Skip to Content


RTCA Special Committee 172: Future Air-Ground Communications in the Very High Frequency (VHF) Aeronautical Data Band (118-137 MHz)

Document Details

Information about this document as published in the Federal Register.

Published Document

This document has been published in the Federal Register. Use the PDF linked in the document sidebar for the official electronic format.

Start Preamble


Federal Aviation Administration (FAA), DOT.


Notice of RTCA Special Committee 172 meeting.


The FAA is issuing this notice to advise the public of a meeting of RTCA Special Committee 172: Future Air-Ground Communications in the VHF Aeronautical Data Band (118-137 MHz).


The meeting will be held July 16-17, 2003 from 9 a.m. to 5 p.m.


The meeting will be held at RTCA, Inc., 1828 L Street, NW., Suite 805, Washington, DC 20036.

Start Further Info


RTCA Secretariat, 1828 L Street, SW., Washington, DC 20036; Telephone (202) 833-9339; fax (202) 833-9434; Web site

End Further Info End Preamble Start Supplemental Information


Pursuant to section 10(a)(2) of the Federal Advisory Committee Act (Pub. L. 92-463, 5 U.S.C., Appendix 2), notice is hereby given for a Special Committee 172 meeting. The agenda will include:

  • July 16:
  • Opening Plenary Session (Welcome and Introductory Remarks, Review of Agenda, Review Summary of Previous Meeting).
  • Convene Working Group-3 (WG-3), resolve final review and comments (FRAC), to draft Change 1 to DO-271A, VHF Digital Link Mode 3 Minimum Operational Performance Standard (MOPS).
  • July 17:
  • Reconvene WG-3 as necessary to continue with the resolution of FRAC comments to draft Change 1 to DO-271A VDL Mode 3 MOPS.
  • Convene WG-2, time permitting, to entertain white papers and actions regarding the development of Version B of the DO-224A, Signal-in-Space Minimum Aviation Communications Including Compatibility with Digital Voice.
  • Convene Plenary-Approve draft Change 1 to DO-271A VDL 3 MOPS to forward to RTCA Program Management Committee.
  • Review relevant activities:
  • International Civil Aviation Organization (ICAO) Aeronautical Mobile; Communications Panel work;
  • NEXCOM activities;
  • EUROCAE WG-47 status and issues; and
  • Others as appropriate.
  • Closing Plenary Session (Other Business, Date and Place of Next Meeting, Adjourn.

Attendance is open to the interested public but limited to space availability. With the approval of the chairmen, members of the public may present oral statements at the meeting. Persons wishing to present statements or obtain information should contact the person listed in the FOR FURTHER INFORMATION CONTACT section. Members of the public may present a written statement to the committee at any time.

Start Signature

Issued in Washington, DC on June 19, 2003.

Janice L. Peters,

FAA Special Assistant, RTCA Advisory Committee.

End Signature End Supplemental Information

[FR Doc. 03-18384 Filed 7-18-03; 8:45 am]