Can A Police Radar While Moving

Описание: It's called a moving radar,” State Patrol Sgt. J.J. ... “The radar in the patrol car calculates the patrol car's speed and the speed of a vehicle either approaching from the opposite direction or another vehicle approaching from the rear.”Police radar can be operated in a stationery position or moving vehicle. Most states allow radar to be operated by a patrol officer while driving (Pennsylvania is an exception). ... Police radar can also be used in unmarked patrol vehicles making early detection even more difficult.In general, a speeding motorist is not legally entitled to see the radar gun used to pull him over. If you ask the police officer to show you the radar gun, s/he will typically only show you as a courtesy, or at times in order to deter future speeding.Police have always been able to use speed cameras at their own discretion, and have recently introduced motorcycle based units that can use more irregular locations. ... “[The police] are not allowed to hide behind bushes or go incognito when catching speeding motorists,” he said, clearly unaware of the change in the law.An "unjustified speed limit trap" is a specific section of highway with a lower speed limit that is not justified by a traffic survey conducted within the past five years. ... Generally, though, police are not required to conspicuously announce their presence when enforcing speed limits.