ITU RR table: 66-81 GHz
On the WRC-27 agenda
This band — or part of it — is under study for the 2027 World Radiocommunication Conference. The agenda items below address it:
Allocated services
INTER-SATELLITE; MOBILE; MOBILE-SATELLITE; RADIONAVIGATION; RADIONAVIGATION-SATELLITE; FIXED; FIXED-SATELLITE (space-to-Earth); MOBILE-SATELLITE (space-to-Earth); BROADCASTING; BROADCASTING-SATELLITE; RADIO ASTRONOMY; RADIOLOCATION; AMATEUR; AMATEUR-SATELLITE · secondary: Space research (space-to-Earth)
Read from the allocation table below. The Radio Regulations allocate to services and name no system.
Frequency Allocation Table
RR 2024
Region 1
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 2
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 3
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
RR 2020
Region 1
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 2
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 3
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
RR 2016
Region 1
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 2
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 3
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
RR 2012
Region 1
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 2
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 3
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
RR 2008
Region 1
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 2
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Region 3
66 – 71 GHz
71 – 74 GHz
74 – 76 GHz
76.0 – 77.5 GHz
77.5 – 78.0 GHz
78 – 79 GHz
79 – 81 GHz
Source: ITU Radio Regulations, editions of 2008, 2012, 2016, 2020 and 2024. The English, French and Spanish texts are each taken from the official edition in that language, not translated from one another. Sources and citation.