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sonic boom
sonic boom
sonic boom Sudden noise produced by shock waves from an aircraft flying at
supersonic velocity. The shock waves are formed by the build up of sound waves at the front and back of the aircraft. These waves spread out and sweep across the ground behind the aircraft, often causing a double bang. See also
sound barrier
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 "Daily News (Los Angeles, CA)")
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NASA PLANS SONIC BOOM FLIGHT TESTS GOAL IS TO MAKE AIRCRAFT MORE ECO- AND COMMUNITY FRIENDLY.(News)
Newspaper article from: Daily News (Los Angeles, CA); 7/9/2007; 700+ words
; ...experiments to gather airborne sonic-boom data. The sailplane records the sonic booms before the booms enter the more turbulent...shape could affect the intensity of a sonic boom. That research showed sonic booms could be made quieter. Dryden also...
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Sonic booms stand in way of supersonic business jets
Newspaper article from: Sunday Gazette-Mail; 3/21/2004; ; 700+ words
; ...the two planes' sonic booms. Five Langley researchers worked on the sonic boom projects, along with...a plane that produces sonic booms quiet enough to get aviation...computer programs for sonic boom minimization, said she...
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SONIC BOOM TESTS SCHEDULED
News Wire article from: US Fed News Service, Including US State News; 7/5/2007; 683 words
; ...are designed to keep focused sonic booms away from surrounding communities. Four low boom and two normal intensity boom...in order to gather airborne sonic boom data. The sailplane records the sonic booms before the booms enter the more...
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SONIC BOOMS MAY GET LESS BANG PLANES' REDESIGN COULD CUT SOUND.(Business)
Newspaper article from: Daily News (Los Angeles, CA); 8/29/2003; 700+ words
; ...sensors measuring the sonic booms. The findings eventually...theory that you can reduce sonic boom intensity by changing...success in proving sonic booms could be softened by...reduction in intensity of the sonic boom produced by the F-5E...Grumman announced. The ...
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NASA TO CONDUCT SONIC BOOM RESEARCH OVER EDWARDS NEXT WEEK
News Wire article from: US Fed News Service, Including US State News; 9/5/2009; 680 words
; ...following news release: NASA to Conduct Sonic Boom Research Over Edwards Next Week NASA...2009 that will result in multiple sonic booms being heard in the local area of...to both normal and low-amplitude sonic booms. Portions of the flights by...
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NASA RESEARCH FLIGHTS TO CAUSE SONIC BOOMS ON BASE
News Wire article from: US Fed News Service, Including US State News; 9/3/2009; 658 words
; ...will result in multiple sonic booms being heard in the local...normal and low-amplitude sonic booms. Portions of the...noon. The resulting sonic booms will be targeted on the...potentially loud, these sonic booms should not cause...
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Planes' Redesign Could Mean Less Bang for Sonic Booms, Northrop Grumman Says.
Newspaper article from: Knight Ridder/Tribune Business News; 8/29/2003; 700+ words
; ...sensors measuring the sonic booms. The findings eventually...theory that you can reduce sonic boom intensity by changing...success in proving sonic booms could be softened by...reduction in intensity of the sonic boom produced by the F-5E...Grumman announced. The ...
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Sonic impact: lowering the boom of supersonic flight. (research efforts reported at the May 1995 Acoustical Society of America meeting in Washington, D.C.)(Cover Story)
Magazine article from: Science News; 9/23/1995; ; 700+ words
; ...the peak intensity of sonic booms generated by aircraft...transports have distinctive sonic signatures that depend...sought to reduce the boom's intensity by altering...and focus the resulting boom. Such maneuvers interest...techniques for directing sonic booms, either to ...
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DEVICE MAY CUT SONIC BOOMS GULFSTREAM LOOKS TO REDUCE NOISE CAUSED BY SUPERSONIC JETS IN FUTURE.(News)
Newspaper article from: Daily News (Los Angeles, CA); 10/2/2006; 700+ words
; ...thus reducing the sonic boom created by fast-moving...pressure wave that causes sonic booms. ``Our research is...its effect at reducing sonic booms. If that testing is...The first step is basic sonic boom research.'' Gulfstream...
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Northrop Grumman/Government Team Shapes Aviation History With Sonic Boom Tests; Theory Proven Sound in First Flight Demonstration
Newspaper article from: U.S. Newswire; 8/28/2003; 700+ words
; ...will discuss the results of the sonic boom demonstration at a media briefing...reduce the bone-jarring impact of sonic booms, a technology that could usher...can reduce the intensity of its sonic boom. This theory had never been demonstrated...
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sonic boom
Book article from: The Columbia Encyclopedia, Sixth Edition
sonic boom shock wave produced by an object moving through the air...up sound takes the form of a violent shock wave called a sonic boom propagating behind the object. Sonic booms occasionally have mechanically destructive effects in addition...
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Sonic Automotive, Inc.
Book article from: International Directory of Company Histories
...established their dealerships in the boom years of the 1940s just after...February 1997 he incorporated Sonic Automotive, Inc. and began...million. Then in June 1997 Sonic paid about $3.7 million for...followed in the fall of 1997. Sonic paid $18.3 million for Lake...
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Sonic Corporation
Book article from: International Directory of Company Histories
...s Drive-in, ” a Sonic restaurant features fast service...accounting for 30 percent of sales. Sonic restaurants operate in 27 states...of less than 50,000. The Sonic concept originated in Shawnee...in their cars. The postwar boom in automobile purchases created...
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Sonic Corp.
Book article from: International Directory of Company Histories
...s Drive-In, ” a Sonic restaurant features fast service...drinks and frozen desserts. Sonic restaurants operate in 27 states...Belt. Oklahoma Origins The Sonic concept originated in Shawnee...in their cars. The postwar boom in automobile purchases created...
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Supersonic Transport
Dictionary entry from: Dictionary of American History
...of catastrophic damage to the ozone layer. Homeowners along flight routes rebelled against the prospect of routine sonic booms. Members of Congress objected to the use of public funds for a commercial venture. Boeing officials worried, privately...
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