The plan is to build and electrify one of the world's most commonly used patterns — a Grunau Baby. From this glider 4,000 pieces were built between 1931 and 1945. How to make your own baby with little effort in the local craft cellar from Depron.
If you fly a drone or RC plane then you will really want to build or buy one of these devices because it can make a huge difference to the safety of your flying