Allocations

 
U.S. Non-Federal-Government Allocations
52.6 - 54.25 GHz
EARTH EXPLORATION-SATELLITE (passive)
SPACE RESEARCH (passive)


U.S. Federal Government Allocations
52.6 - 54.25 GHz
EARTH EXPLORATION-SATELLITE (passive)
SPACE RESEARCH (passive)


ITU Region 1 Allocations
52.6 - 54.25 GHz
EARTH EXPLORATION-SATELLITE (passive)
SPACE RESEARCH (passive)


ITU Region 2 Allocations
52.6 - 54.25 GHz
EARTH EXPLORATION-SATELLITE (passive)
SPACE RESEARCH (passive)


ITU Region 3 Allocations
52.6 - 54.25 GHz
EARTH EXPLORATION-SATELLITE (passive)
SPACE RESEARCH (passive)


SpectrumWiki


Footnotes


5.340 All emissions are prohibited in the following bands:

1400-1427 MHz,
2690-2700 MHz, except those provided for by No. 5.422,
10.68-10.7 GHz, except those provided for by No. 5.483,
15.35-15.4 GHz, except those provided for by No. 5.511,
23.6-24 GHz,
31.3-31.5 GHz,
31.5-31.8 GHz, in Region 2,
48.94-49.04 GHz, from airborne stations,
50.2-50.4 GHz,*
52.6-54.25 GHz,
86-92 GHz,
100-102 GHz,
109.5-111.8 GHz,
114.25-116 GHz,
148.5-151.5 GHz,
164-167 GHz,
182-185 GHz,
190-191.8 GHz,
200-209 GHz,
226-231.5 GHz,
250-252 GHz.

*5.340.1 The allocation to the Earth exploration-satellite service (passive) and the space research service (passive) in the band 50.2-50.4 GHz should not impose undue constraints on the use of the adjacent bands by the primary allocated services in those bands.

5.556 In the bands 51.4-54.25 GHz, 58.2-59 GHz and 64-65 GHz, radio astronomy observations may be carried out under national arrangements.

US246 No station shall be authorized to transmit in the following bands:

  • 73-74.6 MHz,
  • 608-614 MHz, except for medical telemetry equipment,1
  • 1400-1427 MHz,
  • 1660.5-1668.4 MHz,
  • 2690-2700 MHz,
  • 4990-5000 MHz,
  • 10.68-10.7 GHz,
  • 15.35-15.4 GHz,
  • 23.6-24 GHz,
  • 31.3-31.8 GHz,
  • 50.2-50.4 GHz,
  • 52.6-54.25 GHz,
  • 86-92 GHz,
  • 100-102 GHz,
  • 109.5-111.8 GHz,
  • 114.25-116 GHz,
  • 148.5-151.5 GHz,
  • 164-167 GHz,
  • 182-185 GHz,
  • 190-191.8 GHz,
  • 200-209 GHz,
  • 226-231.5 GHz,
  • 250-252 GHz.

1Medical telemetry equipment shall not cause harmful interference to radio astronomy operations in the band 608-614 MHz and shall be coordinated under the requirements found in 47 CFR 95.1119.


SpectrumWiki

None found.


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

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 52.6 GHz 53.425 GHz 54.25 GHz
Wavelength 5.7 mm 5.6 mm 5.5 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 2.6 mm2 2.5 mm2 2.4 mm2
Free space loss (1 m) 66.9 dB 67.0 dB 67.1 dB
Free space loss (1 km) 126.9 dB 127.0 dB 127.1 dB
Free space loss (10 km) 146.9 dB 147.0 dB 147.1 dB
Free space loss (100 km) 166.9 dB 167.0 dB 167.1 dB
Free space loss (1000 km) 186.9 dB 187.0 dB 187.1 dB
Free space loss
(35,786 km = GEO orbit)
217.9 dB 218.1 dB 218.2 dB
Free space loss (378,370 km = Moon) 238.4 dB 238.6 dB 238.7 dB