sonar (sound navigation and ranging)

гідроакустична станція (ГАС); гідролокатор (засіб звукового виявлення підводних об'єктів за допомогою акустичного випромінювання); гідроакустичний прилад; сонар

sound ranging (artillery sound ranging)

aerial sound ranging

air registration point (in sound ranging)

sound-ranging adjustment

sound ranging observation post

sound-ranging advanced post

sound-ranging post

position and navigation unit / position navigation unit (PNU)

sonar countermeasures and deception

array sonar

dipping sonar

hull-mounted sonar

passive sonar

shipborne sonar

sonar sphere

buried object scanning sonar

cylindrical array sonar

hull mounted sonar

sonar beacon

sonar transmitter

flank array sonar

surface sonar system

radar (radio detection and ranging)

radio detection and ranging (radar)

multi-object phase tracking and ranging (MORTAR)

electronic digital tracking and ranging device

electronic digital tracking and ranging system

Light Detection and Ranging (LiDAR)

electronic ranging and gun control

sound and flash battalion

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

cross-link ranging