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Doppler Ball

Doppler Ball
Product Code :  SWA-045-200Price:  £64.25 /each(Exc. 20% VAT)Saver Points: 128



The Doppler Ball is a 90mm plastic ball with a PP3 battery powered tone generator and speaker inside. The ball can be safely whirled round in a large horizontal circle to demonstrate the Doppler effect. Good output volume and variable pitch provide all that is required for an effective demonstration of the Doppler shift associated with a moving source. PP3 battery and rotation cord supplied.

Now discontinued - please see alternative product SWA-040-100 - click here

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