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English[en]
802.11a uses the 5 GHz U-NII band, which, for much of the world, offers at least 23 non-overlapping 20 MHz-wide channels rather than the 2.4 GHz ISM frequency band offering only three non-overlapping 20 MHz-wide channels, where other adjacent channels overlap—see list of WLAN channels.
Norwegian Nynorsk[nn]
OFDM er spesielt robust mot multibaneinterferens. IEEE 802.11a nyttar 5 GHz U-NII-band, som har minst 23 ikkje-overlappande kanalar, i staden for 2,4 GHz ISM-frekvensbandet, der tilstøytande kanalar overlappar.

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