The Highway: Versatile VASCAR

THE HIGHWAY

Speeding motorists will now have to contend with another highway-patrol device, one that has proved considerably more accurate than simple speedometer pacing and more flexible in operation than radar tracking. It is known as VASCAR (Visual Average Speed Computer And Recorder) and consists of a small computer mounted in the front seat of a patrol car. By measuring time and distance and then converting them into an average-speed reading, it can clock automobiles coming, going or even crossing.

VASCAR is not only versatile; it is also easy to operate. When a...