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Doppler Ball
Product Code: AEE268
Product Overview
Doppler Ball
Plastic moulded lightweight ball suitable for Doppler effect fitted with a 9V battery powered tone generator and a speaker inside. The ball can be whirled around on the attached cord to the demonstrate the change in pitch on a moving source
Description
Doppler Ball
Plastic moulded lightweight ball suitable for Doppler effect fitted with a 9V battery powered tone generator and a speaker inside. The ball can be whirled around on the attached cord to the demonstrate the change in pitch on a moving source
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