Instructables user [Jones Electric] has been quite busy lately, building a radio-frequency range finder. Built as part of a German youth science competition, he and his partner built a pair of ...

An ultrasonic range finder is a useful tool in a variety of real-life and robotic applications, such as in obstacle-avoidance and distance-measurement systems. The ultrasonic range finder measures the ...

With its Tour X Jolt laser range finder, Bushnell Golf has a distance-measuring device that seemingly does everything. It allows users to measure distances (up to 450 yards to a flag) and can adjust ...

A Distance Calculator is one of the most important travel tool used by travelers to calculate the distance between cities or to find the distance between two countries. In the text boxes given below, ...

Microsoft is adding a slew of new features to its Bing Maps. There’s a distance calculator that tells you the distance between any two points on the map, a gas price finder, and a parking finder to ...