This Is What F-22 Engine Startup Sounds Like

F-22 night time flying operations at Nellis Air Force Base. The Auxiliary Power Generation System (APGS) for the F-22 is manufactured by AlliedSignal. The APGS consists of an auxiliary power unit (APU), and a self-contained Stored Energy System. Visit our channel: AiirSource Military covers events and missions from the United States Armed Forces: Army, Navy, Marine Corps, Air Force, and Coast Guard. Like & share this video to show your support! Subscribe to stay updated: h