Anything related to RADAR (RAdio Detection And Ranging) systems, their operations and circuits. RADAR systems are used to detect and locate a target by sweeping a beam of microwaves across a region of space and detecting echo signals reflected by the target.

Anything related to RADAR (RAdio Detection And Ranging) systems, their operations and circuits.

RADAR systems are used to discover and locate an object by sweeping a beam of microwaves across a region of space and detecting the echo signals reflected by the object itself.

See also Wikipedia on RADAR.