The service provided certain civil aircraft while operating within radar and nonradar jet advisory areas. Within radar jet advisory areas, civil aircraft receiving this service are provided radar flight following, radar traffic information, and vectors around observed traffic. In nonradar jet advisory areas, civil aircraft receiving this service are afforded standard instrument flight rules separation from all other aircraft known to air traffic control to be operating within these areas.
JET ADVISORY SERVICE
Meaning of JET ADVISORY SERVICE in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012