Elektroacoustics/Clusters and arrays (Q894)
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the combination of multiple loudspeakers for scaling and dispersion control purposes
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Elektroacoustics/Clusters and arrays | the combination of multiple loudspeakers for scaling and dispersion control purposes |
Statements
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clustering and coupling effects (English)
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calculate summation level of two correlated sound sources (English)
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calculate summation level of two uncorrelated sound sources (English)
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ideal point sources (English)
level attenuation over distance (English)
directivity pattern (English)
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real-world point sources (English)
loss of directivity control towards the lower frequencies as a function of size (English)
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ideal line sources (English)
level attenuation over distance (English)
directivity pattern (English)
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real world column speakers and line arrays (English)
HF control in line arrays by minimizing overlap (English)
LF control constrained by array length: edge effects (English)
HF control in line sources constrained by driver distance: spatial aliasing, side lobes (English)
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principle, advantages and disadvantages of a cardioid array (English)
delay matching to maximize rear cancellation (English)
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working principle, advantages and disadvantages of an end-fire array (English)
delay matching for perfect coincidence at the front (English)
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working principle, advantages and disadvantages of a broadside array (English)
reduced SPL and coherence close to the array (English)
widening of the beam by physical or delay curving (English)
hotspot on stage with physically curved arrays (English)
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basic principle of wave field synthesis (English)
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working principle of beam steering loudspeakers (English)
more complex delays for beam shaping (English)
simple progressive delays for beam aiming (English)
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SQQ7 - 9.1.4
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Individual speakers can only solve very simple sound reinforcement problems. Combining speakers in a controlled way allows us control directivity and scale up sound pressure levels to the needs of larger venues. (English)
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Einzelne Lautsprecherboxen können nur sehr einfache Beschallungssituationen lösen. Das sorgfältig durchdachte Zusammenwirken mehrerer Lautsprecher erlaubt uns, das Abstrahlverhalten zu kontrollieren und für größere Spielstätten höhere Schalldruckpegel zu erzielen. (German)
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