середній маркерний радіомаяк (СМРМ)
marker antenna / marker beacon antenna
locator middle marker
middle locator with marker (MLM)
middle marker (MM)
compass locator, middle marker site, instrument landing system
locator middle with marker
non-directional radio beacon with marker (NDB/MRB)
inner marker radio beacon
marker radio beacon (MRB)
outer marker radio beacon
radio fan marker beacon
radio marker beacon
non-directional beacon (NDB) / non directional beacon
marker beacon
middle slat
middle locator
middle waves
angle of middle gimbal
middle gimbal
middle gimbal angle
middle gimbal axis
rotating (radio) beacon
equisignal radio-range beacon
rotating radio beacon
radio homing beacon
radio-range beacon
non-directional radio beacon (NDB)
non-directional radio beacon
emergency position-indicating radio beacon (EPIRB)
radio beacon warhead
radio-range-beacon
radio beacon