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- Direct_Field_Acoustic_Testing abstract "Direct field acoustic testing, or DFAT, is a technique used for acoustic testing of aerospace structures by subjecting them to sound waves created by an array of acoustic drivers. The method uses electro-dynamic acoustic speakers, arranged around the test article to provide a uniform, well-controlled, direct sound field at the surface of the unit under test. The system employs high capability acoustic drivers, powerful audio amplifiers, a narrow-band Multiple-Input-Multiple-Output (MIMO) controller and precision laboratory microphones to produce an acoustic environment that can simulate a helicopter, aircraft, jet engine or launch vehicle sound pressure field. A high level system is capable of overall sound pressure levels in the 125 dB to 147 dB for more than one minute over a frequency range from 25 Hz to 10 kHz.".
- Direct_Field_Acoustic_Testing thumbnail Spacecraft_Test.jpg?width=300.
- Direct_Field_Acoustic_Testing wikiPageExternalLink msi-dfat.com.
- Direct_Field_Acoustic_Testing wikiPageID "37083125".
- Direct_Field_Acoustic_Testing wikiPageLength "16864".
- Direct_Field_Acoustic_Testing wikiPageOutDegree "5".
- Direct_Field_Acoustic_Testing wikiPageRevisionID "612809080".
- Direct_Field_Acoustic_Testing wikiPageWikiLink Acoustics.
- Direct_Field_Acoustic_Testing wikiPageWikiLink Category:Acoustics.
- Direct_Field_Acoustic_Testing wikiPageWikiLink Reverberation.
- Direct_Field_Acoustic_Testing wikiPageWikiLink Sound_pressure.
- Direct_Field_Acoustic_Testing wikiPageWikiLink File:Spacecraft_Test.jpg.
- Direct_Field_Acoustic_Testing wikiPageWikiLinkText "Direct Field Acoustic Testing".
- Direct_Field_Acoustic_Testing wikiPageWikiLinkText "acoustic".
- Direct_Field_Acoustic_Testing hasPhotoCollection Direct_Field_Acoustic_Testing.
- Direct_Field_Acoustic_Testing wikiPageUsesTemplate Template:Convert.
- Direct_Field_Acoustic_Testing wikiPageUsesTemplate Template:Reflist.
- Direct_Field_Acoustic_Testing wikiPageUsesTemplate Template:TOC_left.
- Direct_Field_Acoustic_Testing subject Category:Acoustics.
- Direct_Field_Acoustic_Testing hypernym Technique.
- Direct_Field_Acoustic_Testing type Software.
- Direct_Field_Acoustic_Testing type Acoustic.
- Direct_Field_Acoustic_Testing type Dynamic.
- Direct_Field_Acoustic_Testing comment "Direct field acoustic testing, or DFAT, is a technique used for acoustic testing of aerospace structures by subjecting them to sound waves created by an array of acoustic drivers. The method uses electro-dynamic acoustic speakers, arranged around the test article to provide a uniform, well-controlled, direct sound field at the surface of the unit under test.".
- Direct_Field_Acoustic_Testing label "Direct Field Acoustic Testing".
- Direct_Field_Acoustic_Testing sameAs m.0nb8ryh.
- Direct_Field_Acoustic_Testing sameAs Q5280273.
- Direct_Field_Acoustic_Testing sameAs Q5280273.
- Direct_Field_Acoustic_Testing wasDerivedFrom Direct_Field_Acoustic_Testing?oldid=612809080.
- Direct_Field_Acoustic_Testing depiction Spacecraft_Test.jpg.
- Direct_Field_Acoustic_Testing isPrimaryTopicOf Direct_Field_Acoustic_Testing.