Allocations

 
U.S. Non-Federal-Government Allocations
8.815 - 8.965 MHz
AERONAUTICAL MOBILE (R)

FCC Rule Parts:
Aviation (87)

U.S. Federal Government Allocations
8.815 - 8.965 MHz
AERONAUTICAL MOBILE (R)


ITU Region 1 Allocations
8.815 - 8.965 MHz
AERONAUTICAL MOBILE (R)


ITU Region 2 Allocations
8.815 - 8.965 MHz
AERONAUTICAL MOBILE (R)


ITU Region 3 Allocations
8.815 - 8.965 MHz
AERONAUTICAL MOBILE (R)


SpectrumWiki


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

 
Oppo
Access Broadband over Power Line (Access BPL)


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Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 8815 kHz 8890 kHz 8965 kHz
Wavelength 34.0 m 33.7 m 33.4 m
Band designator(s) HF HF HF
Isotropic collecting area 92.0 m2 90.5 m2 89.0 m2
Free space loss (1 m) N/A (near field) N/A (near field) N/A (near field)
Free space loss (1 km) 51.4 dB 51.4 dB 51.5 dB
Free space loss (10 km) 71.4 dB 71.4 dB 71.5 dB
Free space loss (100 km) 91.4 dB 91.4 dB 91.5 dB
Free space loss (1000 km) 111.4 dB 111.4 dB 111.5 dB
Free space loss
(35,786 km = GEO orbit)
142.4 dB 142.5 dB 142.6 dB
Free space loss (378,370 km = Moon) 162.9 dB 163.0 dB 163.1 dB