L7-speaker-2009 - 1 Application: Loudspeakers and...

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Unformatted text preview: 1 Application: Loudspeakers and Application: Loudspeakers and Crossover Networks Crossover Networks Trac D. Tran ECE Department The Johns Hopkins University Baltimore, MD 21218 Loudspeakers Loudspeakers Audio components that translate electronic signals stored in phonographs, cassette tapes, CDs, DVDs back into actual sound waves that we can hear Remarkably simple devices with profound impact in our culture Most critical component of any audio system Numerous variations in shape, form, design, and application 2 Loudspeaker Examples Loudspeaker Examples Bang & Olufsen Beolab 1, ~$7000 Thiel CS3.6, ~$4500 B&W Nautilus 800, ~$5000 Vandersteen 2CE, ~$1500 Bose AM5, ~$700 Loudspeaker Basic Components Loudspeaker Basic Components Thiel CS3.6 Vandersteen 2CE tweeter midrange woofer cabinet (enclosure) 3 Sound Waves Sound Waves Frequency How fast the air pressure fluctuates High pitch, low pitch Volume Amplitude of the sound wave How loud the sound is Phase Determine temporal and spatial...
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This note was uploaded on 02/02/2010 for the course ENGINEERIN 520.101 taught by Professor Tracdtran during the Winter '06 term at Johns Hopkins.

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L7-speaker-2009 - 1 Application: Loudspeakers and...

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