Characteristics of a new hemi-anechoic room for noise emission measurement at IBM Brazil

By Moreira P.   Hoffmann W.   Nabuco M.   Azevedo J.  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 1989, Iss. 1, 1989-12 ,pp. : 1109-1112

Institute of Noise Control Engineering

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Low noise measurement at hemi-anechoic rooms

By Nabuco Marco   Hoffmann Walter   Moreira Pedro  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 1991, Iss. 3, 1991-12 ,pp. : 1101-1104

Institute of Noise Control Engineering

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Design and performance of the anechoic room for motorcycle noise research

By Weicheng Yang   Tieyan Zhang   Bin Gong   Zhengkui Jiang  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 2002, Iss. 3, 2002-08 ,pp. : 1925-1930

Institute of Noise Control Engineering

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Hemispherical sound sources for hemi-anechoic room qualification

By Yeager David M.  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 1990, Iss. 1, 1990-10 ,pp. : 375-380

Institute of Noise Control Engineering

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Qualification of hemi-anechoic rooms for noise emission measurements

By Maling Jr. George C.   Wise Russell E.   Nobile Matthew A.  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 1990, Iss. 4, 1990-08 ,pp. : 685-690

Institute of Noise Control Engineering

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