Fundamentals of Audio Producion. Chapter 4
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Fundamentals of Audio Fundamentals of Audio ProductionProduction
Chapter Four:Chapter Four:MicrophonesMicrophones
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Microphone types
• Dynamic• Condenser• Ribbon• Piezoelectric• Carbon
(See Chapter 2, “Capturing Sound Electronically,” for details)
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Dynamic
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Condenser
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Ribbon
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Polar patterns
• Cardioid or “heart-shaped
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Polar patterns
• Hypercardioid
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Polar patterns
• Bidirectional
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Polar patterns
• Omnidirectional
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Specialized microphones
• Lavaliere
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Specialty microphonesBoundary effect
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Specialty microphonesBoundary effect
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Proximity effect
• In cardioid microphones, the closer the microphone to the audio source, the more emphasis on the low frequencies.
• That is, moving the microphone closes emphasizes low frequencies.
• Compensate with a bass roll-off switch
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Bass roll off
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