Skip to page content · Home · Site Index · Site Search · Call Sign Search · Catalog · Join ARRL · QST · Members Only · Operating Activities · Licensing · News/Bulletins · Services · Education · Public Service · Support · Donate to ARRL · ARRL Info

View page with graphics

Convention -- Ad

ALE -- (Automatic Link Establishment)

ARRL Technical Information Service page · TIS Menu page

Introduction

automatic link establishment (ALE)

In high-frequency (HF) radio, the capability of a station to make contact, or initiate a circuit, between itself and another specified radio station, without human intervention and usually under processor control. Note: ALE techniques include automatic signaling, selective calling, and automatic handshaking. Other automatic techniques that are related to ALE are channel scanning and selection, link quality analysis (LQA), polling, sounding, message store-and-forward, address protection, and anti-spoofing. 2. In HF radio, a link control system that includes automatic scanning, selective calling, sounding, and transmit channel selection using link quality analysis data. Note: Optional ALE functions include polling and the exchange of orderwire commands and messages. (from TIAB2B)

Articles

Note: Some of the following articles are in Adobe Portable Document Format (PDF) files. To view and print these files, you'll need a copy of Adobe's Acrobat Reader program. (Version 3.0 or later required). More information here.

Note:

Contact information for suppliers mentioned in the above articles should first be confirmed using TIS Address Database Search.

Web Links

Article Reprints:

You can get a photocopy of any ARRL published article for $3 ($5 for nonmembers) for each article requested. Contact the ARRL Technical Department (reprints@arrl.org ), 1-860-594-0390) if you wish to get photocopies.


This information was prepared as a membership service by the American Radio Relay League, Inc., Technical Information Service, 225 Main St., Newington, CT 06111 (860) 594-0214. Email: tis@arrl.org (Internet). ARRL HQ is glad to provide this information on the Web free of charge as a service to League members and affiliated clubs.

If you have any questions concerning the reproduction or distribution of this material, please contact:



Page last modified: 10:11 AM, 01 Aug 2005 ET
Page author: tis@arrl.org
Copyright © 2005, American Radio Relay League, Inc. All Rights Reserved.