Allocations

 
U.S. Non-Federal-Government Allocations
30 - 30.56 MHz


U.S. Federal Government Allocations
30 - 30.56 MHz
FIXED
MOBILE


ITU Region 1 Allocations
30.005 - 30.01 MHz
SPACE OPERATION (satellite identification)
FIXED
MOBILE
SPACE RESEARCH


ITU Region 2 Allocations
30.005 - 30.01 MHz
SPACE OPERATION (satellite identification)
FIXED
MOBILE
SPACE RESEARCH


ITU Region 3 Allocations
30.005 - 30.01 MHz
SPACE OPERATION (satellite identification)
FIXED
MOBILE
SPACE RESEARCH


SpectrumWiki

Band Uses (30 - 30.56 MHz)

Footnotes


SpectrumWiki

 
Single Channel Ground and Airborne Radio System (SINCGARS)
Access Broadband over Power Line (Access BPL)
Experimental Ultra-Wideband (UWB) Systems


Related Documents, Links, and Multimedia:
Occupancy Measurements (10)

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 30 MHz 30.28 MHz 30.56 MHz
Wavelength 10.0 m 9.9 m 9.8 m
Band designator(s) VHF VHF VHF
Isotropic collecting area 7.9 m2 7.8 m2 7.7 m2
Free space loss (1 m) 2.0 dB 2.1 dB 2.0 dB
Free space loss (1 km) 62.0 dB 62.1 dB 62.0 dB
Free space loss (10 km) 82.0 dB 82.1 dB 82.0 dB
Free space loss (100 km) 102.0 dB 102.1 dB 102.0 dB
Free space loss (1000 km) 122.0 dB 122.1 dB 122.0 dB
Free space loss
(35,786 km = GEO orbit)
153.1 dB 153.1 dB 153.1 dB
Free space loss (378,370 km = Moon) 173.6 dB 173.6 dB 173.6 dB
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