a low or medium radio navigation service transmitting signals whereby the pilot of a suitably equipped aircraft can determine bearings, 'home in' on, and/or track to or from the station
radio beacon which does not include inherent directional information, raadiomajakas, mis ei sisalda olemuslikku suunateavet
NDB . Lennunduse terminibaas. Институт эстонского языка, Сынавееб 2026. https://sonaveeb.ee/search/unif//len/NDB/1/eng (09.10.2026)
NDB . Metroloogia terminibaas. Институт эстонского языка, Сынавееб 2026. https://sonaveeb.ee/search/unif//mea/NDB/1/eng (09.10.2026)