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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 a dramatic demonstration of the Doppler shift associated with a moving source.
Order Code PH103240
Price £ ex VAT.
* Prices exclude VAT & delivery, e & oe
As part of the WEEE (Waste Electronic and Electrical
Equipment) regulations in the UK we also have a commitment
towards the appropriate disposal of electronic waste. Items displaying
the symbol should not be disposed of with normal waste. Please contact us for more
information on correct disposal.
WEEE Producer Registration Number:
WEE/EB0002ZR.
At IDS Education we are committed to minimising our impact on the environment and helping to create an ecologically sustainable future. We recycle everything we can, from our packaging materials down to our tea bags. As well as this, we carefully select our business partners to ensure they follow a similar code and our major partners are increasingly using solar energy as their predominant source of electricity.