Radar guns work in two primary ways, including frequency-based radar and LIDAR, which is a laser that is close to perfect in its accuracy. Find out how speed can be calculated through frequency radar with help from a police officer in this free video on police officers and law enforcement. Expert: Beau Babka Bio: Beau Babka is a police officer at the Cottonwood Heights Police Department. Filmmaker: Michael Burton
Video Rating: 4 / 5
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