CODAR Ocean Sensors, Ltd. develops high-frequency (HF) radar systems for oceanographic monitoring, with a focus on measuring ocean-surface currents and waves. The company describes itself as a global leader in HF radar and brings expertise in radar theory and system design, spanning both hardware and software. Its work includes product research, design, manufacturing, and customer support.

CODAR’s product range includes SeaSonde and RiverSonde systems. Its HF radar technology supports coastal and long-range monitoring, high-resolution observations, and real-time surface-current data for coastal operations. The company also provides information on applications such as current mapping and tsunami detection, alongside resources about HF radar networks and the technology’s distinctive capabilities.

CODAR supports users through technical assistance, repair and return services, training courses, and a publications library. Its website also shares company news, events, and educational material for people working with ocean-monitoring radar. With more than 50 years of research in HF radar for ocean monitoring, CODAR serves organizations seeking specialized tools and expertise for observing marine and river environments.