Allocations

 
U.S. Non-Federal-Government Allocations
240 - 241 GHz
FIXED
MOBILE
RADIOLOCATION


U.S. Federal Government Allocations
240 - 241 GHz
FIXED
MOBILE
RADIOLOCATION


ITU Region 1 Allocations
240 - 241 GHz
FIXED
MOBILE
RADIOLOCATION


ITU Region 2 Allocations
240 - 241 GHz
FIXED
MOBILE
RADIOLOCATION


ITU Region 3 Allocations
240 - 241 GHz
FIXED
MOBILE
RADIOLOCATION


SpectrumWiki

Band Uses (240 - 241 GHz)

Footnotes


SpectrumWiki

 
WRC-23 Agenda Item 1.14 Possible Adjustments to EESS (passive) Allocations
WRC-27 study for radiolocation use


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

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 240 GHz 240.5 GHz 241 GHz
Wavelength 1.2 mm 1.2 mm 1.2 mm
Band designator(s) EHF (millimeter wave) EHF (millimeter wave) EHF (millimeter wave)
Isotropic collecting area 0.1 mm2 0.1 mm2 0.1 mm2
Free space loss (1 m) 80.1 dB 80.1 dB 80.1 dB
Free space loss (1 km) 140.1 dB 140.1 dB 140.1 dB
Free space loss (10 km) 160.1 dB 160.1 dB 160.1 dB
Free space loss (100 km) 180.1 dB 180.1 dB 180.1 dB
Free space loss (1000 km) 200.1 dB 200.1 dB 200.1 dB
Free space loss
(35,786 km = GEO orbit)
231.1 dB 231.1 dB 231.2 dB
Free space loss (378,370 km = Moon) 251.6 dB 251.6 dB 251.6 dB
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