title: Type 518 radar
text: # Type 518 radar
  
  The Type 518 radar is a Chinese high-performance L band long-range shipboard air surveillance radar. The Type 518 radar may be installed on destroyers or heavy tonnage naval vessels to detect long-range high-altitude aircraft in adverse natural noise and active electronic jamming environments.
  
  The Type 518 has been installed and deployed on the Luhu-class destroyer and the Type 052D destroyer.
  
  It is manufactured and exported by the Nanjing Changjiang Machinery Group Co Ltd (南京长江机器集团电子装备有限公司).
  
  ## Specifications
  
  * L - band
  * Wide frequency band, pulse-to-pulse frequency jump
  * 4 phase code pulse compression technology
  * Low sidelobe super cosecant squared antenna
  * Counter electronic countermeasure and noise suppression capability
  * Adaptive MTI filters for noise map and speed map are provided.
  * Interference analysis and selected transmission technology
  * Other reported names:
     * REL-2 (export, company)
     * Hai Ying
  