sector scan

track while scan / track-while-scan (TWS)

radar sector-of-scan overlay

antenna tracking altitude, azimuth and range by electronic scan

blip-scan ratio

circular scan

C-scan

F-scan

G-scan

H-plane scan

H-scan

M-scan

scan axis

scan conversion

scan period

scan-time processor

high-speed raster-scan system

raster-scan system

radar scan

scan

spiral scan

aerospace sector

air defense sector

automatic sector scanning

critical sector

defense and security sector

maritime defense sector

primary sector of fire

secondary fire sector

sector

sector of defensive responsibility

sector of support

security sector / structures