Graphic Equalizer Power Point
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Transcript of Graphic Equalizer Power Point
![Page 1: Graphic Equalizer Power Point](https://reader033.fdocuments.us/reader033/viewer/2022061617/588aa0d31a28ab4c308b45d9/html5/thumbnails/1.jpg)
Graphic Equalizer & Spectrum VisualizerDavid Hospedales
Whilow Schock
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Concept• Sound manipulation• Visual representation
Resulting Project• Analog and digital forms of audio processing
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Project Components• Graphic Equalizer• Digital Signal Processing• LED Display
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Graphic Equalizer
• Quality Factor of 1.414• 10 pass bands• Each band is an octave
apart
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Digital Signal Processing• Audio sampling• Conversion from time to frequency domain• Communication protocol to LED display
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LED Display• Continuous illumination• Designing around amperage• 74HC595 shift registers
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Implementation Challenges
• Circuit planning and layout difficulties• Incremental testing• Wire wrapping
Hardware
Software• Understanding and implementing FFTs• Attaining 10 updates per second
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Layout and construction
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ConclusionCons• Destruction of stereo• Requires multiple power sources• PCB a better option
Pros• Processes audio in analog and digital forms• All components work as designed• Excellent learning experience
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Thank YouThank you to all the instructors at NAIT for their support and knowledge.
Any questions?