• Technology
• + Voice Coil Impedance
• Introduction
• Glossary
• Lumped Impedance Modelling
• Measurement
• Fem Modelling
• Prediction of Distortion
• Conclusion
• Download as PDF
• + Surround Sound with Fewer Speakers
• Introduction
• Sound Quality Objectivies
• Creating Virtual Soundfields
• Practical systems
• Conclusion
• Download as PDF
• + Optimum Diapragm Waveguide Geometry
• Introduction
• Sperical Waves
• Analysis Stategy
• Results
• Discussion
• Conclusion
• Download as PDF
•   Pod Technology
• + Uni-Q White Paper
• Introduction
• Background
• Co-Axial Drivers
• Co-Incident Drivers
• Magnetic Design
• Acoustics
• Discussion
• Conclusion
• References
• Full Paper (PDF)
• + High End Uni-Q
• Coincident Source Array
• Finite Element Analysis
• Dome Profile
• Wavefront Analysis
• Motor Systems
• Laser Vibrometry
• References
• + Reference Paper
• Introduction
• Research & Development
• Reference 207
• Production
• System Design
• Boundary Control Device
• + ACE Technology
• Introduction
• How Does ACE Work?
• Adsorption
• Improvements
• Performance
• Applications
• Technology
• References
• Full Paper (PDF)

References

1. L.Fincham, Patent No. WO8911201, November 1989.
2. P.Macey, “Finite element methods for transient acoustic analysis of audio problems" Reproduced Sound 19, Oxford 2003
3. “PAFEC Acoustics User Manual, Level 8.8” PACSYS Limited, Strelley Hall, Nottingham, NG8 6PE, United Kingdom, www.pafecfe.com
4. L.Kinsler and Frey “Fundementals of Acoustics” Wiley, New York, 1962.
5. H. Suzuki and J.Tichy, “Radiation and Diffraction Effects by Concave and Convex Domes” JAESVol.29, No. 12 1981 December.
6. P. Anthony J. Wright, “Finite-Element Analysis in the Design of High-Quality Loudspeakers” AES Preprint No. 5162 Convention 108, 2000 January.