Robert L. Sole; Brent L. Bedford; Gary M. Patrick

Abstract: The Coast Guard funded the National Telecommunications and Information Administration (NTIA) to perform electromagnetic compatibility (EMC) tests between an ITU-R M. 825-3 (Characteristics Of a Transponder System Using Digital Selective Calling Techniques for Use with Vessel Traffic Services and Ship-to Ship Identification) based Automatic Identification System (AIS) operating on 12.5 kHz channels and Public Correspondence (PC) Systems operating on 25 kHz channels. The tests were performed between January 17–28, 2000 in and around an AIS base station communications tower located at Point Ala Hache, LA, by NTIA, SETA Corporation, and Coast Guard personnel.

Keywords: electromagnetic compatibility (EMC); VHF; AIS; automatic identification system; digital data transmissions; Public Correspondence (PC) Systems; ship-to-shore; shore-to-ship; Vessel Traffic Service (VTS)

For technical information concerning this report, contact:

Robert L. Sole

To request a reprint of this report, contact:

Ed Drocella, Chief,
Spectrum Engineering and Analysis Division
Office of Spectrum Management
National Telecommunications and Information Administration
(202) 482-1652

Disclaimer: Certain commercial equipment, components, and software may be identified in this report to specify adequately the technical aspects of the reported results. In no case does such identification imply recommendation or endorsement by the National Telecommunications and Information Administration, nor does it imply that the equipment or software identified is necessarily the best available for the particular application or uses.

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