In the UK only to radar frequencies used, K band and Ku band (in a very limited way). Coverage of other frequencies other than these bands will cause the detector to false alarm, devices such as traffic lights supermarket doors, mobile phones and transmitters often operate on the X band.
Read moreWhat is the most common police radar band?
K-band is the most widely used band of radar, not only by the police but also by other sources. K-band is being emitted by automatic doors, security systems, and cars with collision avoidance and lane departure warning. The third band of police radar is called Ka-band.
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