Amateur-satellite service

First amateur-satellite station OSCAR 1, 1961
Amateur-satellite station OSCAR 10, 1983
Doug Wheelock, KF5BOC, flight engineer of the Expedition 24, uses a ham radio system in the Zvezda Service Module of the ISS, 2010

Amateur-satellite service (also: amateur-satellite radiocommunication service) is – according to Article 1.57 of the International Telecommunication Union´s (ITU) Radio Regulations (RR)[1] – defined as «A radiocommunication service using space stations on earth satellites for the same purposes as those of the amateur service

See also

Classification

This radiocommunication service is classified in accordance with ITU Radio Regulations (article 1) as follows:
Radiocommunication service (article 1.19)

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     
135.7–137.8 kHz
FIXED
MARITIME MOBILE
Amateur
135.7–137.8
FIXED
MARITIME MOBILE
Amateur
135.7–137.8
FIXED
MARITIME MOBILE
RADIO NAVIGATION
Amateur
7 000–7 100   AMATEUR
AMATEUR-SATELLITE
14 000–14 250    AMATEUR
AMATEUR-SATELLITE
18 068–18 168    AMATEUR
AMATEUR-SATELLITE
21 000–21 450    AMATEUR
AMATEUR-SATELLITE
24 890–24 990    AMATEUR
AMATEUR-SATELLITE
28–29.7 MHz       AMATEUR
AMATEUR-SATELLITE
144–146              AMATEUR
AMATEUR-SATELLITE
5 830–5 850
FIXED-SATELLITE
(Earth-to-space)
RADIOLOCATION
Amateur
Amateur-satellite
(Earth-to-space)
5 830–5 850
RADIOLOCATION
Amateur
Amateur-satellite
(Earth-to-space)



10.5–10.6 GHz    AMATEUR
AMATEUR-SATELLITE
24–24.05             AMATEUR
AMATEUR-SATELLITE
47–47.2              AMATEUR
AMATEUR-SATELLITE
76–77.5               RADIO ASTRONOMY
RADIOLOCATIONY
Amateur
Amateur-satellite
Space research (space-to-Earth)
77.5–78               AMATEUR
AMATEUR-SATELLITE
Radio astronomy
Space research (space-to-Earth)
78–79                  RADIOLOCATION
Amateur
Amateur-satellite
Radio astronomy
Space research (space-to-Earth)
79–81                 RADIOLOCATION
RADIO ASTRONOMY
Amateur
Amateur-satellite
Space research (space-to-Earth)
134–136              AMATEUR
AMATEUR-SATELLITE
Radio astronomy
136–141              RADIO ASTRONOMY
RADIOLOCATION
Amateur
Amateur-satellite
241–248              RADIO ASTRONOMY
RADIOLOCATION
Amateur
Amateur-satellite
248–250              AMATEUR
AMATEUR-SATELLITE
Radio astronomy

References / sources

  1. ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.57, definition: amateur-satellite service / amateur-satellite radiocommunication service
  2. ITU Radio Regulations, CHAPTER II – Frequencies, ARTICLE 5 Frequency allocations, Section IV – Table of Frequency Allocations
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