South Africa
Fire up the Land Rover, grab your pith helmet, and practice your best Tarzan yells because this week's Weekend Road Trip takes us to beautiful South Africa.
Mystery/romance author Terry Odell was kind enough to lead the way through…
Laser Radar
Laser radar sends a quick burst of infrared light to a speeding car. The light is reflected back and the unit calculates, in nanoseconds, how long it took for the light to travel in each direction. Then, the unit transposes the information…
Doppler Radar
Radar is an acronym for radio detection and ranging. Doppler radar units, like the one pictured above, emit a continuous frequency that bounces off a moving object, such as a car or truck. The radar unit receives the reflected signal…