Emergency Position Indicating Radio Beacon
emergency position-indicating radio beacon
emergency position-indicating radio beacon {= EPIRB}
emergency position-indicating rediobeacon station
emergency radio channel
emergency radio direction-finding system
radio emergency installation
RESCU Radio Emergency Search Communications Unit
satellite emergency position-indicating radiobeacon
switch position emergency source pilot light
VHF emergency position-indicating radiobeacon
accurate position indicator
Angle position indicator
angular position indicator
antenna position indicator