3D Standing Wave Machine

3D Standing Wave Machine

$26.95
54 points (Avail: 0)
In Stock
Item #: OPT-400
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Create mesmerizing standing waves with a simple string by adjusting the speed of the machine's two motors and the distance between them. In the dark, the light from red, green, and blue LEDs allows a full spectrum of brilliant color. The variations in standing waves are limitless! Great for teaching about nodes, antinodes, and wavelength. 20 x 9.5 inches.