AK-726 guns were mounted aft. Mines awere also carried, either eighteen IGDM-500 KSM, fourteen KAM, fourteen KB Krab, ten Serpey, four PMR-1, seven PMR-2, seven MTPK-1, fourteen RM-1 mines or twelve UDM-2. The ship had a well-equipped sensor suite, including a single MR-310A Angara-A air/surface search radar, Volga navigation radar, Don navigation radar, MP-401S Start-S ESM radar system, Nickel-KM and Khrom-KM IFF and ARP-50R radio direction finder. An extensive sonar complement was fitted, including MG-332 Titan-2, MG-329 Bronza and MGS-400K, along with two MG-7 Braslet anti-saboteur sonars and the MG-26 Hosta underwater communication system. The ship was also fitted with the PK-16 ship-borne decoy dispenser system. Construction and career Rezkiy was laid down by Yantar Shipyard in Kaliningrad on 28 July 1974, the second of the class, and was given the yard number 160. Launched on 17 February 1976 and commissioned on 30 December that year, Rezkiy was accepted into the Baltic Fleet on 1 November 1976 but almost immediately left and sailed, circumnavigating Africa, to Vladivostok, briefly operating in the southwestern Atlantic and the Indian Ocean along the way. Transferred to the Pacific Fleet to join the 173rd Brigade on 2 February the following year, the ship returned to the Indian Ocean later that year for the first of many stints, calling in at Mumbai between 16 and 21 December. After a short operation in the Sea of Okhotsk, the vessel returned once again to the area. Joining with the Project 1135 ship , Rezkiy spent much of the next year tracking the cruiser , along with a visit to Aden, South Yemen from 15 to 24 August. The next year also saw the ship exercising. The 1980s started with a new area of operations. Alerted by submarine , the ship joined Razumnyy, and the submarines and to search for a US Navy ballistic missile submarine that the Soviet Navy detected crossing their anti-submarine barrier. The search took place between 22 and 34 March. The following year, between 25 August and 22 September, the vessel sailed with Retivyy again, but this time as part of a task force led by the Project 1134B Berkut B vessel , from the Aleutian Islands south along the west coast of the United States. The purpose of the voyage was to test and measure the US response. However, soon afterwards, the ship returned to the Indian Ocean. Between 16 and 20 February 1984,