HFIA 

Definitions and Terms

ALE Definitions:

• Automatic Link Establishment:
• Automatic Link Establishment (ALE) is a communications protocol established to provide a means for establishing and maintaining a link between two or more half duplex (simplex) High Frequency (HF) radio systems. Technical specifications are found in both MIL-STD 188-141A and in FED-STD 1045.

• Scan:
• Scan List:
• Sound:
• Link:
• Link Quality Analysis:
• ALE Tones:
• Sound Interval:
• Address (Callsigns):
• Calls:
• Net Call:
• Group Call:
• All Call:
• Any Call:
• Special:
• Individual Call:
• AMD:

Technical Terms and Definitions:

• SHARES -
• HFCSG - (HF Communications Systems Group under Subgroup 11 of the Tri-Services Group)
• NILE (NATO Improved Link Eleven)
• STC - (Shape Technical Center)
• ANCA - (Allied Naval Communications Agency)

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Last Updated 11 October 1996