The different bands are L,S,C,X,K . The names of the radars originate from the days of WWII. L band radars operate on a wavelength of 15-30 cm and a frequency of 1-2 GHz. L band radars are mostly used for clear air turbulence studies.
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Space surveillance and early warning radars operate in the very high frequency (VHF) and ultrahigh frequency (UHF) bands where atmospheric attenuation and natural noise are nearly negligible.
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