Lowrance Electronics
（重定向自Lowrance）
Lowrance is a manufacturer of consumer sonar and GPS receivers, as well as digital mapping systems. Headquartered in Tulsa, Oklahoma, Lowrance employs approximately 1,000 people. The company is best known for its High Definition Systems (HDS) and add-on performance modules which include Broadband 4G Radar, StructureScan with SideScan and DownScan Imaging, Sonic Hub Audio, Sirius LWX-1 Weather, and NAIS Collision Avoidance.