Demonstration equipment for displaying propagation, reflection, diffraction and superimposition of transverse waves.
A chain of wooden double-ended pendulums joined together by a bifilar thread.
Two handles allow the chain to be held by hand and excited. Pendulum weights are supplied for altering the moment of inertia.
Number of double pendulums: 79
Length: 3 m
Weight: approx. 0.8 kg