*2 850–22 000 kHz AM(R)S Air-ground communications (HF voice and data) 7-27 3 023 and 5 680 kHz AM(R)S Search and rescue 7-39 74.8–75.2 MHz ARNS Marker beacon 7-41 *108–117.975 MHz ARNS AM(R)S VOR/ILS localizer/ GBAS/VDL Mode 4 7-43 *117.975–137 MHz AM(R)S Air-ground and air-air communications (VHF voice and data) 7-53 121.5, 123.1 and 243 MHz AM(R)S Emergency frequencies 7-59 328.6–335.4 MHz ARNS ILS glide path 7-61 406–406.1 MHz MSS Search and rescue 7-63 *960–1 164 MHz ARNS/RNSS AM(R)S Air-ground communications/ DME/SSR/ACAS/UAT 7-67 1 030 and 1 090 MHz ARNS SSR/ACAS/ADSB 7-67 *1 164–1 215 MHz ARNS/RNSS DME/GNSS 7-67 *1 215–1 400 MHz RLS/RNSS ARNS GNSS Primary surveillance radar 7-77 *1 525–1 559 MHz MSS (s-E)** Satellite communications 7-85 *1 610–1 626.5 MHz AMS(R)S (s-E, E-s) Satellite communications 7-97 *1 626.5–1 660.5 MHz MSS (E-s)** Satellite communications 7-97 *1 559–1 626.5 MHz ARNS/RNSS/ MSS GNSS 7-97 *2 700–3 300 MHz ARNS/RNS/ RLS Primary surveillance radar 7-109 *4 200–4 400 MHz ARNS Radio altimeter 7-115 *5 000–5 250 MHz ARNS AM(R)S AMS(R)S MLS/UAS command and non-payload communication/airport surface communication 7-119
Figure 7-1. 70–1 606.5 kHz Figure 7-2. 2 400–22 250 kHz Figure 7-3. 100–146 MHz Figure 7-4. 942–1 427 MHz Figure 7-5. 1 452–1 670 MHz Figure 7-6. 2 500–4 800 MHz Figure 7-7. 4 800–5 830 MHz
137.8–148.5 FIXED MARITIME MOBILE 5.64 5.67 137.8–160 FIXED MARITIME MOBILE 5.64 137.8–160 FIXED MARITIME MOBILE RADIONAVIGATION 5.64 148.5–255 BROADCASTING 160–190 FIXED 160–190 FIXED Aeronautical Radionavigation 190–200 AERONAUTICAL RADIONAVIGATION 5.68 5.69 5.70 kHz 255 (200)–405 Allocation to Services Region 1 Region 2 Region 3 200–275 AERONAUTICAL RADIONAVIGATION Aeronautical Mobile 200–285 AERONAUTICAL RADIONAVIGATION Aeronautical Mobile 255–283.5 BROADCASTING AERONAUTICAL RADIONAVIGATION 5.70 5.71 275–285 AERONAUTICAL RADIONAVIGATION Aeronautical Mobile Maritime radionavigation (radiobeacons) 283.5–315 AERONAUTICAL RADIONAVIGATION MARITIME RADIONAVIGATION (radiobeacons) 5.73 285–315 AERONAUTICAL RADIONAVIGATION MARITIME RADIONAVIGATION (radiobeacons) 5.73
5.72 5.74 315–325 AERONAUTICAL RADIONAVIGATION Maritime radionavigation (radiobeacons) 5.73 5.72 5.75 315–325 MARITIME RADIONAVIGATION (radiobeacons) 5.73 Aeronautical radionavigation 315–325 AERONAUTICAL RADIONAVIGATION MARITIME RADIONAVIGATION (radiobeacons) 5.73 325–405 AERONAUTICAL RADIONAVIGATION 325–335 AERONAUTICAL RADIONAVIGATION Aeronautical mobile Maritime radionavigation (radiobeacons) 325–405 AERONAUTICAL RADIONAVIGATION Aeronautical mobile 5.72 335–405 AERONAUTICAL RADIONAVIGATION Aeronautical mobile kHz 405–505 Allocation to Services Region 1 Region 2 Region 3 405–415 RADIONAVIGATION 5.76 5.72 405–415 RADIONAVIGATION 5.76 Aeronautical mobile 415–435 MARITIME MOBILE 5.79 AERONAUTICAL RADIONAVIGATION 5.72 415–472 MARITIME MOBILE 5.79 Aeronautical radionavigation 5.80 5.77 5.78 5.82 435–472 MARITIME MOBILE 5.79 5.79A Aeronautical radionavigation 5.77
aeronautical mobile 5.349 5.341 5.342 5.350 5.351 5.352A 5.354 5.341 5.351 5.354 5.341 5.351 5.352A 5.354 1 530–1 535 SPACE OPERATION (space-to-Earth) MOBILE-SATELLITE (space-to-Earth) 5.208B 5.351A 5.353A Earth exploration- satellite Fixed Mobile except aeronautical mobile 5.341 5.342 5.351 5.354 1 530–1 535 SPACE OPERATION (space-to-Earth) MOBILE-SATELLITE (space-to-Earth) 5.208B 5.351A 5.353A Earth exploration-satellite Fixed Mobile 5.343 5.341 5.351 5.354 1 535–1 559 MOBILE-SATELLITE (space-to-Earth) 5.208B 5.351A 5.341 5.351 5.353A 5.354 5.355 5.356 5.357 5.357A 5.359 5.362A 2. Earth-to-space MHz 1 626.5–1 660.5 Allocation to Services Region 1 Region 2 Region 3 1 626.5–1 660 MOBILE-SATELLITE (Earth-to-space) 5.351A 5.341 5.351 5.351A 5.353A 5.354 5.355 5.357A 5.359 5.362A 5.374 5.375 5.376 1 660–1 660.5 MOBILE-SATELLITE (Earth-to-space) 5.351A RADIO ASTRONOMY 5.149 5.341 5.351 5.351A 5.354 5.362A 5.376A
