Vol. 32 No. 4 (2004)

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Editorial

President's message

Stan Dosso

1-2

Technical Articles

Identifying the number of instruments in pairs of simultaneously sounding timbre

Dora Chan, Elzbieta Slawinski

5-13
Extraction of the vocal tract area function by external stimulus

Hocine Teffahi, Bernard Guerin, Amar Djeradi

15-25
Helmholtz resonator for reducing tire cavity resonance and in-vehicle noise

Haran Periyathamby

27-31
Adapative delay system (ADS) for sound reinforcement

Elliot A. Smith, Jay S. Detsky

32-38
Occupational noise control in Australia - Its policy and management

Jingnan Guo, Pam Eia Gunn

39-46
Assessment of the solution and prediction algorithms during the optimization of fluid-structure interaction dynamic systems

Walter Jesus Paucar Casas, Renato Pavanello, Paulo Henrique Trombeta Zannin

47-52
Noise level and its perception by commuters in urban buses of Curitiba

Adriana Lacerda, Angela Ribas, Jair Mendes, Paulo Andrade

53-59
Acoustics standards activity in Canada 2004 update and invitation to participate

Tim Kelsall

60-63
Robotic sound localization

Benjami Schmidt

64-68