Vol. 26 No. 3 (1998)

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Editorial

?Message from the president

1-3

Proceedings of the Acoustics Week in Canada

Acoustical behavior of lightweight walls

Weixiong Wu

14-15
Application of multichannel active noise control in a large circular industrial stack

Andrée L'Esperance, Martin Bouchard, Bruno Paillard, Alex Boudreau

4-5
Active noise control on a high pressure fan

Alex Boudreau, Andrée L'Esperance, Bruno Paillard, Stephane Boucher

6-7
New concept of active control of transformer noise, Part 1: The active envelope

Andrée L'Esperance, Bruno Paillard, Stephane Boucher, Philippe Michaud

8-9
New concept of active control of transformer noise, Part 2: Control algorithm

Stephane Boucher, Andrée L'Esperance, Bruno Paillard, Alex Boudreau

10-11
Active adaptive noise cancellation with a feedforward open headset

Stephane Boucher, Bruno Paillard, Andrée L'Esperance

12-13
Acoustical behavior of lightweight walls

Weixiong Wu

14-15
Computer studies of optimum classroom acoustics

J.S. Bradley, R. Reich

16-16
Sound transmission through floor/ceiling assemblies

A.C.C. Warnock

17-18
Sound transmission through ceilings from air terminal devices in the plenum

A.C.C. Warnock

19-20
Comparisons of computer simulations of acoustical conditions in classrooms

Sylvio R. Bistafa, John S. Bradley

21-22
Noise reduction for a sheet metal shear - a progressive approach

H.M. Williamson, J.C.S. Lai, M.A. Burgess, A. Bahrami, C. Speakman

23-24
Influence of simple room geometries on acoustical parameters

John O'Keefe

25-26
Standardized prediction methods for estimating sound insulation in buildings

Trevor Nightingale, Thomas Alber

27-28
Telephony acoustics at Mitel

Philippe Moquin

29-29
On the use of the FNTF algorithm in subband acoustic echo cancellation

Benoit Champagne, Francois Caron

30-31
Opportunities for active noise control in communication headsets

A.J. Brammer, G.J. Pan

32-33
Sound pickup in the presence of diffraction effects

Michael R. Stinson, James G. Ryan, Gilles Daigle

34-35
Least-squares inverse filtering of speech

Bradford Gover, James G. Ryan

36-37
Fast and accurate 3D acoustic propagation and inversion in layered media environments

James W. Wiskin, D.T. Borup, S.A. Johnson

38-39
Vibration isolation - exploring the foundations

H.M. Williamson, J.C.S. Lai, J. Dai, C. Norwood, Y. Li

40-41
Results of a survey on audio and visual warning systems for military helicopters

C.I. Mack, L.L. Churchill, G.R. Arrabito

42-43
Multimedia software for evaluation of traffic noise reduction solutions

Alex Boudreau, Andrée L'Esperance, Martin Bouchard

44-45
Instrumentation Systems: Development of an Internet-based course

L.A. Tremblay, D.G. Jamieson, M.F. Cheesman

46-46
Development of an Internet-based course in hearing science

B. Taylor, D.G. Jamieson, M.F. Cheesman

47-47
Detection of small arms fire

Bruce Martin, Jacques Bedard

48-49
Evaluation of some temporal sampling strategies in community noise measurement

Richard J. Peppin, Svein-Arne Nordby, Roberto Borjabad

50-51
Vertical imaging capability of surround sound systems through binaural techniques

John Klepko

52-53
Total and relative duration as cues to surface structure in music

Michael E. Lantz, Lola L. Cuddy

56-57
Judged direction of pairs of octave-related complexes (Shepard tones): Training effects and reversal

Annabel J. Cohen, Michael Lamoureux, Richard Fleming, Debora Dunphy

58-59
Level, spectral and temporal cues in children's detection of masked signals

Prudence Allen, Rhiannon Jones, Pamela Slaney, Louise Korpela

60-61
Notched-noise and quiet detection thresholds as early indicators of auditory system damage in school-aged children

Prudence Allen, Cindy Lee Marples

62-63
Impact of signal bandwidth and generic head-related transfer functions for localization on the horizontal plane in virtual acoustic space

G.Robert Arrabito, R.Brian Crabtree, Sharon M. McFadden, Sherry Van Blyderveen

64-65
Integration of active noise reduction and binaural technologies in the design of communication headsets

Christian Giguere, Sharon M. Abel, G.Robert Arrabito

66-67
Effect of aging on spatial hearing

Sharon M. Abel, Angela Consoli, Christian Giguere, Blake C. Papsin

68-69
High-frequency bone conduction audiometry using a piezoelectric transducer

Marie-Claude Gallichan, Sofia Ravenna, Christian Giguere, Tony Leroux, Lixue Wu, George S.K. Wong

70-71
Classification of simple sensory events in younger and older adults: Are they different

Dana R. Murphy, Bruce A. Schneider

72-73
Sound levels from headphone/portable compact disc player systems

Stephen Bly, Stephen Keith, Robert Hussey

74-75
Optical imaging of intrinsic signals in the auditory cortex

Noam Harel, Richard J. Mount, Robert V. Harrison

76-77
Effects of cochlear hypoxia on otoacoustic emissions compared with auditory evoked potentials

Shoichi Sawada, Claudine Gysin, Richard Mount, Robert V. Harrison

78-79
Effects of long-term anaesthesia on auditory evoked potential amplitude and latency

Naoki Mori, Shoichi Sawada, Richard J. Mount, Robert V. Harrison

80-81
Denture influence on resonance balance in speech

Jana M. Scarsellone, Anne P. Rochet, John F. Wolfaardt

82-83
Classifying subgroups of individuals with ALS: Acoustic and aerodynamic characteristics

H.A. Leeper, Michael Strong

84-85
Acoustic correlates of monotone speech in Parkinson's disease

Scott Adams, Kim Reyno-Briscoe, Laura Hutchinson

86-87
Acoustic structure of stops produced by tracheoesophageal speakers

Philip C. Doyle

88-89
Temporal cues support syntactic identification

Michelle D. Wiley, M.Kathleen Pichora-Fuller

90-91
Mismatch negativity measures of gap detection

Renee Desjardins, Laurel Trainor

92-93
Influence of a secondary task on the understanding of continuous discourse by younger and older adults

Dana R. Murphy, Meredyth Daneman, Bruce A. Schneider

94-95
Fundamental frequency influences vowel discrimination in 6-month-old infants

Renee N. Desjardins, Laurel J. Trainor

96-97
Intelligibility in classroom noise for young school aged children

Garry Kranjc, Donald G. Jamieson

98-99