June 2013
Intermediate to advanced
632 pages
28h 35m
English
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Chapter 9
Loudspeaker Directivity and Coverage
by Don Davis
Directivity Factor (Q) and Coverage Angle (C∠)
Loudspeaker Directivity Factor (Q)
Geometric Q Transformed to Steradians, sr
Using Steradians for Site Surveys
C∠, Q, and D1 for Spherical Segments
Determining Minimum Geometric Q by Loudspeaker Placement
9.2 Describing Q More Accurately
A Subtlety Regarding Q by Placement
9.3 Relationship Between C∠ and Q in an Idealized Case
9.4 Idealized Loudspeaker Geometry
Classic Method of Obtaining Axial Q
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