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Frey Scientific Multiple String Vibrator

Item #: 590208
$322.79 $242.09
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This versatile string vibrator allows students to create standing waves on multiple strings all with the same frequency of vibration. Students may directly compare relationships between string tension, density, length, and the frequency of vibration. Apparatus is supplied with 4 weights, strings, a single pulley block, a double pulley block and instructions. May be mounted with suction cups to any smooth surface. Device is powered by 2 D cell batteries.