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The RAT 31DL is a solid-state active phased array radar with monopulse antenna with 42 rows of 42 Tx/Rx modules of which 24 boosted, each with 2 kW output power. The 360 ° search is performed with four independent beams in the L band at 6 rpm, the vertical pivoting of the beams is done by means of electronic phase shift of the 42 rows feeding ...
Rho-Theta methodology is a key component in Area Navigation (RNAV). [1] The term "Rho-Theta" consists of the two Greek letters corresponding to Rho and Theta: [2] [3] [4] Rho (Greek ρ) as a synonym for distance measurement, e.g. Rho would be the equivalent to the English abbreviation "R" for Range
The boat uses MRK-50 Topol (Snoop Tray) surface search radar, a Magnavox satellite navigation system for communications, with a Type 921A electronics warfare suite. Nabajatra has eight 533 mm (21 in) torpedo tubes which can launch a complement of 14 heavy weight ET-31 anti-ship torpedoes and ET-40 anti-submarine torpedoes.
The Ground Master 200 Multi-Mission (GM200 MM) is a family of medium-range radars manufactured by Thales Nederland. [1] [2] Benifiting from the technology of the land-based Ground Master 200 and naval NS100/200 radar systems, this series was developed by the Dutch subsidiary for, and in consultation with, the Royal Netherlands Army (RNLA). [1]
The Ground Master 400 (GM400) is a mobile long range radar system manufactured by Thales (formerly by Thales-Raytheon Systems). [1] GM400 is a fully digital active electronically scanned array long-range air defense 3D radar, offering detection from very high to very low altitudes.
The system has two operating modes: medium range up to 150 km (81 nmi) at 27 RPM and long range up to 250 km (130 nmi) at 13.5 RPM. The radar mainly designed for light frigates, corvettes and ships such as Landing Platform Docks (LPD). SMART-S Mk2 is designed to support full performance of surface to air missiles (SAM), such as the RIM-162 ESSM.
BNS Abu Bakr was commissioned into the Bangladesh Navy on 1 March 2014. [1] She is currently based at Chattogram under Commodore Commanding BN Flotilla. From 21 to 25 April 2014, Abu Bakr took part in the 14th Western Pacific Naval Symposium and International Fleet Review-2014 at Qingdao , Shandong Province , China.
The Bangladesh Navy signed a contract with the China State Shipbuilding Corporation for second batch of two C-13B version of Type 056 corvettes on 21 July 2015. [1] The ships were laid down at Wuchang Shipyard on 9 August 2016. [2] BNS Shongram was launched on 12 February 2018 and handed over to the Bangladesh Navy on 28 March 2019.