Aeronautical mobile (R) service

Aeronautical mobile (R) service in the Washington ARTCC

Aeronautical mobile (R) service (short: AMS(R);  | also: aeronautical mobile radiocommunication (R) service) is – according to Article 1.33 of the International Telecommunication Union´s (ITU) Radio Regulations (RR)[1] – defined as «An aeronautical mobile service reserved for communications relating to safety and regularity of flight, primarily along national or international civil air routes.»

This service is a so-called safety-of-life service, must be protected for Interferences, and is essential part of air traffic control.

See also

Classification

This radiocommunication service is classified in accordance with ITU Radio Regulations (article 1) as follows:
Mobile service (article 1.24)

(R)° = abbreviation to route flights (route)
(OR)°° = abbreviation to flights others than on routes (off-route)

Frequency allocation

The allocation of radio frequencies is provided according to Article 5 of the ITU Radio Regulations (edition 2012).[2]

In order to improve harmonisation in spectrum utilisation, the majority of service-allocations stipulated in this document were incorporated in national Tables of Frequency Allocations and Utilisations which is within the responsibility of the appropriate national administration. The allocation might be primary, secondary, exclusive, and shared.

Example of frequency allocation
Allocation to services
     Region 1           Region 2           Region 3     
117.975–136 MHz
AERONAUTICAL MOBILE (R)
136–137 MHz
AERONAUTICAL MOBILE (R)
Fixed
Mobile except aeronautical mobile (R)
2 850–3 155 MHz
AERONAUTICAL MOBILE (R)
3 025–3 025 MHz
AERONAUTICAL MOBILE (OR)

References / sources

  1. ↑ ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.33, definition: aeronautical mobile (R) service / aeronautical mobile radiocommunication (R) service
  2. ↑ ITU Radio Regulations, CHAPTER II – Frequencies, ARTICLE 5 Frequency allocations, Section IV – Table of Frequency Allocations
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