LR66 Radar

Type LR66 radar is a Chinese fire control radar or Type 349 for Type 730 CIWS developed by [https://web.archive.org/web/20041012002051/http://www.cetc-20.com/ the 20th Research Institute of China Electronics Technology Group Corporation (CETGC, 中国电子科技集团公司第二十研究所)], also known as Xi’an Research Institute of Navigation Technology (西安导航技术研究所).

Developed as one of the latest member of Type 347/Type 348/Type 349/LR66 series, LR66 radar is designed to control both CIWS of smaller caliber and the main gun of larger caliber.{{cite web | url=http://www.ekaie.com/portal.php?mod=view&aid=43136 | title=Radar | accessdate=11 July 2016 | archive-date=28 March 2017 | archive-url=https://web.archive.org/web/20170328012436/http://www.ekaie.com/portal.php?mod=view&aid=43136 | url-status=dead }} The system is very compact, needing only two cabinets, and a single operator console. LR66 fire control radar is connected to search radar via Ethernet. Specification:

• Band: X or J band
• Probability of kill: 90%
• Range (km) against target with radar cross section of 2 square meters: > 18
• Range (km) against target with radar cross section of 0.1 square meters: > 9
• Maximum effective altitude (km): 15
• Frequency agile band (GHz): > 2
• Azimuth accuracy (rmad): 1.2
• Elevation accuracy (rmd): 1.2
• Range accuracy (m): 5