Allocations

 
U.S. Non-Federal-Government Allocations
1800 - 2000 kHz
AMATEUR


U.S. Federal Government Allocations
1800 - 2000 kHz


ITU Region 1 Allocations
1810 - 1850 kHz
AMATEUR


ITU Region 2 Allocations
1800 - 1850 kHz
AMATEUR


ITU Region 3 Allocations
1800 - 2000 kHz
AMATEUR
FIXED
MOBILE except aeronautical mobile
RADIONAVIGATION
Radiolocation


SpectrumWiki

Band Uses (1800 - 2000 kHz)

Footnotes

5.100   In Region 1, the authorization to use the band 1 810-1 830 kHz by the amateur service in countries situated totally or partially north of 40° N shall be given only after consultation with the countries mentioned in Nos. 5.98 and 5.99 to define the necessary steps to be taken to prevent harmful interference between amateur stations and stations of other services operating in accordance with Nos. 5.98 and 5.99.

5.97   In Region 3, the Loran system operates either on 1 850 kHz or 1 950 kHz, the bands occupied being 1 825 1 875 kHz and 1 925-1 975 kHz respectively. Other services to which the band 1 800-2 000 kHz is allocated may use any frequency therein on condition that no harmful interference is caused to the Loran system operating on 1 850 kHz or 1 950 kHz.

5.98   Alternative allocation: in Armenia, Azerbaijan, Belarus, Belgium, Cameroon, Congo (Rep. of the), Denmark, Egypt, Eritrea, Spain, Ethiopia, the Russian Federation, Georgia, Greece, Italy, Kazakhstan, Lebanon, Lithuania, the Syrian Arab Republic, Kyrgyzstan, Somalia, Tajikistan, Tunisia, Turkmenistan and Turkey, the frequency band 1 810-1 830 kHz is allocated to the fixed and mobile, except aeronautical mobile, services on a primary basis. (WRC 15)

5.99   Additional allocation: in Saudi Arabia, Austria, Iraq, Libya, Uzbekistan, Slovakia, Romania, Slovenia, Chad, and Togo, the band 1 810-1 830 kHz is also allocated to the fixed and mobile, except aeronautical mobile, services on a primary basis. (WRC 12)

NG92  The band 1900-2000 kHz is also allocated on a primary basis to the maritime mobile service in Regions 2 and 3 and to the radiolocation service in Region 2, and on a secondary basis to the radiolocation service in Region 3. The use of these allocations is restricted to radio buoy operations on the open sea and the Great Lakes. Stations in the amateur, maritime mobile, and radiolocation services in Region 2 shall be protected from harmful interference only to the extent that the offending station does not operate in compliance with the technical rules applicable to the service in which it operates.


SpectrumWiki

 
Amateur Radio 160 m Band (ITU Region 1)
Amateur Radio 160 m Band (ITU Regions 2 & 3)
Access Broadband over Power Line (Access BPL)


Related Documents, Links, and Multimedia:
FCC Proceeding (2)
Band Plan (2)

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 1800 kHz 1900 kHz 2000 kHz
Wavelength 166.6 m 157.8 m 149.9 m
Band designator(s) MF MF MF
Isotropic collecting area 2,207.4 m2 1,981.2 m2 1,788.0 m2
Free space loss (1 m) N/A (near field) N/A (near field) N/A (near field)
Free space loss (1 km) 37.6 dB 38.0 dB 38.5 dB
Free space loss (10 km) 57.6 dB 58.0 dB 58.5 dB
Free space loss (100 km) 77.6 dB 78.0 dB 78.5 dB
Free space loss (1000 km) 97.6 dB 98.0 dB 98.5 dB
Free space loss
(35,786 km = GEO orbit)
128.6 dB 129.1 dB 129.5 dB
Free space loss (378,370 km = Moon) 149.1 dB 149.6 dB 150.0 dB
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