Click to open image viewer. This is an early home-made tracking device from the 1950s made by an unknown individual. It has a sighting rod, azimuth and elevation indicators, for tracking flying model ...
At a rocketry club’s monthly launch, some of the projectiles flew as high as 4,500 feet, carrying onboard cameras, GPS trackers and altimeter-activated parachutes. At a rocketry club’s monthly launch, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results