NASA’s X-59 Completes ‘Cruise Control’ Engine Speed Hold Test

 

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NASA's X-59 quiet supersonic research aircraft

https://www.nasa.gov/image-article/nasas-x-59-completes-cruise-control-engine-test/

The team behind NASA’s X-59 completed another critical ground test in March, ensuring the quiet supersonic aircraft will be able to maintain a specific speed during operation. The test, known as engine speed hold, is the latest marker of progress as 

the X-59 nears first flight this year.