airborne collision avoidance systems / proximity warning systems / survival radio equipment / airground communications failure / voice communications / air traffic services / radar services / communications requirements / /
Organization
Meteorology Division / AREA CONTROL SERVICE / North Atlantic Route Service Organization / 10th Edition Air Navigation Commission Authority / Air Navigation Commission / 10th Edition Council / 12th Edition Council / Air Traffic Control Committee of the International Conference / AGA Division / International Civil Aviation Organization / 13th Edition Secretariat / 12th Edition Secretariat / European-Mediterranean Route Service Organization / /