array of services for entire life cycles from a single source.

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