• ensure that an agreed methodology be used for the translation of traffic requirements into spectrum requirements; • require notifying administrations to inform the ITU bureau of the results with respect to AMS(R)S requirements of any coordination meeting; • formalize dispute resolution meetings. The WRC, noting that there was not an agreed methodology for the translation of traffic requirements into spectrum requirements, also called for, through ITU-R Resolution 422, the development of such a methodology. Band: 1 559–1 626.5 MHz Service: Aeronautical radionavigation/Radionavigation satellite (GNSS) Allocation: MHz 1 559–1 613.8 Allocation to Services Region 1 Region 2 Region 3 1 559–1 610 AERONAUTICAL RADIONAVIGATION RADIONAVIGATION-SATELLITE (space-to-Earth) (space-to-space) 5.208B 5.328B 5.329A 5.341 1 610–1 610.6 MOBILE-SATELLITE (Earth-to-space) 5.351A AERONAUTICAL RADIONAVIGATION 5.341 5.355 5.359 5.364 5.366 5.367 1 610–1 610.6 MOBILE-SATELLITE (Earth-to-space) 5.351A AERONAUTICAL RADIONAVIGATION RADIODETERMINATION- SATELLITE (Earth-to-space) 5.341 5.364 5.366 1 610–1 610.6 MOBILE-SATELLITE (Earth-to-space) 5.351A AERONAUTICAL RADIONAVIGATION Radiodetermination- satellite (Earth-to-space) 5.341 5.355 5.359
Service: Aeronautical radionavigation (airborne weather and ground mapping radar) Allocation: MHz 5 350–5 470 Allocation to Services Region 1 Region 2 Region 3 5 350–5 460 EARTH EXPLORATION-SATELLITE (active) 5.448B SPACE RESEARCH (active) 5.448C AERONAUTICAL RADIONAVIGATION 5.449 RADIOLOCATION 5.448D 5 460–5 470 RADIONAVIGATION 5.449 EARTH EXPLORATION-SATELLITE (active) SPACE RESEARCH (active) RADIOLOCATION 5.448D 5.448B Footnotes: 5.448B The Earth exploration-satellite (active) service operating in the band 5 350–5 570 MHz and space research service (active) operating in the band 5 460–5 470 MHz shall not cause harmful interference to the aeronautical radionavigation service in the band 5 350-5 460 MHz, the radionavigation service in the band 5 460–5 470 MHz and the maritime radionavigation service in the band 5 470–5 570 MHz. (WRC-03) 5.448C The space research service (active) operating in the band 5 460 MHz shall not cause harmful interference to nor claim protection from other services to which this band is allocated. 5.448D In the frequency band 5 350–5 470 MHz, stations in the radiolocation service shall not cause harmful interference to, nor claim protection from, radar systems in the aeronautical radionavigation service operating in accordance with No. 5.449. (WRC-03) 5.449 The use of the band 5 350–5 470 MHz by the aeronautical
provide the primary means for long-distance communications for aviation. 108–117.975 MHz GBAS; VDL Mode 4 Long term Secure the continuing availability of the frequency band 112–117.975 MHz for GBAS), which is allocated to the aeronautical mobile (R) service, for use by GBAS and VDL Mode 4 on a global basis. Consider, subject to spectrum availability and spectrum requirements, the use of this band to accommodate VHF air-ground communication systems. 117.975–137 MHz VHF voice, VDL Mode 2 and VDL Mode 4 Long term Secure the continuing availability of the frequency band 117.975–137 MHz, which is allocated to the aeronautical mobile (R) service, for use
United States in the bands 1 559 MHz and 1 656.5–1 660.5 MHz the aeronautical mobile-satellite (R) service has priority and immediate access over other mobile-satellite communications within a network. 1 610–1 626.5 MHz Air-ground satellite (IRIDIUM) Long term Support the continuing retention of the allocation to the aeronautical mobile-satellite (R) service (E-s, s-E) in the frequency band 1 610–1 626.5 MHz. Note.— This frequency band has been allocated to the aeronautical mobile-satellite (R) service on a primary basis as per footnote 5.367 in the Radio Regulations. 3 400–4 200 MHz VSAT for aeronautical Long term Support the continuing
ICAO spectrum strategy for aeronautical airborne (stand-alone) [radar] systems Frequency band Aeronautical use Time scale ICAO spectrum strategy 4 200–4 400 MHz Radio altimeter Long term Secure the continuing availability of the frequency band 4 200–4 400 MHz, which is allocated to the aeronautical radionavigation service, for use by airborne radio altimeters on a global basis. 5 350–5 470 MHz Airborne weather radar Long term Secure the continuing availability of the frequency band 5 350–5 470 MHz, which is allocated to the aeronautical radionavigation service, for use by airborne weather radar on a global basis. 8 750–8 850 MHz Airborne Doppler and ground mapping radar Long term Secure the continuing availability of the frequency band 8 850 MHz, which is allocated to the aeronautical radionavigation service, for use by airborne
