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GLOBALink/HF Data Link
ICAO Seminar on Implementation of Data Link and ICAO Seminar on Implementation of Data Link and
ARINC is the world’s only provider of HF data link service System has been operational for several years Equipage and traffic continuing to grow Provides the only data link service over the North Pole
HF data link allows you to communicate with your aircraft
anywhere in the world
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GLOBALink/HFDL Overview
HFDL is a certified airline industry data link Along with VHF and SATCOM, HFDL provides ATC and AOC data link
communications to the airline industry HFDL uses the same air-ground and ground-ground messaging protocols Difference is in the link layer which uses the HF spectrum (3 – 30 MHz). Air-ground message transmission speed varies depending on radio wave
propagation conditions. 300, 600, 1200, or 1800 bps ARINC is the sole provider of HFDL service (GLOBALink/HF data link)
HFDL industry approvals ICAO SARPs and HFDL Manual RTCA MASPS RTCA MOPS AEEC Specification 635