Allocations

 
U.S. Non-Federal-Government Allocations
21.2 - 21.4 GHz
EARTH EXPLORATION-SATELLITE (passive)
FIXED
MOBILE
SPACE RESEARCH (passive)

FCC Rule Parts:
Fixed Microwave (101)

U.S. Federal Government Allocations
21.2 - 21.4 GHz
EARTH EXPLORATION-SATELLITE (passive)
FIXED
MOBILE
SPACE RESEARCH (passive)


ITU Region 1 Allocations
21.2 - 21.4 GHz
EARTH EXPLORATION-SATELLITE (passive)
FIXED
MOBILE
SPACE RESEARCH (passive)


ITU Region 2 Allocations
21.2 - 21.4 GHz
EARTH EXPLORATION-SATELLITE (passive)
FIXED
MOBILE
SPACE RESEARCH (passive)


ITU Region 3 Allocations
21.2 - 21.4 GHz
EARTH EXPLORATION-SATELLITE (passive)
FIXED
MOBILE
SPACE RESEARCH (passive)


SpectrumWiki


Footnotes


US532 In the bands 21.2-21.4 GHz, 22.21-22.5 GHz, and 56.26-58.2 GHz, the space research and Earth exploration-satellite services shall not receive protection from the fixed and mobile services operating in accordance with the Table of Frequency Allocations.

SpectrumWiki

 
Common Carrier Fixed Point-to-Point Microwave
Wideband Global SATCOM (WGS) System
Mobile User Objective System (MUOS)
Advanced Extremely High Frequency (AEHF) Military Satellite System


Related Documents, Links, and Multimedia:
Legislation (1)

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 21.2 GHz 21.3 GHz 21.4 GHz
Wavelength 1.4 cm 1.4 cm 1.4 cm
Band designator(s) SHF; K-band (IEEE) SHF; K-band (IEEE) SHF; K-band (IEEE)
Isotropic collecting area 0.2 cm2 0.2 cm2 0.2 cm2
Free space loss (1 m) 59.0 dB 59.0 dB 59.1 dB
Free space loss (1 km) 119.0 dB 119.0 dB 119.1 dB
Free space loss (10 km) 139.0 dB 139.0 dB 139.1 dB
Free space loss (100 km) 159.0 dB 159.0 dB 159.1 dB
Free space loss (1000 km) 179.0 dB 179.0 dB 179.1 dB
Free space loss
(35,786 km = GEO orbit)
210.1 dB 210.1 dB 210.1 dB
Free space loss (378,370 km = Moon) 230.5 dB 230.6 dB 230.6 dB