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  2. We Tested 6 Radar Detectors to Find the Best - AOL

    www.aol.com/tested-6-radar-detectors-best...

    That said, anyone considering using a radar detector should check their local laws, because this article is not legal advice. Under U.S. federal law, the use of radar or laser speed detectors is ...

  3. Best Radar Detectors of 2024 - AOL

    www.aol.com/lifestyle/best-radar-detectors-2024...

    Radar detectors are permitted everywhere in the United States besides Virginia, Washington, D.C., and military sites. These rules only apply to passenger cars. Additionally, they are prohibited in ...

  4. These 8 Radar Detectors Are the Ticket to More Informed Driving

    www.aol.com/lifestyle/8-best-radar-detectors...

    DFR7. This low-cost detector has impressive range and all the requisite features, including GPS for low-speed false-alert muting, manual marking of up to 100 known radar locations, and speed ...

  5. Kolchuga passive sensor - Wikipedia

    en.wikipedia.org/wiki/Kolchuga_passive_sensor

    where hr(km) is the height of the radar in km, and ht(km) is the height of the target in kilometres, and assuming standard atmospheric radio refraction. Thus, for a Kolchuga at 100 m altitude (above local terrain) and a target at 10 km (30 kft), the range of the system would be approximately 450 km.

  6. Radar detector - Wikipedia

    en.wikipedia.org/wiki/Radar_detector

    An early radar detector Car radar detector (Japanese) A radar detector is an electronic device used by motorists to detect if their speed is being monitored by police or law enforcement using a radar gun. Most radar detectors are used so the driver can reduce the car's speed before being ticketed for speeding.

  7. List of radar types - Wikipedia

    en.wikipedia.org/wiki/List_of_radar_types

    This radar uses radio waves along with horizontal, dual (horizontal and vertical), or circular polarization. The frequency selection of weather radar is a performance compromise between precipitation reflectivity and attenuation due to atmospheric water vapor.

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