NOSE CONE DEVICE AND BUILT-IN CALIBRATION CHECK AS ESSENTIAL FEATURES OF A STAND-ALONE INSTRUMENT FOR UNATTENDED MID- AND LONG-TERM NOISE MEASUREMENTS

Environmental noise generated by ground transportation, construction sites or recreational activities, is coming from all directions, and such multiple sources are usually located at random positions with respect to the measurement point With the instrument placed vertically (while sources mainly co...

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Veröffentlicht in:	Canadian acoustics 2012-09, Vol.40 (3), p.64-65
Hauptverfasser:	de la Croix, DV, Aflalo, E
Format:	Artikel
Sprache:	eng
Schlagworte:	Calibration Grounds Measuring instruments Meetings Noise Nose cones Transportation
Online-Zugang:	Volltext
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