Doppler radar and ground mapping radar on a global basis. 9 300–9 500 MHz Airborne weather radar Long term Secure the continuing availability of the frequency band 9 500 MHz, which is allocated to the aeronautical radionavigation service, for use by airborne weather radar and radar on a global basis. 13.25–13.4 GHz Airborne Doppler and ground mapping radar Long term Secure the continuing availability of the frequency band GHz, which is allocated to the aeronautical radionavigation service, for use by airborne Doppler radar and ground mapping radar on a global basis.
2) The radiated power should be kept to the minimum value necessary to give the desired field strength at the service range. 3) The daylight service range of radiobeacons referred to in 1) above shall be based on the following field strengths: 4) Regions 1 and 2 — 70 microvolts per metre for radiobeacons north of 30° N; — 120 microvolts per metre for radiobeacons between 30° N and 30° S; — 70 microvolts per metre for radiobeacons south of 30° S. 5) Region 3 — 70 microvolts per metre for radiobeacons north of 40° N; — 120 microvolts per metre for radiobeacons between 40° N and 50° S; — 70 microvolts per metre for radiobeacons south of 50° S. The above provisions have the status of Regulations through the linked reference at Article 28 (28.23 and 28.24), which specifies the above as special rules which must be complied with. ICAO Annex 10 Frequency planning material relevant for NDB assignments is also contained in: i) Annex 10, Volume I, 3.4 — Specification for non-directional radio beacon (NDB); ii) Annex 10, Volume I, Attachment C — Information and material for guidance in the application of SARPs for ILS, VOR, PAR, 75 MHz marker beacons (en-route), NDB and DME; and iii) Annex 10, Volume V, Attachment A — Considerations affecting the deployment of LF/MF frequencies and the avoidance of harmful interference.
Technical Information: Service: Radionavigation-satellite/Aeronautical radionavigation Aviation use: GNSS Annex 10: SARPs: Annex 10, Volume I, Chapters 2 and 3 Frequency plan: GPS; GLONASS Channelization: Planning criteria: RTCA: • DO208, MOPS for Airborne Supplemental Navigation Equipment using GPS (1991), Change 1 (1993) Errata (1995) • DO228, MOPS for GNSS Airborne Antenna Equipment (1999), Change 1 (2000) • DO-229C, MOPS for Global Positioning System/Wide Area Augmentation System Airborne Equipment (2001), Errata (2002) Note.— DO-235A (not a Standard) is shown below under Other Material. • DO-245A, Minimum Aviation System Performance Standards for Local Area Augmentation System (LAAS) (2004) • DO-246C, GNSS Based Precision Approach Local Area Augmentation System (LAAS) — Signal-in-Space Interface Control Document (ICD) (2005) • DO-253A, MOPS for GPS Local Area Augmentation System Airborne Equipment (2001) • DO-261, NAVSTAR GPS L5 Signal Specification (2000) Eurocae: • ED-72A, MOPS for Airborne GPS Receiving Equipment Used for Supplemental Means of Navigation (1997) • ED-88, MOPS for MMR including ILS, MLS, and GPS Used for Supplemental Means of Navigation • ED-97, Interim Technical Performance Statement for EGNOS/WAAS Airborne Equipment (2000) ARINC characteristic: 743, Airborne GPS Receiver, 743A, GNSS Sensor; 756-3, GNSS Navigation & Landing Unit 760-1, GNSS Navigation Unit (GNU) ITU Res./Rec.: • Res. 610 (WRC-03): Coordination and bilateral resolution of technical compatibility issues for radionavigation-satellite service networks and
