A frequency-scanning radar detection technique whereby targets are detected only when the target signal exceeds a certain threshold voltage in two successive antenna beams.
Ubuchule bokubona berada ehlola ubuninzi apho amaxhoba abonwa kuphela xa uphawu elobonisa amaxhoba ligqithisa kwiqondo lamandla ombane kwimitha emibini yeempondo zikanomathotholo ezilandelelanayo.