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Latest change 09.04.2008

Low Frequency Limit of Reflector Arrays, by Magne Skålevik

2006: Panel edge density suggested as design parameter for concert hall reflectors
2007:
The two-filter model.  Edge density to cut off frequency relationship. Dependency on angle of incidence and shape. Frequency range 17.05.2007

 

Computational Acoustics

Acoustical Modelling with Sonel Mapping, by Kapralos, Jenkin and Milios. 25.09.2007

Edge Diffraction in Room Acoustics Computer Modeling, by Peter Svensson and Paul Calamia

An Improved Energetic Approach to Diffraction Based on the Uncertainty Principle, by Uwe Stephenson and Peter Svensson. 21.09.2007

 

Coloration due to reflections, by Tor Halmrast

Sound Coloration 13.03.2007

Coloration due to reflections — Further investigations. 03.08.2007

Stage Acoustics

Stage Acoustics for a symphony orchestra—an investigation, by Alf Berntson and Johan Andersson. 22.10.2007

Stage conditions for orchestral performance, by Dammerud / Barron. Early subjective and objective studies of concert hall stage conditions for orchestral performance.  21.09.2007

Stage Acoustics - Early investigations A contemporary overview of investigations and a few results so far, by Mike Barron and JJ Dammerud. 02.05.2007

Model Investigations, by Jens Jørgen Dammerud, University of Bath, September 2006. Supervised by Mike Barron.16.04.2006

Stage Acoustics—Litterature Review, by Jens Jørgen Dammerud, University of Bath, November 2006. Supervised by Mike Barron. 13.12.2006

Sound transmission through a symphony orchestra, by Magne Skålevik 17.05.2007

 

Orchestra Canopies—Significant Features by Magne Skålevik. Orchestra canopies—do they make a useful difference and can it be measured?  13.10.2006

Violin Acoustics

Five papers by Anders Buen on violin acoustics are presented. Published akutek.info 16.04.2007

Operating deflection modes in five conventional and two unconventional violins

Can we hear the geometrical measures of a violin?

Violin Acoustics History - a brief introduction

Differences of sound spectra in violins by Stradivari and Guarneri del Gesú

Comparing the sound of golden age and modern violins: Long-time-average-spectra

Room acoustics— misc papers

NEW! Frequency Response of Reflector Arrays, a student project by Morten Dalåmo, NTNU 2007, 09.04.2008

The Acoustics of a Quarry , Who needs an acoustician? Tor Halmrast asks. 03.08.2007

Diffusivity and directivity by Magne Skålevik. Early reverberant sound can compensate for unreliable direct sound. Read more in this paper.  09.10.2006

Influence of ceiling profile on distribution of room acoustical parameters, by Uwe Stephenson. 21.09.2007

Evaluation of Objective Echo Criteria, Anders Løvstad’s Master Thesis on Echo Criteria, introducing a new criterion. 25.08.2006

Clarity and Source Blend This paper by Gunnar Ihlen, acoustician and member of  The Norwegian Opera Orchestra, discusses clarity, source blend, transparency and their interrelation. 20.09.2006

Another Phantom of the Opera Are there more than one phantom in the opera? This paper introduces a possible acoustical phantom.14.03.2007

Reflector above the opera orchestra pit How should the reflector be shaped, to meet the intensions? A case study from the Norwegian National Opera in Oslo. 14.03.2007

Voice acoustics

NEW! Sound radiation from the chest of bass singers by Magne Skålevik, the SMAC-93 paper original print. The chest is to the voice like the port of vented loudspeaker enclosure is to the loudspeaker. 14.02.2008

Welcome to the Paper Session on akutek.info. Click on a title to be linked to the document. There are more papers to come.