When a radar detector detects a police officer’s radar gun, it alerts you with messages about X band, K band, or Ka bands. These are the bands that the police officer’s radar guns operate on .
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The 30/20 GHz band is used in communications satellite uplinks in either the 27.5 GHz and 31 GHz bands, and high-resolution, close-range targeting radars aboard military airplanes. … Ka band. Frequency range27–40 GHzWavelength range11.1–7.5 mmRelated bandsK (NATO) SHF (ITU)Ka band – Wikipedia en.wikipedia.org › wiki › Ka_band
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