Allocations

 
U.S. Non-Federal-Government Allocations
149.9 - 150.05 MHz
MOBILE-SATELLITE (Earth-to-space) US319 US320
RADIONAVIGATION-SATELLITE


U.S. Federal Government Allocations
149.9 - 150.05 MHz
MOBILE-SATELLITE (Earth-to-space) US319 US320
RADIONAVIGATION-SATELLITE


ITU Region 1 Allocations
149.9 - 150.05 MHz
MOBILE-SATELLITE (Earth-to-space) 5.209 5.220


ITU Region 2 Allocations
149.9 - 150.05 MHz
MOBILE-SATELLITE (Earth-to-space) 5.209 5.220


ITU Region 3 Allocations
149.9 - 150.05 MHz
MOBILE-SATELLITE (Earth-to-space) 5.209 5.220


SpectrumWiki


Footnotes

5.209   The use of the bands 137-138 MHz, 148-150.05 MHz, 399.9-400.05 MHz, 400.15-401 MHz, 454 456 MHz and 459-460 MHz by the mobile-satellite service is limited to non geostationary-satellite systems. (WRC 97)

5.220   The use of the frequency bands 149.9-150.05 MHz and 399.9-400.05 MHz by the mobile-satellite service is subject to coordination under No. 9.11A. (WRC-15)

US319   In the bands 137-138 MHz, 148-149.9 MHz, 149.9-150.05 MHz, 399.9-400.05 MHz, 400.15-401 MHz, 1610-1626.5 MHz, and 2483.5-2500 MHz, Federal stations in the mobile-satellite service shall be limited to earth stations operating with non-Federal space stations.

US320   The use of the bands 137-138 MHz, 148-150.05 MHz, 399.9-400.05 MHz, and 400.15-401 MHz by the mobile-satellite service is limited to non-voice, non-geostationary satellite systems and may include satellite links between land earth stations at fixed locations.


SpectrumWiki

 
FCC Narrowbanding Mandate
Orbcomm LEO Satellite Constellation


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

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 149.9 MHz 149.975 MHz 150.05 MHz
Wavelength 2.0 m 2.0 m 2.0 m
Band designator(s) VHF VHF VHF
Isotropic collecting area 3,182.9 cm2 3,179.8 cm2 3,176.6 cm2
Free space loss (1 m) 16.0 dB 16.0 dB 16.0 dB
Free space loss (1 km) 76.0 dB 76.0 dB 76.0 dB
Free space loss (10 km) 96.0 dB 96.0 dB 96.0 dB
Free space loss (100 km) 116.0 dB 116.0 dB 116.0 dB
Free space loss (1000 km) 136.0 dB 136.0 dB 136.0 dB
Free space loss
(35,786 km = GEO orbit)
167.0 dB 167.0 dB 167.0 dB
Free space loss (378,370 km = Moon) 187.5 dB 187.5 dB 187.5 dB
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