SpectrumWiki

Radio spectrum allocations

Look up a frequency or a range.

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

17.969999 MHz (17,969,999 Hz)

ITU Region 1 Allocations

17.9 – 17.97 MHz

AERONAUTICAL MOBILE (R)

ITU Region 2 Allocations

17.9 – 17.97 MHz

AERONAUTICAL MOBILE (R)

ITU Region 3 Allocations

17.9 – 17.97 MHz

AERONAUTICAL MOBILE (R)

Footnotes

  • US283   In the bands 2850-3025 kHz, 3400-3500 kHz, 4650-4700 kHz, 5450-5680 kHz, 6525-6685 kHz, 10 005-10 100 kHz, 11 275-11 400 kHz, 13 260-13 360 kHz, and 17 900-17 970 kHz, frequencies may be authorized for non-Federal flight test purposes on the condition that harmful interference will not be caused to services operating in accordance with the Table of Frequency Allocations.

  • 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.