Proposed revision: Technical Standard Order (TSO)-C128a, Equipment That Prevent Blocked Channels Used in Two-Way Radio Communications Due To Unintentional Transmissions, 32699 [05-11114]

Download as PDF Federal Register / Vol. 70, No. 106 / Friday, June 3, 2005 / Notices frequencies used in air traffic control (ATC) two-way radio communication due to simultaneous transmissions by aircraft transmitters. Equipment covered by this proposed TSO is primarily intended for Aeronautical Operational Control (AOC) and Air Traffic Services (ATS) safety communications. How To Obtain Copies You may get a copy of the proposed TSO from the Internet at: https://avinfo.faa.gov/tso/Tsopro/Proposed.htm. See Action entitled FOR FURTHER INFORMATION CONTACT for the complete address if requesting a copy by mail. You may inspect the RTCA document at the FAA office location listed under ADDRESSES. Note however, RTCA documents are copyrighted and may not be reproduced without the written consent of RTCA, Inc. You may purchase copies of RTCA, Inc. documents from: RTCA, Inc., 1828 L Street, NW., Suite 815, Washington, DC 20036, or directly from their Web site: https://www.rtca.org/. Issued in Washington, DC, on May 26, 2005. Susan J.M. Cabler, Assistant Manager, Aircraft Engineering Division, Aircraft Certification Service. [FR Doc. 05–11115 Filed 6–2–05; 8:45 am] BILLING CODE 4910–13–M DEPARTMENT OF TRANSPORTATION Federal Aviation Administration Proposed revision: Technical Standard Order (TSO)–C128a, Equipment That Prevent Blocked Channels Used in Two-Way Radio Communications Due To Unintentional Transmissions SUMMARY: This notice announces the availability of and requests comments on a proposed Technical Standard Order (TSO)–C128a, Equipment That Prevent Blocked Channels Used in Twoway Radio Communications Due To Unintentional Transmissions. The TSO manufacturers seeking a TSO authorization or letter of design approval what minimum performance standards (MPS) their transmitter radio equipment to prevent blocked channels must first meet for approval and identification with the applicable TSO markings. Submit comments on or before July 5, 2005. VerDate jul<14>2003 18:03 Jun 02, 2005 Jkt 205001 Mr. Thomas Mustach, AIR–130, Room 815, Federal Aviation Administration, Aircraft Certification Service, Aircraft Engineering Division, 800 Independence Avenue, SW., Washington, DC 20591. Telephone (425) 227–1935, FAX: (425) 227–1181. Or, via e-mail at: thomas.mustach@faa.gov. FOR FURTHER INFORMATION CONTACT: How To Obtain Copies You may get a copy of the proposed TSO from the Internet at: https://avinfo.faa.gov/tso/Tsopro/Proposed.htm. See section entitled FOR FURTHER INFORMATION CONTACT for the complete address if requesting a copy by mail. You may inspect the RTCA document at the FAA office location listed under ADDRESSES. Note however, RTCA documents are copyrighted and may not be reproduced without the written consent of RTCA, Inc. You may purchase copies of RTCA, Inc. documents from: RTCA, Inc., 1828 L Street, NW., Suite 815, Washington, DC 20036, or directly from their Web site: https://www.rtca.org/. SUPPLEMENTARY INFORMATION: Issued in Washington, DC, on May 26, 2005. Susan J.M. Cabler, Assistant Manager, Aircraft Engineering Division, Aircraft Certification Service. [FR Doc. 05–11114 Filed 6–2–05; 8:45 am] Comments Invited BILLING CODE 4910–13–M You are invited to comment on the proposed TSO listed in this notice by submitting such written data, views, or arguments to the address listed above. Your comments should identify ‘‘Comments to Proposed TSO–C128a.‘‘ You may examine all comments received on the proposed revised TSO before and after the comment closing date, at the FAA Headquarters Building, Room 815, 800 Independence Avenue, SW., Washington, DC 20591, weekdays except Federal holidays, between 8:30 a.m. and 4:30 p.m. The Director of the Aircraft Certification Service will consider all communications received on or before the closing date before issuing the final revised TSO. Background Federal Aviation Administration (DOT). ACTION: Notice of availability and request for public comment. AGENCY: DATES: Send all comments on the proposed revised technical standard order to: Federal Aviation Administration (FAA), Aircraft Certification Service, Aircraft Engineering Division, Avionic Systems Branch, Room 815, AIR–130, 800 Independence Avenue, SW., Washington, DC 20591. Attn: Mr. Thomas Mustach. Or deliver comments to: Federal Aviation Administration, Room 815, 800 Independence Avenue, SW., Washington, DC 20591. ADDRESSES: 32699 This proposed TSO–C128a includes the latest TSO boilerplate wording and format, to include a Functionality definition used to specify the Failure Hazard Classification and invokes environmental conditions and test procedures specified in RTCA/DO– 160E, Environmental Conditions and Test Procedures for Airborne Equipment, dated December 9, 2004. The proposed TSO provides a minimum operational performance standard for equipment intended to prevent blocked frequencies used in air traffic control (ATC) two-way radio communication due to unintentional transmissions by aircraft transmitters. Equipment covered by this proposed TSO is primarily intended for Aeronautical Operational Control (AOC) and Air Traffic Services (ATS) safety communications. PO 00000 Frm 00136 Fmt 4703 Sfmt 4703 DEPARTMENT OF TRANSPORTATION Federal Highway Administration Environmental Impact Statement: Sussex County, DE Federal Highway Administration (FHWA) and the Delaware Department of Transportation (DelDOT). ACTION: Notice of Intent. AGENCIES: SUMMARY: The FHWA is issuing this notice to advise the public that an Environmental Impact Statement (EIS) will be prepared for a proposed highway improvement project in south central Sussex County, Delaware. FOR FURTHER INFORMATION CONTACT: Mr. Robert F. Kleinburd, Realty and Environmental Program Manager, Federal Highway Administration, Delaware Division, J. Allen Frear Federal Building, 300 South New Street, Room 2101, Dover, DE 19904; Telephone: (302) 734–2966; or Mr. Monroe C. Hite, III, P.E., Project Manager, Delaware Department of Transportation, 800 Bay Road, P.O. Box 778, Dover DE 19903; Telephone: (302) 760–2120. DelDOT Public Relations office (800) 652–5600 (in DE only) or (302) 760–2080. SUPPLEMENTARY INFORMATION: The Federal Highway Administration (FHWA), in cooperation with the Delaware Department of Transportation (DelDOT), will prepare an Environmental Impact Statement (EIS) to consider changes to the existing US E:\FR\FM\03JNN1.SGM 03JNN1

