Handbook for Sound Engineers

652 Chapter 18 manufacturer L-Acoustic uses a type of path length equalizer to force the emerging wavefront to conform to the op ...

Loudspeaker Cluster Design 653 of attenuation), and width equal to the bandwidth of the aberrations (typically half an octave), ...

654 Chapter 18 loudspeakers for sound reinforcement in highly rever- berant or reflective environments will be shown. We will di ...

Loudspeaker Cluster Design 655 measures the reduction in modulation depth of a specialized test signal which replicates the burs ...

656 Chapter 18 bility throughout the audience areas. Digitally steerable column arrays can offer superior coverage and they can ...

Loudspeaker Cluster Design 657 create multiple beams and also steer the beam, Figs.18-21 and 18-22. 18.7.5 DSP-Driven Vertical A ...

658 Chapter 18 The inter-driver spacing determines the highest frequency at which the array acts as a line source rather than a ...

Loudspeaker Cluster Design 659 18.7.5.4 Array Height versus Wavelength (Ȝ) Driver-to-driver spacing sets the highest frequency a ...

660 Chapter 18 might also be good to point out that all of the graphics for this section are done using theoretical point source ...

Loudspeaker Cluster Design 661 As inter-driver spacing approaches four times the wavelength, the array is generating so many gra ...

662 Chapter 18 fore lower than required. Many early designs used small-cone full range transducers, and the poor high- frequency ...

Loudspeaker Cluster Design 663 To maximize the effectiveness of a digitally controlled line source, it’s not enough to start wit ...

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Part 4 Electronic Audio Circuits and Equipment ...

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667 Chapter 19 Power Supplies by Glen Ballou 19.1 Power-Supply Terminology...................................................... ...

668 19.10.8 Lead-Acid Batteries................................................................. 694 19.10.9 Lead-Dioxide Batter ...

Power Supplies 669 19.1 Power-Supply Terminology Power Supply. A device that supplies electrical power to another unit. Power su ...

670 Chapter 19 Table 19-1. Rectifier Circuit Chart + + (^) Single Phase Half Wave Single-Phase Center Tap Single-Phase Bridge Th ...

Power Supplies 671 Table 19.1 Rectifier Circuit Chart (Continued) + + + Three-Phase Bridge Six-Phase Stat (Three Phase Diametric ...