MECHANICS OF SOUND TRANSMISSION

Objectives

At the end of this section you should be able to:

Describe what constitutes sound and a sound wave

Describe properties of a sound wave as it relates to hearing

Define the parameters of a sinusoidal sound wave: frequency, sound pressure, period, wavelength

Describe the decibel notation

Draw the axes of an audiogram and describe how the audiogram is used to evaluate hearing

Describe the sensitivity of human hearing