U.S. President Barack Obama in his travels around the world uses either of two Boeing VC-25A, which are a popular treatment of the jumbo-jet. This is the legendary Air Force One. With the entry into the head of state on board one of these planes is replaced by a radio call sign "Air Force One." Codename is reserved for each airplane U.S. Air Force, in which the present incumbent President of the United States. Both VC-25A entered service in late 1990 and 1991. These machines are 747-200B version, built in factories Boeing in Everett, Wash., and then adapted to new purposes by Boeing factory in Wichita, Kansas. VC-25A is significantly different from an ordinary passenger aircraft - not only the cabin configuration, but also the equipment, especially electronic. At 370 square meters located inside a private presidential suite (with dressing room, toilet and shower), the presidential office, conference room (acting the function of the dining room) and facilities for the presidential entourage, security agents and journalists. Two kitchens can simultaneously serve meals for a hundred people. The plane takes up to 76 passengers, operated by 26 crew members. Total length of electric cable on board the VC-25A is more than 380 kilometers - more than two times more than the normal jumbo-eat. The aircraft has 85 telephones, as well as a number of transmitters and receivers for wireless communication with ground stations, aircraft and satellite. To ensure reliability of the system, wiring VC-25A is fully protected from the consequences electromagnetic pulse accompanying nuclear explosions. The performance of VC-25A is not much distinguish it from an ordinary jumbo-jet - theoretically beyond the reach with the ability to refuel in the air. Four turbo engines by General Electric CF-6-80 with over 25 tons each provide a maximum speed of 1,015 km / h and a ceiling of around 14 kilometers. Maximum takeoff weight is 375 tonnes and range without refueling, 12,500 km. Every day two Boeing VC-25A stationed near Washington, DC Andrews Air Base in Maryland. (forsal.pl)
0 comments:
Post a Comment