emergency position-indicating radio beacon (EPIRB)

non-directional beacon (NDB) / non directional beacon

emergency beacon

indicating

remote indicating automatic gyro horizon

indicating systems

address indicating group

target indicating system

emergency service / emergency operations service

rotating (radio) beacon

non-directional radio beacon with marker (NDB/MRB)

equisignal radio-range beacon

rotating radio beacon

inner marker radio beacon

marker radio beacon (MRB)

middle marker radio beacon

outer marker radio beacon

radio fan marker beacon

radio homing beacon

radio marker beacon

radio-range beacon

non-directional radio beacon (NDB)

non-directional radio beacon

radio beacon warhead

radio-range-beacon

radio beacon

emergency position

emergency radio

emergency radio channel

launching position (missile position)

changeover from travelling position to fire position

position and navigation unit / position navigation unit (PNU)

in position / in-position