The Ferret is a high-altitude balloon tracking hardware package. Created by [Adam Greig] and [Jon Sowman], it uses an Arduino to gather NMEA data from a GPS unit, format the data into a string, and ...

The project is known as Ferret which uses a GPS tracker along narrow band RF tracker in a balloon payload with the possibility of tracking the balloon and tuning up the frequency. The project is known ...

There have been countless projects to make custom photo flash trigger circuits. Usually the circuits react to sound, triggering the camera flash at the moment a certain sound is triggered. That type ...