Manuale UtenteSommarioFront Cover1Copyrights and Trademarks3Table of Contents5Related Publications8Speech Intelligibility Overview9Background Information11Basic Audio Math12Sound and Hearing14The Nature of Speech15Room Acoustics16Speaker Basics19Inverse Square Law19Sensitivity20Dispersion Angle20Coverage22Determining Critical Polar Angle23Power Rating25Speaker layouts25Distributed Wall Mounted Systems26Speech Intelligibility29Influences on Intelligibility30Measures of Intelligibility34Practical Measurement of Intelligibility36Tools for Predicting Intelligibility37Emergency Voice/Alarm Communications Systems39Typical System40System Parts41Regulatory Issues43Audibility44Intelligibility46Speaker System Design Method49Applying the Methods52Office Space Example52Corridor Example54Gymnasium Example56Lobby Example58Speaker Design Method50Recommendations51Conclusion61Glossary of Terms64Index67Back Cover70Dimensioni: 1,6 MBPagine: 70Language: EnglishApri il manuale