Allocations

 
U.S. Non-Federal-Government Allocations
71 - 74 GHz
FIXED
FIXED-SATELLITE (space-to-Earth)
MOBILE
MOBILE-SATELLITE (space-to-Earth)

FCC Rule Parts:
Fixed Microwave (101)

U.S. Federal Government Allocations
71 - 74 GHz
FIXED
FIXED-SATELLITE (space-to-Earth)
MOBILE
MOBILE-SATELLITE (space-to-Earth)


ITU Region 1 Allocations
71 - 74 GHz
FIXED
FIXED-SATELLITE (space-to-Earth)
MOBILE
MOBILE-SATELLITE (space-to-Earth)


ITU Region 2 Allocations
71 - 74 GHz
FIXED
FIXED-SATELLITE (space-to-Earth)
MOBILE
MOBILE-SATELLITE (space-to-Earth)


ITU Region 3 Allocations
71 - 74 GHz
FIXED
FIXED-SATELLITE (space-to-Earth)
MOBILE
MOBILE-SATELLITE (space-to-Earth)


SpectrumWiki


Footnotes


US389 In the bands 71-76 GHz and 81-86 GHz, stations in the fixed, mobile, and broadcasting services shall not cause harmful interference to, nor claim protection from, Federal stations in the fixed-satellite service at any of the following 28 military installations:

Military InstallationStateNearby city
Redstone ArsenalALHuntsville
Fort HuachucaAZSierra Vista
Yuma Proving GroundAZYuma
Beale AFBCAMarysville
Camp Parks Reserve Forces Training AreaCADublin
China Lake Naval Air Weapons StationCARidgecrest
Edwards AFBCARosamond
Fort IrwinCABarstow
Marine Corps Air Ground Combat CenterCATwentynine Palms
Buckley AFBCOAurora (Denver)
Schriever AFBCOColorado Springs
Fort GordonGAAugusta
Naval Satellite Operations CenterGUFinegayan (Guam)
Naval Computer and Telecommunications Area Master Station, PacificHIWahiawa (Oahu Is.)
Fort DetrickMDFrederick
Nellis AFBNVLas Vegas
Nevada Test SiteNVAmargosa Valley
Tonapah Test Range AirfieldNVTonapah
Cannon AFBNMClovis
White Sands Missile RangeNMWhite Sands
Dyess AFBTXAbilene
Fort BlissTXEl Paso
Fort Sam HoustonTXSan Antonio
Goodfellow AFBTXSan Angelo
Kelly AFBTXSan Antonio
Utah Test and Training RangeUT
Fort BelvoirVAAlexandria
Naval Satellite Operations CenterVAChesapeake


SpectrumWiki

 
E-band
70/80/90 GHz Bands
WRC-27 consideration of satellite power limits to protect fixed and mobile services


Related Documents, Links, and Multimedia:
FCC Proceeding (3)
White Paper (1)

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 71 GHz 72.5 GHz 74 GHz
Wavelength 4.2 mm 4.1 mm 4.1 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 1.4 mm2 1.4 mm2 1.3 mm2
Free space loss (1 m) 69.5 dB 69.7 dB 69.8 dB
Free space loss (1 km) 129.5 dB 129.7 dB 129.8 dB
Free space loss (10 km) 149.5 dB 149.7 dB 149.8 dB
Free space loss (100 km) 169.5 dB 169.7 dB 169.8 dB
Free space loss (1000 km) 189.5 dB 189.7 dB 189.8 dB
Free space loss
(35,786 km = GEO orbit)
220.5 dB 220.7 dB 220.9 dB
Free space loss (378,370 km = Moon) 241.0 dB 241.2 dB 241.4 dB