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The E-4B "Nightwatch" is a militarized version of a Boeing 747-200. ... An E-4B aircraft on the tarmac at Travis Air Force Base, California, September 11, 2017. ... Then-Secretary of Defense Mark ...
The E-4B is designed to survive an EMP with systems intact, [10] and has state-of-the-art direct fire countermeasures. Many older aircraft have been upgraded with glass cockpits. The E-4B still uses traditional analog flight instruments, as they are less susceptible to damage from an EMP blast. [11]
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The Northrop Grumman E-10 MC2A was planned as a multi-role military aircraft to replace the Boeing 707-based E-3 Sentry and E-8 Joint STARS, the Boeing 747-based E-4B, and the RC-135 Rivet Joint aircraft in US service. The E-10 was based on the Boeing 767-400ER commercial airplane. In 2003, the Northrop Grumman, Boeing, and Raytheon MC2A team ...
The Air Force currently operates four E-4B aircraft with at least one on alert at all times. The fleet of highly-modified Boeing 747-200 jumbo jets has become increasingly difficult and expensive ...
The U.S. Air Force has eliminated Boeing from its competition to develop a successor to the E-4B Nightwatch, Boeing confirmed on Friday, shaking up the battle to build the next version of the ...
A Boeing E-4 Advanced Airborne Command Post. The program began in 2019. The age issues regarding the E-4 platform were recognized much earlier. In 2006, then-Defense Secretary Donald Rumsfeld attempted to retire the aircraft due to its age, with the first plane scheduled for retirement in 2009.
EC-135 – Command and control aircraft by Boeing; Boeing E-6 Mercury – Airborne command post aircraft by Boeing based on 707 airframe; Emergency Rocket Communications System – US Strategic Forces system to communicate with ballistic missiles in use from 1963–1991; 625th Strategic Operations Squadron – US Air Force unit