Speedbrakes not visible with X-plane 11 - Flight Model - X-Plane.Org Forum
Airplane air brakes, also known as speed brakes or dive brakes, are flight control surfaces used to increase the drag on the aircraft. They… | Instagram
How it Works: Speed brakes - AOPA
What are SPEEDBRAKES/FLIGHT CONTROL SPOILERS?! Explained by CAPTAIN JOE - YouTube
Air brake (aeronautics) - Wikipedia
X-15A-2 Special Edition v2.0 Online Help System
How Airplane Spoilers, Ground Spoilers and Speed Brakes Work - Aero Corner