How many times has this happened to you?  Saturday morning, wake up early to throw together those parts that arrived during the week…frame, motors, ESCs, flight controller and more…can’t wait to fly this thing.  Rush it out into the back yard, power it up, add some throttle, and nothing…or worse, smack, an instant and violent

Flashing RaceFlight onto your flight controller for the first time?  Use these steps: 1. Your flight controller should not be powered by a battery during this process. 2. Download the latest RaceFlight firmware files for your board.  Since RaceFlight v2 is under development, new versions are released often, and usually on Dropbox.  Check RC groups