A photo radar is designed to photograph drivers who travel five to ten miles per hour over the speed limit. These photographs, along with particulars such as date, time, location, and vehicle speed, are then mailed to offenders.
Anatomy of Photo Radars
How does photo radar work? Photo radar is made up of the following:
-> a high speed traffic camera and flash unit
-> a narrow beam, low-powered Doppler radar antenna aimed across the road
-> a computer that records information, such as date, time, speed, and location of the violation
Photo radar works this way. First, the system is hoisted onto a police vehicle that typically patrols areas where overspeeding is a problem. Then, it catches speed demons and those who run against red lights. Drivers can see their vehicles’ speed from a reader board found in the back window of the police unit display.
Beating Photo Radars
Many disgruntled drivers have successfully parlayed their dislike for photo radars into a lucrative business. They produce products that supposedly protect drivers from being photographed by photo radars. Below are some of the products and a brief description...