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SMART-L MM/N

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SMART-L MM/N
NameSMART-L MM/N
CaptionLong-range multibeam radar variant
CountryNetherlands
Type3D air and surface search radar
Introduced2000s
ManufacturerThales Nederland

SMART-L MM/N

The SMART-L MM/N is a long-range, multibeam naval radar developed by Thales Nederland for maritime air and surface surveillance. It serves as a primary sensor for several frigate and destroyer classes and integrates with combat management systems from Thales, Lockheed Martin, and other integrators. The radar family has been deployed on platforms associated with NATO, the Royal Netherlands Navy, the Royal Navy, the Danish Navy, the Swedish Navy, and other maritime forces.

Overview

SMART-L MM/N’s heritage traces to legacy radar programs and naval sensor developments involving Thales Nederland, Signaal, and the Royal Netherlands Navy modernization efforts. The system complements arrays and sensors such as APAR, SAMPSON, SPY-1, and Sea Giraffe on ships like those of the De Zeven Provinciën-class, Horizon-class, and Type 45, while interoperating with command systems like TACTICOS, SIRIUS, CMS-330, and Aegis. It is part of sensor suites that include EO/IR systems, sonars like CAPTAS, and decoy systems such as Nulka and Mk 36 SRBOC aboard vessels from the Royal Norwegian Navy, Royal Danish Navy, and Hellenic Navy.

Development and Design

Design work originated from Thales Nederland’s evolution from Signaal, with input from the Dutch Ministry of Defence, NATO requirement studies, and shipbuilding firms including Damen, Fincantieri, and BAE Systems Surface Ships. Prototypes underwent sea trials alongside test ranges near Den Helder, Faslane, and the North Sea test areas used by navies including the Royal Navy and French Navy. Engineering teams coordinated with suppliers tied to Raytheon, Leonardo, and Saab for subsystem integration, and with NATO research institutions and NLR for radar cross-section and stealth considerations. Structural design reflects modularity for shipyard integration by Blohm+Voss, DSME, and Navantia.

Capabilities and Features

SMART-L MM/N provides 3D detection of air and surface contacts at extreme ranges, including ballistic and stealthy targets, leveraging multibeam phased-array technology and signal processing advances informed by research from TNO and DLR. It offers capabilities for volume search, horizon search, track initiation, and cueing of weapons such as the SM-2, SM-6, Sea Viper, Aster, ESSM, and Meteor when linked to fire-control systems like STIR, APAR, and S1850M. The radar supports modes for ballistic missile early warning, over-the-horizon detection, and littoral surveillance, interoperating with AWACS assets like E-3 Sentry and E-2 Hawkeye and satellite networks operated by CNES and ESA. Electronic protection features draw on techniques comparable to those used in systems by Thales, Raytheon, and Lockheed Martin to resist jamming from devices studied by RAND Corporation and research by DARPA.

Variants and Modifications

Several variants and upgrades were produced in response to naval programs and export customers. Variants were adapted for integration with combat systems such as Aegis Ashore, PAAMS, and CAESAR-derived suites for navies including the Royal Netherlands Navy, Royal Navy, Royal Danish Navy, and Swedish Navy. Modifications addressed requirements from shipbuilders like Kongsberg, Saab Kockums, and Navantia, including stepped antenna versions, power-amplifier upgrades, and software baselines to support ballistic missile defense requirements analogous to updates in SPY radar families. Lifecycle support programs involve industrial partners including Thales UK, Thales France, and regional defense primes like BAE Systems and Lockheed Martin UK.

Operational History

SMART-L MM/N systems entered service during deployments involving NATO exercises such as Trident Juncture, Neptune Warrior, and BALTOPS, and have been employed in operations alongside carriers like HMS Queen Elizabeth and USS George H.W. Bush. The radar has contributed to maritime security patrols in the North Atlantic, Baltic Sea, Mediterranean Sea, and Arabian Sea, supporting multinational task groups under NATO, EU Naval Force, and Combined Task Forces where ships from Canada, Germany, Norway, and Spain participated. Upgrades were driven by lessons from events studied by security analysts at IISS and SIPRI, and by interoperability trials with systems fielded by the United States Navy, French Navy, and Italian Navy.

Operators

Operators include navies with ships fitted through procurement programs managed by ministries such as the Dutch Ministry of Defence, UK Ministry of Defence, and the Royal Danish Defence Acquisition and Logistics Organization. Platforms equipped with the radar family have been commissioned by the Royal Netherlands Navy, Royal Danish Navy, Royal Navy, Swedish Navy, and export customers in Europe and beyond, with support agreements involving Thales Nederland, Babcock, and Damen.

Technical Specifications

- Type: Multibeam 3D naval radar derived from SMART-L family - Manufacturer: Thales Nederland, with industrial partners including Thales UK and Thales France - Frequency band: L-band for long-range detection (comparable to frequencies used by long-range surveillance radars) - Antenna: Rotating multibeam phased-array antenna adapted for ship masts by shipbuilders such as Blohm+Voss and Navantia - Detection: Air and surface targets, including high-altitude and ballistic trajectories; integration tested in trials alongside AWACS and satellite systems from ESA and CNES - Integration: Designed to work with combat systems including TACTICOS, Aegis, PAAMS, and CMS-330; used in conjunction with weapon systems like SM-series missiles and Aster - Survivability: Electronic counter-countermeasures and cooperative engagement support similar to systems assessed by RAND Corporation and NATO EW doctrines - Support: Lifecycle and sustainment provided by Thales and partners such as BAE Systems, Lockheed Martin, and regional yards like Damen and Kongsberg

Category:Naval radars