Allocations

 
U.S. Non-Federal-Government Allocations
47 - 47.2 GHz
AMATEUR
AMATEUR-SATELLITE

FCC Rule Parts:
Amateur Radio (97)

U.S. Federal Government Allocations
47 - 48.2 GHz


ITU Region 1 Allocations
47 - 47.2 GHz
AMATEUR
AMATEUR-SATELLITE


ITU Region 2 Allocations
47 - 47.2 GHz
AMATEUR
AMATEUR-SATELLITE


ITU Region 3 Allocations
47 - 47.2 GHz
AMATEUR
AMATEUR-SATELLITE


SpectrumWiki

Band Uses (47 - 48.2 GHz)

Footnotes


SpectrumWiki

 
High Altitude Platform Station (HAPS)
2019 World Radiocommunication Conference (WRC-19) Agenda Item 1.6
WRC-27 study for aeronautical and maritime earth stations in motion for Earth-to-space transmissions
WRC-27 agenda item regarding technical/regulatory rules for FSS networks for equitable access


Related Documents, Links, and Multimedia:
FCC Proceeding (1)

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 47 GHz 47.6 GHz 48.2 GHz
Wavelength 6.4 mm 6.3 mm 6.2 mm
Band designator(s) EHF (millimeter wave); V-band (IEEE) EHF (millimeter wave); V-band (IEEE) EHF (millimeter wave); V-band (IEEE)
Isotropic collecting area 3.2 mm2 3.2 mm2 3.1 mm2
Free space loss (1 m) 65.9 dB 66.0 dB 65.9 dB
Free space loss (1 km) 125.9 dB 126.0 dB 125.9 dB
Free space loss (10 km) 145.9 dB 146.0 dB 145.9 dB
Free space loss (100 km) 165.9 dB 166.0 dB 165.9 dB
Free space loss (1000 km) 185.9 dB 186.0 dB 185.9 dB
Free space loss
(35,786 km = GEO orbit)
217.0 dB 217.1 dB 217.0 dB
Free space loss (378,370 km = Moon) 237.5 dB 237.6 dB 237.5 dB
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