• ITU-R M.1460: Technical and operational characteristics and protection criteria of radiodetermination and meteorological radars in the 2 900– 3 100 MHz band • ITU-R M.1461: Procedures for determining the potential for interference between radars operating in the radiodetermination service and systems in other services • ITU-R M.1464: Characteristics of and protection criteria for radionavigation and meteorological radars operating in the frequency band 2 700–2 900 MHz • ITU-R M.1465: Characteristics of and protection criteria for radars operating in the radiodetermination service in the frequency band 3 700 MHz Other material: Band: 4 200–4 400 MHz Technical Information: Service: Aeronautical radionavigation Aviation use: Radio altimeters Annex 10 SARPs: Frequency plan: Planning criteria: RTCA: • DO-155, Minimum Performance Standards — Airborne Low-range Radar Altimeters (1974) • DO-161A, Minimum Performance Standards — Airborne Ground Proximity Warning Equipment (1976) Eurocae: • ED-30, MPS for Airborne Low-Range Radio (Radar) Altimeter Equipment (1980), Amend. 1 (1980) • ED-83, Recommendations on Ground Collision Avoidance Systems ARINC characteristic: 594-4, Ground Proximity Warning System (GPWS) 723-3, Ground Proximity Warning System 707-6, Radar Altimeter (RALT) Supplement 6 ITU Res./Rec.: Rec. No. 606 (Mob87): The possibility of reducing the band 4 200–4 400 MHz used by radio altimeters in the aeronautical radionavigation service
the design features to meet those requirements as laid down in MOPS and MASPS. The relationship between frequency excursion and accuracy is particularly noted. Typical performance requirements are contained in ARINC Doc 707-1, Section 3.7 as follows: • Accuracy: Within 1.5 ft., or 2 per cent if greater, in the range 20 to 2 500 ft. • Output noise: 0.25 ft. • Output Resolution: 0.125 ft. Band: 5 000–5 250 MHz Technical Information: Service: Aeronautical radionavigation Aviation use: MLS Annex 10: SARPs: Annex 10, Volume I, Chapter 3, 3.11 Frequency plan: Annex 10, Volume I, Table A Planning criteria: Annex 10, Volume V, Chapter 4, 4.4 Annex 10, Volume I, Attachment G, Section 9 RTCA: DO177, MOPS for MLS airborne receiving equipment (1981), Change 1 & 2 (1986) Eurocae: • ED-36, MOPS for MLS Airborne Receiving Equipment • ED-53A, MOPS for MLS Ground Based Equipment • ED-74, MOPS for Combined ILS and MLS Airborne Receiving Equipment, Amend. 1 (1997) • ED-88, MOPS for MMR including ILS, MLS, and GPS used for Supplemental Means of Navigation ARINC characteristic: 727-1, Airborne Microwave Landing System ITU Res./Rec.: Rec. 607 (Mob87): Future requirements of the band 5 000–5 250 MHz for the aeronautical radionavigation service ITU-R: • ITU-R S.1342: Method for determining coordination distances, in the 5 GHz band, between the international standard microwave landing System (MLS) in the aeronautical radionavigation service (ARNS) and non-geostationary mobile-satellite service stations providing feeder uplink services • M.1582: Method for determining coordination distances, in the 5 GHz band, between the international standard microwave landing system stations operating in the aeronautical radionavigation service and stations of the radionavigation-satellite service (Earth-to-space)
FSS in the band 5 091–5 250 MHz remains to be studied. (It should also be noted that AWOP/16 concluded that co-frequency sharing between the FSS and MLS is not feasible.) The band 5 091–5 150 MHz is required to satisfy future long-term requirements. Band: 5 350–5 470 MHz Technical Information: Service: Aeronautical radionavigation Aviation use: Airborne weather radar Annex 10: SARPs: Annex 6, Part I, Chapter 6, 6.11 Frequency plan: Channelization: Planning criteria: RTCA: • DO-173, Minimum Operational Performance Standards for Airborne Weather and Ground Mapping Pulsed Radars (1980), Corrigendum/ Errata/Change 1 • DO-220, Minimum Operational Performance Standards for Airborne Weather Radar with Forward-Looking Windshear Detection Capability (1993), Change 1 (1995) Eurocae: ARINC characteristic: No. 708A-3, Airborne Weather Radar with Forward Looking Windshear Detection Capability ITU Res./Rec.: ITUR: Other material: Band: 8 750–8 850 MHz Technical Information: Service: Aeronautical radionavigation/radiolocation Aviation use: Airborne Doppler radar Annex 10: SARPs: