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

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

   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-camera alerts.

3. Radar detector - Wikipedia

   en.wikipedia.org/wiki/Radar_detector

   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. In general sense, only emitting technologies, like doppler RADAR, or LIDAR can be detected.

4. Radar speed gun - Wikipedia

   en.wikipedia.org/wiki/Radar_speed_gun

   A radar speed gun is a Doppler radar unit that may be handheld, vehicle-mounted, or static. It measures the speed of the objects at which it is pointed by detecting a change in frequency of the returned radar signal caused by the Doppler effect, whereby the frequency of the returned signal is increased in proportion to the object's speed of ...

5. Lidar traffic enforcement - Wikipedia

   en.wikipedia.org/wiki/LIDAR_traffic_enforcement

   Lidar traffic enforcement. Lidar has a wide range of applications; one use is in traffic enforcement and in particular speed limit enforcement, has been gradually replacing radar since 2000. [1] Current devices are designed to automate the entire process of speed detection, vehicle identification, driver identification and evidentiary ...

6. State will install automatic speed cameras in work zones ...

   www.aol.com/news/state-install-automatic-speed...

   The portable speed detection devices can be moved from site to site ... Depending on the infraction, some tickets could be as high as $200 each. Drivers can appeal the fines in court in the same ...

7. List of sensors - Wikipedia

   en.wikipedia.org/wiki/List_of_sensors

   Speed sensors are machines used to detect the speed of an object, usually a transport vehicle. They include: Wheel speed sensors; Speedometers; Pitometer logs; Pitot tubes; Airspeed indicators; Piezo sensors (e.g. in a road surface) LIDAR; Ground speed radar; Doppler radar; ANPR (where vehicles are timed over a fixed distance)