Free Flight World Championships and many major competitions are flown with the following model classes: F1A gliders - projected surface area 32-34 dm2, minimum weight 410g, towline 50m. Historically also known as A/2 Nordic gliders. The gliders are launched with 50m towlines, the tow hook allowing...
The World Championships class F1D permits rubber motors of up to 0.6 gram in an aircraft with a minimum weight of 1.2g the without rubber motor. Dimensional limits are maximum wing span of 550mm, maximum chord of lifting surfaces 200mm, and maximum tail span 450mm. Models are usually made of a...
Free Flight models are flown without any form of mechanical or radio control over the model in flight. This is the earliest form of aeromodelling, a particular milestone being the first model powered by a rubber band built and flown by Alphonse Penaud in 1871. Always present since that time has...
Aeromodelling, although it did not yet bear that name, predates “full-size” aviation. The greatest pioneers of human flight, from Cayley, Lilienthal, the Wrights and Levavasseur to Blériot, Ferber, Farman and Messerschmitt, initially used model aircraft to test the solutions they were in the...
CIVA Aerobatic Contest Scoring and Results software Two Windows-based software packages designed for aerobatic contest scoring are available direct from their authors. Each includes the FairPlay System as approved by CIVA for use at World and Continental championships. ACRO Aerobatic Contest...
The following Free Known sequences are effective on January 1st 2018 for all FAI Aerobatic Championships.