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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Detection range can be as low as 100 feet or less to over a mile . A radar may track a distant large vehicle instead of a closer small vehicle without any indication to the operator which vehicle the radar is tracking.
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Are police radar detectors legal in New Zealand? Unlike most states in Australia, the use of radar detectors in New Zealand is completely 100% legal .
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