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21 Cards in this Set
- Front
- Back
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What is a sound |
A vibration causes waves in a medium stimulating electrochemical signals interpreted by the brain as sound |
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Cognitive |
How your brain works related to mental processes knowledge reasoning memory judgmental perception |
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Affective |
Related to emotion feeling and mood |
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Range of hearing |
Expressed by sound pressure |
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Hearing |
First detectable sounds The Quiet Sounds |
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dB |
One tenth of a bell |
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Pain |
10 million greater than the threshold of hearing at 150 DB SPL permanent damage begins |
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Octave |
The difference between to Tunnel ratios of two two one range of hearing for average humans 10 octave |
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Auditory fatigue TTS |
Temporary threshold shift a reversible desensitization to sound ear straight down to protect |
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Tinnitus |
Permanent inner ear damage from overexposure to loud sounds |
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Avoid hearing loss |
Keep distance from Sound Source turn down sound level wear earplugs |
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Analytical listening |
Interpretation of sound |
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Critical listening |
Evaluations of characteristics of sound |
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Soundwave |
Inelastic of longitudinal wave with areas of compression and rarefaction |
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Audio |
Electronic replication of sounds |
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Amplitude |
Measurement of the distance to complete one cycle |
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Frequency |
Number of the Cycles completed per unit of time |
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1 cycle/ 1 second= |
1 Hertz |
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Frequency = |
Wavelength ÷ time |
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Frequency is perceived as |
Pitch |
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Sound envelope |
Includes attack Decay sustain and release reflections |
