airborne proximity indicator

automobile proximity warning

direct radiation proximity indicator

GPWS Ground Proximity Warning System

Ground Proximity Warning Computer

Ground Proximity Warning System

ground-proximity warning system (GPWS)

ionizing radiation proximity indicator

proximity warning laser radar

scattered radiation proximity indicator

airborne collision warning indicator

arly warning indicator system

bargraph warning indicator

brake air pressure warning indicator

brake oil pressure warning indicator

brake oil temperature warning indicator

collision warning indicator

coolant temperature warning indicator

early warning indicator