Amateur stations must accept harmful interference from ISM users operating in the band.
Both overlapping bands are available for license-free applications such as WiFi or Part 15 devices.
[2] 5 cm is one of the primary bands for high-speed multimedia radio, as most U-NII and Part 15 equipment may be re-tuned to amateur frequencies.
[w] HF allocation created at the 1979 World Administrative Radio Conference.
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