Oscillations and Waves > Acoustics > Pitch

DCS# 3C20.10

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RANGE OF HEARING

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APPARATUS

function generator	202-08-G
amplifier	202-09-B
speaker	202-cart
oscilloscope and camera or frequency counter	202

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DESCRIPTION

Vary the function generator frequency to demonstrate the frequency range of the human ear.  The display on the scope shows that there is a signal, even when it can't be heard.