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Define threshold of hearing, intensity level of sound, and sound pressure level (SPL). Give the typical dB Values of SPL for threshold of hearing, noisy restaurant, and jet engine.
written 6.2 years ago by gravatar for teamques10 teamques10 ★ 65k •   modified 6.0 years ago

Subject: Speech Processing

Topic: Speech Production, Acoustic Phonetics and Auditory Perception

Difficulty: Low
speech processing
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written 6.0 years ago by gravatar for teamques10 teamques10 ★ 65k

(i) The hearing threshold is the sound level below which is a person's ear is unable to detect any sound.

The hearing curve

Sound Pressure Level

(i) Sound Pressure Level (SPL) is used to define the sound level.

(ii) SPL is the ratio of the absolute sound pressure to a reference level which …

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