Тон маячка (стосується дронів)
non-directional beacon (NDB) / non directional beacon
audible tone
continuous tone
maximum tone corrected perceived noise level
tone channel
tone correction factor
tone correction procedure
tone decoder
target tone
radar-tone recognition
Beep a special tone when arming the board
Ring a tone when GPS is locked and ready
beacon system
crash beacon
identification beacon
rotating (radio) beacon
acoustic beacon
beacon bearing
beacon radar
beacon receiver
bearing beacon
crash locator beacon
landing beacon
navigation beacon
non-directional radio beacon with marker (NDB/MRB)
equisignal radio-range beacon
rotating radio beacon
chain radar beacon
non-directional beacon (NDB )
omnidirectional beacon
emergency beacon
glide slope beacon