Doppler Effect Demonstration Apparatus, 92dB buzzer, 0.8m tether

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EISCO
Doppler Effect Demonstration Apparatus, 92dB buzzer, 0.8m tether
SKU |
DEF2013
The buzzer is 92 dB while standing still, when spun a student can easily hear the shift in frequency
Buzzer housing has a simple on/off switch and is constructed of rugged ABS plastic
Nylon cord is 2'8" attached to a rugged ABS handle 8.5in long, 1in diameter)
Demo comes with a 9V battery installed
The perfect demonstration of the Doppler effect in a classroom (with caution of course). Swing the Doppler effect apparatus and students will be able to hear the change in frequency
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