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 ...

Garmin has added a laser range finder to their distance-measuring device options, the Approach Z80. The scope of the range finder provides the same visual you’d expect from a range finder—locking in ...

Halo Optics has a new, hand-held ranger finder designed for accurate readings out to 1,000 yards. I’ve never used one of these, but Halo products receive mostly good reviews on the web. “Delivering ...

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 ...

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 ...

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, ...