Allocations

 
U.S. Non-Federal-Government Allocations
406 - 406.1 MHz
MOBILE-SATELLITE (Earth-to-space)


U.S. Federal Government Allocations
406 - 406.1 MHz
MOBILE-SATELLITE (Earth-to-space)


ITU Region 1 Allocations
406 - 406.1 MHz
MOBILE-SATELLITE (Earth-to-space)


ITU Region 2 Allocations
406 - 406.1 MHz
MOBILE-SATELLITE (Earth-to-space)


ITU Region 3 Allocations
406 - 406.1 MHz
MOBILE-SATELLITE (Earth-to-space)


SpectrumWiki

Band Uses (406 - 406.1 MHz)


Footnotes

5.265   In the frequency band 403-410 MHz, Resolution 205 (Rev.WRC 19) applies. (WRC 19)

5.266   The use of the band 406-406.1 MHz by the mobile-satellite service is limited to low power satellite emergency position-indicating radiobeacons (see also Article 31). (WRC 07)

5.267   Any emission capable of causing harmful interference to the authorized uses of the band 406-406.1 MHz is prohibited.


SpectrumWiki

 
Emergency Position Indicating Radiobeacon (EPIRB); Emergency Locator Transmitter (ELT); Personal Locating Beacon (PLB)
Radiosondes
IEEE 802.15.4 HRP UWB




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




Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 406 MHz 406.05 MHz 406.1 MHz
Wavelength 73.8 cm 73.8 cm 73.8 cm
Band designator(s) UHF UHF UHF
Isotropic collecting area 433.9 cm2 433.8 cm2 433.7 cm2
Free space loss (1 m) 24.6 dB 24.6 dB 24.6 dB
Free space loss (1 km) 84.6 dB 84.6 dB 84.6 dB
Free space loss (10 km) 104.6 dB 104.6 dB 104.6 dB
Free space loss (100 km) 124.6 dB 124.6 dB 124.6 dB
Free space loss (1000 km) 144.6 dB 144.6 dB 144.6 dB
Free space loss
(35,786 km = GEO orbit)
175.7 dB 175.7 dB 175.7 dB
Free space loss (378,370 km = Moon) 196.2 dB 196.2 dB 196.2 dB
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