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SpectrumWiki

Radio spectrum allocations

Look up a frequency or a range.

Examples: 88.5 MHz, 1350–1430 MHz, 2.4 GHz

174.5 GHz (174,500,000,000 Hz)

U.S. Non-Federal-Government Allocations

174.5 – 174.8 GHz

FIXED

INTER-SATELLITE

MOBILE 5.558

U.S. Federal Government Allocations

174.5 – 174.8 GHz

FIXED

INTER-SATELLITE

MOBILE 5.558

ITU Region 1 Allocations

174.5 – 174.8 GHz

FIXED

INTER-SATELLITE

MOBILE 5.558

ITU Region 2 Allocations

174.5 – 174.8 GHz

FIXED

INTER-SATELLITE

MOBILE 5.558

ITU Region 3 Allocations

174.5 – 174.8 GHz

FIXED

INTER-SATELLITE

MOBILE 5.558

Footnotes

5.558 In the bands 55.78-58.2 GHz, 59-64 GHz, 66-71 GHz, 122.25-123 GHz, 130-134 GHz, 167-174.8 GHz and 191.8-200 GHz, stations in the aeronautical mobile service may be operated subject to not causing harmful interference to the inter-satellite service (see No. 5.43). (WRC 2000)