Choose the aircraft type and size
Select a suitable airframe design
Gather materials for the frame, covering, and hardware
Gather radio control components
Gather propulsion components
Gather power system components
Gather tools and adhesives
Build or assemble the fuselage
Build the wings
Build the tail surfaces
Install control surfaces
Install servos
Install pushrods and linkages
Install motor or engine
Install propeller and mount
Install battery and electronic speed controller
Install receiver and antenna
Route and secure wiring
Balance the aircraft
Check control surface directions
Verify radio range and signal integrity
Perform a ground test
Perform a final pre-flight inspection
Test fly in an open area
Make trim adjustments
Repair and reinforce as needed