K band

K band may refer to:

K band (IEEE), a radio frequency band from 18 to 27 GHz
K band (infrared), an atmospheric transmission window centred on 2.2 μm
K band (NATO), a radio frequency band from 20 to 40 GHz

See also

K_a band, a radio frequency band from 26.5 to 40 GHz
K_u band, a radio frequency band from 12 to 18 GHz

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