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2007 ALMA China

2007 Winter Symposium

2005 Winter Symposium:
To purchase a CD that contains a copy of all the papers, tutorial sessions and panel discussions, please contact ALMA at managment@almainternational.org. The cost of the CD is US$25 for members and US$50 for non members.

Below is an overview of the contents of the Symposium CD:

Tutorial Sessions by:
Loudsoft, Listen, Inc., and Henkel-Loctite

Panel Discussion: “FEA vs. Lumped Parameter Modeling”

Panel Discussion: “Quality and Reliability”
Manufacturers' Roundtable Discussion Summary

Committee Meeting Updates

Technical Papers Session:

• "Actual Methods for Distortion Measurements: A Review"
  Pascal Brunet and Steve Temme - Listen, Inc.
• "Dynamical Measurement of Loudspeaker Suspension Parts"
  Wolfgang Klippel - Klippel GmbH
• "Computational Acoustics by Means of Finite and Boundry Elements for Woofers Tweeters and Horns"
  Dr. Alfred J. Svobodnik - Numerical Analysis and Design GmbH
• "Life After Kapton - A Review of Existing and Emerging Technologies for Voice Coil Bobbin Materials"
  Mike Klasco - Menlo Scientific, Ltd.

2004 Winter Symposium:

          · A Concurrent Approach to Transducer and System Development Projects

                 Presented by: Steve Mowry

          · A New Measurement Technique for Rub and Buzz and other Nonlinear Distortion

                 Presented by: Dr. Wolfgang Klippel

          · Loudspeaker Rub & Buzz and Loose Particle Detection (Powerpoint File)

                 Presented by: Steve Temme

          · A Reliable Solution for Rub & Buzz Detection (Powerpoint File)

                 Presented by: Thomas E. Mintner

          · Nonlinearity in Horn Drivers and Engineering Aspects of Horn Driver Design

                 (Powerpoint File)

                 Presented by: Alexander Voishvillo

          · Xmax Panel Discussion

                 Presented by: Dave Clark, Dr. Earl Geddes, Dr. Wolfgang Klippel and David Prince

2003 Winter Symposium:

          · A Simple Approach to Improve Sensitivity of Quality Control Procedures of

            Loudspeakers

                 Presented by: Mauro Bigi and Maurizio Jacchia, Audiomatica, srl

          · Application of MaxxBase® Psycho-acoustic Bass Enhancement and New Speaker

            Design Methodologies to Dramatically Reduce Size and Power Consumption of

             Loudspeaker Systems

                 Presented by: Paul Bundschuh, Waves and Patrick Turnmire, Redrock Acoustics

          · Transducer Design Using 2D FEA & BEM

                 Presented by: Steve Mowry, S.M. Audio Engineering

          · Compression Drivers Based on “Unconventional” Diaphragms (Powerpoint File)

                 Presented by: Alex Voishvillo, Cerwinski Labs, Inc.

          · Spider Hysteresis and Testing

                 Presented by: Myra Stewart, Harman Becker Automotive Systems, Inc.

          · New Methods for Loudspeaker Power Testing

                 Presented by: Dr. Wolfgang Klippel, Klippel GmbH

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