By David Boyll
david.boyll52@gmail.com
Photos by the author
The Volunteer Aeromodelers club of Knoxville, Tennessee, developed a minimal set of criteria for a novice-level Pylon Racing class for fun-fly events. The racers would be small, with top speeds of roughly 70 mph to accommodate a small, triangular course measuring 300 x 60 x 300 feet. The racers would be simple-to-build, electric-powered, profile models made primarily of foam board.
Power would consist of a nominal 25-gram, 1,900 Kv brushless motor using a 3S LiPo battery to limit the model’s size and speed. The models…