For the first time in over 20 years, the plane is complete in all its parts! Even if during the last days there were lots of minor improvements and re-engeneering of a few areas, I managed to wrap it up. The main concern was to get the CG right, or as close as possible, without having to add ballast to center the model. In the design phase, I moved a lot of weight to the

The A1-C project was started in the last century. In the beginning I designed the airframe with my father for a small class .25 glow engine. Little we knew about aeronautical structure design, or even just model design. That’s why for the first prototype we took inspiration  from the early 3D Fun Flyers, which started to appear on the market in the late nineties. While not so bad in the general design, it was way