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Allocations

 
U.S. Non-Federal-Government Allocations
8550 - 8650 MHz
 Earth exploration-satellite (active)
Radiolocation
Space research (active)
FCC Rule Parts:
Private Land Mobile (90)

U.S. Federal Government Allocations
8550 - 8650 MHz
 EARTH EXPLORATION-SATELLITE (active)
RADIOLOCATION G59
SPACE RESEARCH (active)

ITU Region 1 Allocations
8550 - 8650 MHz
 EARTH EXPLORATION-SATELLITE (active)
RADIOLOCATION
SPACE RESEARCH (active)

ITU Region 2 Allocations
8550 - 8650 MHz
 EARTH EXPLORATION-SATELLITE (active)
RADIOLOCATION
SPACE RESEARCH (active)

ITU Region 3 Allocations
8550 - 8650 MHz
 EARTH EXPLORATION-SATELLITE (active)
RADIOLOCATION
SPACE RESEARCH (active)

SpectrumWiki


None found.

Footnotes


5.468 Additional allocation: in Saudi Arabia, Bahrain, Bangladesh, Brunei Darussalam, Burundi, Cameroon, China, Congo (Rep. of the), Costa Rica, Egypt, the United Arab Emirates, Gabon, Guyana, Indonesia, Iran (Islamic Republic of), Iraq, the Libyan Arab Jamahiriya, Jamaica, Jordan, Kenya, Kuwait, Lebanon, Malaysia, Mali, Morocco, Mauritania, Nepal, Nigeria, Oman, Pakistan, Qatar, Syrian Arab Republic, the Dem. People’s Rep. of Korea, Senegal, Singapore, Somalia, Swaziland, Tanzania, Chad, Togo, Tunisia and Yemen, the band 8500-8750 MHz is also allocated to the fixed and mobile services on a primary basis.

5.469 Additional allocation: in Armenia, Azerbaijan, Belarus, the Russian Federation, Georgia, Hungary, Lithuania, Moldova, Mongolia, Uzbekistan, Poland, Kyrgyzstan, the Czech Rep., Romania, Tajikistan, Turkmenistan and Ukraine, the band 8500-8750 MHz is also allocated to the land mobile and radionavigation services on a primary basis.

5.469A In the band 8550-8650 MHz, stations in the Earth exploration-satellite service (active) and space research service (active) shall not cause harmful interference to, or constrain the use and development of, stations of the radiolocation service.

G59 In the bands 902-928 MHz, 3100-3300 MHz, 3500-3650 MHz, 5250-5350 MHz, 8500-9000 MHz, 9200-9300 MHz, 13.4-14.0 GHz, 15.7-17.7 GHz and 24.05-24.25 GHz, all Federal non-military radiolocation shall be secondary to military radiolocation, except in the sub-band 15.7-16.2 GHz airport surface detection equipment (ASDE) is permitted on a co-equal basis subject to coordination with the military departments.

SpectrumWiki

Band Uses (8.55 - 8.65 GHz)
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Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 8.55 GHz 8.6 GHz 8.65 GHz
Wavelength 3.5 cm 3.5 cm 3.5 cm
Band designator(s) SHF; X-band (IEEE) SHF; X-band (IEEE) SHF; X-band (IEEE)
Isotropic collecting area 1.0 cm2 1.0 cm2 1.0 cm2
Free space loss (1 m) 51.1 dB 51.1 dB 51.2 dB
Free space loss (1 km) 111.1 dB 111.1 dB 111.2 dB
Free space loss (10 km) 131.1 dB 131.1 dB 131.2 dB
Free space loss (100 km) 151.1 dB 151.1 dB 151.2 dB
Free space loss (1000 km) 171.1 dB 171.1 dB 171.2 dB
Free space loss
(35,786 km = GEO orbit) 		202.2 dB 202.2 dB 202.3 dB
Free space loss (378,370 km = Moon) 222.6 dB 222.7 dB 222.7 dB