SODAR (sonic detection and ranging) - meteorological instrument which priciple of operation is based on sound waves scattering by atmosheric turbulence. Sodar systems are used to measure wind speed and thermodynamic structure of the atmosphere.

See also

Sonar The F70 type frigates (here, La Motte-Picquet) are fitted with VDS (Variable Depth Sonar) type DUBV43 or DUBV43C tugged sonars SONAR (SOund Navigation And Ranging) â€” or sonar â€” (British ASDIC) is a technique that uses sound propagation under water to navigate or to detect other vessels. ...