School Lab Wave Machine

This simple wave demonstrator rotates a set of cams that raise and lower 24 vertical rods with plastic highlighted tips for easy viewing. 

It is 480mm long, strong, and almost silent in operation. 

to demonstrate form and propagation of longitudinal and transverse waves. 

Lubrication is not required and students can see from both sides. 

The handle is fitted with a circular scale marked in degrees of rotation.