Allocations

 
U.S. Non-Federal-Government Allocations
26.175 - 26.2 MHz
LAND MOBILE


U.S. Federal Government Allocations
26.175 - 26.2 MHz


ITU Region 1 Allocations
26.175 - 26.2 MHz
FIXED
MOBILE except aeronautical mobile


ITU Region 2 Allocations
26.175 - 26.2 MHz
FIXED
MOBILE except aeronautical mobile


ITU Region 3 Allocations
26.175 - 26.2 MHz
FIXED
MOBILE except aeronautical mobile


SpectrumWiki

Band Uses (26175 - 26200 kHz)

Footnotes

US340   The band 2-30 MHz is available on a non-interference basis to Federal and non-Federal maritime and aeronautical stations for the purposes of measuring the quality of reception on radio channels. See 47 CFR 87.149 for the list of protected frequencies and bands within this frequency range. Actual communications shall be limited to those frequencies specifically allocated to the maritime mobile and aeronautical mobile services.


SpectrumWiki

 
Ocean Radar (WRC-2012)
Access Broadband over Power Line (Access BPL)


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

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 26175 kHz 26187.5 kHz 26200 kHz
Wavelength 11.5 m 11.4 m 11.4 m
Band designator(s) HF HF HF
Isotropic collecting area 10.4 m2 10.4 m2 10.4 m2
Free space loss (1 m) 0.8 dB 0.8 dB 0.8 dB
Free space loss (1 km) 60.8 dB 60.8 dB 60.8 dB
Free space loss (10 km) 80.8 dB 80.8 dB 80.8 dB
Free space loss (100 km) 100.8 dB 100.8 dB 100.8 dB
Free space loss (1000 km) 120.8 dB 120.8 dB 120.8 dB
Free space loss
(35,786 km = GEO orbit)
151.9 dB 151.9 dB 151.9 dB
Free space loss (378,370 km = Moon) 172.4 dB 172.4 dB 172.4 dB
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