Agencies

[Federal Register Volume 70, Number 106 (Friday, June 3, 2005)]
[Notices]
[Page 32699]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 05-11114]


-----------------------------------------------------------------------

DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration


Proposed revision: Technical Standard Order (TSO)-C128a, 
Equipment That Prevent Blocked Channels Used in Two-Way Radio 
Communications Due To Unintentional Transmissions

AGENCY: Federal Aviation Administration (DOT).

ACTION: Notice of availability and request for public comment.

-----------------------------------------------------------------------

SUMMARY: This notice announces the availability of and requests 
comments on a proposed Technical Standard Order (TSO)-C128a, Equipment 
That Prevent Blocked Channels Used in Two-way Radio Communications Due 
To Unintentional Transmissions. The TSO manufacturers seeking a TSO 
authorization or letter of design approval what minimum performance 
standards (MPS) their transmitter radio equipment to prevent blocked 
channels must first meet for approval and identification with the 
applicable TSO markings.

DATES: Submit comments on or before July 5, 2005.

ADDRESSES: Send all comments on the proposed revised technical standard 
order to: Federal Aviation Administration (FAA), Aircraft Certification 
Service, Aircraft Engineering Division, Avionic Systems Branch, Room 
815, AIR-130, 800 Independence Avenue, SW., Washington, DC 20591. Attn: 
Mr. Thomas Mustach. Or deliver comments to: Federal Aviation 
Administration, Room 815, 800 Independence Avenue, SW., Washington, DC 
20591.

FOR FURTHER INFORMATION CONTACT: Mr. Thomas Mustach, AIR-130, Room 815, 
Federal Aviation Administration, Aircraft Certification Service, 
Aircraft Engineering Division, 800 Independence Avenue, SW., 
Washington, DC 20591. Telephone (425) 227-1935, FAX: (425) 227-1181. 
Or, via e-mail at: thomas.mustach@faa.gov.

SUPPLEMENTARY INFORMATION:

Comments Invited

    You are invited to comment on the proposed TSO listed in this 
notice by submitting such written data, views, or arguments to the 
address listed above. Your comments should identify ``Comments to 
Proposed TSO-C128a.`` You may examine all comments received on the 
proposed revised TSO before and after the comment closing date, at the 
FAA Headquarters Building, Room 815, 800 Independence Avenue, SW., 
Washington, DC 20591, weekdays except Federal holidays, between 8:30 
a.m. and 4:30 p.m. The Director of the Aircraft Certification Service 
will consider all communications received on or before the closing date 
before issuing the final revised TSO.

Background

    This proposed TSO-C128a includes the latest TSO boilerplate wording 
and format, to include a Functionality definition used to specify the 
Failure Hazard Classification and invokes environmental conditions and 
test procedures specified in RTCA/DO-160E, Environmental Conditions and 
Test Procedures for Airborne Equipment, dated December 9, 2004. The 
proposed TSO provides a minimum operational performance standard for 
equipment intended to prevent blocked frequencies used in air traffic 
control (ATC) two-way radio communication due to unintentional 
transmissions by aircraft transmitters. Equipment covered by this 
proposed TSO is primarily intended for Aeronautical Operational Control 
(AOC) and Air Traffic Services (ATS) safety communications.

How To Obtain Copies

    You may get a copy of the proposed TSO from the Internet at: http:/
/av-info.faa.gov/tso/Tsopro/Proposed.htm. See section entitled for 
further information contact for the complete address if requesting a 
copy by mail. You may inspect the RTCA document at the FAA office 
location listed under addresses. Note however, RTCA documents are 
copyrighted and may not be reproduced without the written consent of 
RTCA, Inc. You may purchase copies of RTCA, Inc. documents from: RTCA, 
Inc., 1828 L Street, NW., Suite 815, Washington, DC 20036, or directly 
from their Web site: https://www.rtca.org/.

    Issued in Washington, DC, on May 26, 2005.
Susan J.M. Cabler,
Assistant Manager, Aircraft Engineering Division, Aircraft 
Certification Service.
[FR Doc. 05-11114 Filed 6-2-05; 8:45 am]
BILLING CODE 4910-13-M

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