تاریخچه کامل هواپیما بوئینگ E-4B

تاریخچه کامل هواپیما بوئینگ E-4B
Hi, today I am presenting you the story and the tech behind the Boeing E-4,

The National Operations Airborne Center E-4B, formerly known as the National Emergency Airborne Command Post or NEACP, is the US Air Force's aircraft to transport the United States President during emergencies.