Frey Scientific Doppler Effect Demonstrator

Item #: 560704

$28.59
$21.44

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About This Item

Description

Frey Scientific Doppler Effect Demonstrator shows the apparent change in pitch of sound as it emanates from a moving source. It includes rubber hammer, 50 ft length of chalk-line and three tuning forks with resonant frequencies of 256, 512 and 1024 cycles per second.