Keeping Track of Your FF Model

Free Flight Duration By Louis Joyner | joynerduration@gmail.com BY DEFINITION, Free Flight (FF) models fly without any direct control from someone on the ground. The flight pattern is preprogrammed into the model by design and adjustments to the flying surfaces. Wind and thermals can affect the flight. Launching the model into a thermal usually ensures a maximum flight time, but if the wind speed is up, the model can be off of the field in a matter of minutes. Throughout the years, the maximum flight time for a contest flight has been reduced a number of times to help keep the…