Sec.  80.273   Technical requirements for radar equipment.

   (a) Radar installations on board ships that are required by the Safety
   Convention or the U.S. Coast Guard to be equipped with radar must comply
   with the documents referenced in the following paragraphs of this section.
   These documents contain specifications, standards and general requirements
   applicable to shipboard radar equipment and shipboard radar installations.
   For  purposes  of  this part the specifications, standards and general
   requirements  stated  in these documents are mandatory irrespective of
   discretionary  language.  The  standards  listed  in  this section are
   incorporated by reference. The Director of the Federal Register approves
   this incorporation by reference in accordance with 5 U.S.C. 552(a) and 1 CFR
   part  51.  Copies  of  these standards can be inspected at the Federal
   Communications Commission, 445 12th Street, SW., Washington, DC (Reference
   Information Center) or at the National Archives and Records Administration
   (NARA). For information on the availability of this material at NARA, call
   202–741–6030, or go to
   http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_loc
   ations.html . The IMO standards can be purchased from International Maritime
   Organization (IMO), Publications, International Maritime Organization, 4
   Albert Embankment, London SE1 7SR, United Kingdom; telephone 011 44 71 735
   7611.  IEC  publications  can  be  purchased  from  the  International
   Electrotechnical  Commission,  3  Rue  de  Varembe, CH–1211 Geneva 20,
   Switzerland,  or from the American National Standards Institute (ANSI)
   through its NSSN operation ( www.nssn.org ), at Customer Service, American
   National Standards Institute, 25 West 43rd Street, New York, NY 10036,
   telephone  (212)  642–4900.  ITU  documents  can be purchased from the
   International Telecommunication Union (ITU), Place des Nations, CH–1211
   Geneva 20, Switzerland ( www.itu.int. )

   (b) Radar installed on or after March 25, 2008 on ships of 300 tons gross
   tonnage and upwards, and radar installed on a ship after March 25, 2008, and
   certificated by the U.S. Coast Guard under the IMO Code for the Safety of
   High Speed Craft (Resolution MSC.36(63), May 20, 1994, with Supplement
   (2002) must comply with:

   (1) IMO Resolution MSC.64(67), “Adoption of New and Amended Performance
   Standards,” Annex 4, “Recommendation on performance standards for radar
   equipment,” adopted on 4 December 1996;

   (2) The emission limits contained in ITU Radio Regulations, Appendices
   Edition of 2004, Appendix 3 (Rev. WRC–03), “Tables of maximum permitted
   power  levels  for  spurious  or  spurious  domain emissions,” Section
   II—“Spurious domain emission limits for transmitters installed after 1
   January 2003 and for all transmitters after 1 January 2012,” including Annex
   1; and

   (3) ITU–R M.1177–3, “Techniques for measurement of unwanted emissions of
   radar systems,” including Annexes 1 and 2 and all appendices, 2003.

   (c)  For  any ship of 10,000 tons gross tonnage and upwards or that is
   otherwise required to be equipped with two radar systems, each of the two
   radar systems must be capable of operating independently and must comply
   with the specifications, standards and general requirements set forth on
   paragraph (b) of this section. One of the systems must provide a display
   with an effective diameter of not less than 340 millimeters (13.4 inches),
   (16-inch cathode ray tube). The other system must provide a display with an
   effective diameter of not less than 250 millimeters (9.8 inches), (12-inch
   cathode ray tube).

   (d) Radar installed before March 25, 2008 must meet and be maintained to
   comply with the Commission's regulations in effect for the equipment on the
   date of its installation.

   [ 73 FR 4483 , Jan. 25, 2008]